Contract

0xC02F808E459cC63FDc0a3a9b7405d6e2f9AA8F02

Source Code

Overview

ETH Balance

0 ETH

Eth Value

$0.00

More Info

Private Name Tags

Add

	Transaction Hash	Method	Block		From		To
There are no matching entries Please try again later

View more zero value Internal Transactions in Advanced View mode

Advanced mode:

This contract contains unverified libraries: TellorTransfer, TellorDispute, TellorStake, TellorLibrary

This contract may be a proxy contract. Click on More Options and select Is this a proxy? to confirm and enable the "Read as Proxy" & "Write as Proxy" tabs.

Contract Source Code Verified (Exact Match)

Contract Name:

Tellor

Compiler Version

v0.5.8+commit.23d335f2

Optimization Enabled:

No with 200 runs

Other Settings:

default evmVersion, None license

Contract Source Code (Solidity)

IDE

/**
 *Submitted for verification at Etherscan.io on 2019-09-27
*/

pragma solidity ^0.5.0;


/**
* @title Tellor Transfer
* @dev Contais the methods related to transfers and ERC20. Tellor.sol and TellorGetters.sol
* reference this library for function's logic.
*/
library TellorTransfer {
    using SafeMath for uint256;

    event Approval(address indexed _owner, address indexed _spender, uint256 _value); //ERC20 Approval event
    event Transfer(address indexed _from, address indexed _to, uint256 _value); //ERC20 Transfer Event

    /*Functions*/

    /**
    * @dev Allows for a transfer of tokens to _to
    * @param _to The address to send tokens to
    * @param _amount The amount of tokens to send
    * @return true if transfer is successful
    */
    function transfer(TellorStorage.TellorStorageStruct storage self, address _to, uint256 _amount) public returns (bool success) {
        doTransfer(self, msg.sender, _to, _amount);
        return true;
    }

    /**
    * @notice Send _amount tokens to _to from _from on the condition it
    * is approved by _from
    * @param _from The address holding the tokens being transferred
    * @param _to The address of the recipient
    * @param _amount The amount of tokens to be transferred
    * @return True if the transfer was successful
    */
    function transferFrom(TellorStorage.TellorStorageStruct storage self, address _from, address _to, uint256 _amount)
        public
        returns (bool success)
    {
        require(self.allowed[_from][msg.sender] >= _amount, "Allowance is wrong");
        self.allowed[_from][msg.sender] -= _amount;
        doTransfer(self, _from, _to, _amount);
        return true;
    }

    /**
    * @dev This function approves a _spender an _amount of tokens to use
    * @param _spender address
    * @param _amount amount the spender is being approved for
    * @return true if spender appproved successfully
    */
    function approve(TellorStorage.TellorStorageStruct storage self, address _spender, uint256 _amount) public returns (bool) {
        require(_spender != address(0), "Spender is 0-address");
        self.allowed[msg.sender][_spender] = _amount;
        emit Approval(msg.sender, _spender, _amount);
        return true;
    }

    /**
    * @param _user address of party with the balance
    * @param _spender address of spender of parties said balance
    * @return Returns the remaining allowance of tokens granted to the _spender from the _user
    */
    function allowance(TellorStorage.TellorStorageStruct storage self, address _user, address _spender) public view returns (uint256) {
        return self.allowed[_user][_spender];
    }

    /**
    * @dev Completes POWO transfers by updating the balances on the current block number
    * @param _from address to transfer from
    * @param _to addres to transfer to
    * @param _amount to transfer
    */
    function doTransfer(TellorStorage.TellorStorageStruct storage self, address _from, address _to, uint256 _amount) public {
        require(_amount > 0, "Tried to send non-positive amount");
        require(_to != address(0), "Receiver is 0 address");
        //allowedToTrade checks the stakeAmount is removed from balance if the _user is staked
        require(allowedToTrade(self, _from, _amount), "Stake amount was not removed from balance");
        uint256 previousBalance = balanceOfAt(self, _from, block.number);
        updateBalanceAtNow(self.balances[_from], previousBalance - _amount);
        previousBalance = balanceOfAt(self, _to, block.number);
        require(previousBalance + _amount >= previousBalance, "Overflow happened"); // Check for overflow
        updateBalanceAtNow(self.balances[_to], previousBalance + _amount);
        emit Transfer(_from, _to, _amount);
    }

    /**
    * @dev Gets balance of owner specified
    * @param _user is the owner address used to look up the balance
    * @return Returns the balance associated with the passed in _user
    */
    function balanceOf(TellorStorage.TellorStorageStruct storage self, address _user) public view returns (uint256) {
        return balanceOfAt(self, _user, block.number);
    }

    /**
    * @dev Queries the balance of _user at a specific _blockNumber
    * @param _user The address from which the balance will be retrieved
    * @param _blockNumber The block number when the balance is queried
    * @return The balance at _blockNumber specified
    */
    function balanceOfAt(TellorStorage.TellorStorageStruct storage self, address _user, uint256 _blockNumber) public view returns (uint256) {
        if ((self.balances[_user].length == 0) || (self.balances[_user][0].fromBlock > _blockNumber)) {
            return 0;
        } else {
            return getBalanceAt(self.balances[_user], _blockNumber);
        }
    }

    /**
    * @dev Getter for balance for owner on the specified _block number
    * @param checkpoints gets the mapping for the balances[owner]
    * @param _block is the block number to search the balance on
    * @return the balance at the checkpoint
    */
    function getBalanceAt(TellorStorage.Checkpoint[] storage checkpoints, uint256 _block) public view returns (uint256) {
        if (checkpoints.length == 0) return 0;
        if (_block >= checkpoints[checkpoints.length - 1].fromBlock) return checkpoints[checkpoints.length - 1].value;
        if (_block < checkpoints[0].fromBlock) return 0;
        // Binary search of the value in the array
        uint256 min = 0;
        uint256 max = checkpoints.length - 1;
        while (max > min) {
            uint256 mid = (max + min + 1) / 2;
            if (checkpoints[mid].fromBlock <= _block) {
                min = mid;
            } else {
                max = mid - 1;
            }
        }
        return checkpoints[min].value;
    }

    /**
    * @dev This function returns whether or not a given user is allowed to trade a given amount
    * and removing the staked amount from their balance if they are staked
    * @param _user address of user
    * @param _amount to check if the user can spend
    * @return true if they are allowed to spend the amount being checked
    */
    function allowedToTrade(TellorStorage.TellorStorageStruct storage self, address _user, uint256 _amount) public view returns (bool) {
        if (self.stakerDetails[_user].currentStatus > 0) {
            //Removes the stakeAmount from balance if the _user is staked
            if (balanceOf(self, _user).sub(self.uintVars[keccak256("stakeAmount")]).sub(_amount) >= 0) {
                return true;
            }
        } else if (balanceOf(self, _user).sub(_amount) >= 0) {
            return true;
        }
        return false;
    }

    /**
    * @dev Updates balance for from and to on the current block number via doTransfer
    * @param checkpoints gets the mapping for the balances[owner]
    * @param _value is the new balance
    */
    function updateBalanceAtNow(TellorStorage.Checkpoint[] storage checkpoints, uint256 _value) public {
        if ((checkpoints.length == 0) || (checkpoints[checkpoints.length - 1].fromBlock < block.number)) {
            TellorStorage.Checkpoint storage newCheckPoint = checkpoints[checkpoints.length++];
            newCheckPoint.fromBlock = uint128(block.number);
            newCheckPoint.value = uint128(_value);
        } else {
            TellorStorage.Checkpoint storage oldCheckPoint = checkpoints[checkpoints.length - 1];
            oldCheckPoint.value = uint128(_value);
        }
    }
}


//import "./SafeMath.sol";

/**
* @title Tellor Dispute
* @dev Contais the methods related to disputes. Tellor.sol references this library for function's logic.
*/

library TellorDispute {
    using SafeMath for uint256;
    using SafeMath for int256;

    //emitted when a new dispute is initialized
    event NewDispute(uint256 indexed _disputeId, uint256 indexed _requestId, uint256 _timestamp, address _miner);
    //emitted when a new vote happens
    event Voted(uint256 indexed _disputeID, bool _position, address indexed _voter);
    //emitted upon dispute tally
    event DisputeVoteTallied(uint256 indexed _disputeID, int256 _result, address indexed _reportedMiner, address _reportingParty, bool _active);
    event NewTellorAddress(address _newTellor); //emmited when a proposed fork is voted true

    /*Functions*/

    /**
    * @dev Helps initialize a dispute by assigning it a disputeId
    * when a miner returns a false on the validate array(in Tellor.ProofOfWork) it sends the
    * invalidated value information to POS voting
    * @param _requestId being disputed
    * @param _timestamp being disputed
    * @param _minerIndex the index of the miner that submitted the value being disputed. Since each official value
    * requires 5 miners to submit a value.
    */
    function beginDispute(TellorStorage.TellorStorageStruct storage self, uint256 _requestId, uint256 _timestamp, uint256 _minerIndex) public {
        TellorStorage.Request storage _request = self.requestDetails[_requestId];
        //require that no more than a day( (24 hours * 60 minutes)/10minutes=144 blocks) has gone by since the value was "mined"
        require(now - _timestamp <= 1 days, "The value was mined more than a day ago");
        require(_request.minedBlockNum[_timestamp] > 0, "Mined block is 0");
        require(_minerIndex < 5, "Miner index is wrong");

        //_miner is the miner being disputed. For every mined value 5 miners are saved in an array and the _minerIndex
        //provided by the party initiating the dispute
        address _miner = _request.minersByValue[_timestamp][_minerIndex];
        bytes32 _hash = keccak256(abi.encodePacked(_miner, _requestId, _timestamp));

        //Ensures that a dispute is not already open for the that miner, requestId and timestamp
        require(self.disputeIdByDisputeHash[_hash] == 0, "Dispute is already open");
        TellorTransfer.doTransfer(self, msg.sender, address(this), self.uintVars[keccak256("disputeFee")]);

        //Increase the dispute count by 1
        self.uintVars[keccak256("disputeCount")] = self.uintVars[keccak256("disputeCount")] + 1;

        //Sets the new disputeCount as the disputeId
        uint256 disputeId = self.uintVars[keccak256("disputeCount")];

        //maps the dispute hash to the disputeId
        self.disputeIdByDisputeHash[_hash] = disputeId;
        //maps the dispute to the Dispute struct
        self.disputesById[disputeId] = TellorStorage.Dispute({
            hash: _hash,
            isPropFork: false,
            reportedMiner: _miner,
            reportingParty: msg.sender,
            proposedForkAddress: address(0),
            executed: false,
            disputeVotePassed: false,
            tally: 0
        });

        //Saves all the dispute variables for the disputeId
        self.disputesById[disputeId].disputeUintVars[keccak256("requestId")] = _requestId;
        self.disputesById[disputeId].disputeUintVars[keccak256("timestamp")] = _timestamp;
        self.disputesById[disputeId].disputeUintVars[keccak256("value")] = _request.valuesByTimestamp[_timestamp][_minerIndex];
        self.disputesById[disputeId].disputeUintVars[keccak256("minExecutionDate")] = now + 7 days;
        self.disputesById[disputeId].disputeUintVars[keccak256("blockNumber")] = block.number;
        self.disputesById[disputeId].disputeUintVars[keccak256("minerSlot")] = _minerIndex;
        self.disputesById[disputeId].disputeUintVars[keccak256("fee")] = self.uintVars[keccak256("disputeFee")];

        //Values are sorted as they come in and the official value is the median of the first five
        //So the "official value" miner is always minerIndex==2. If the official value is being
        //disputed, it sets its status to inDispute(currentStatus = 3) so that users are made aware it is under dispute
        if (_minerIndex == 2) {
            self.requestDetails[_requestId].inDispute[_timestamp] = true;
        }
        self.stakerDetails[_miner].currentStatus = 3;
        emit NewDispute(disputeId, _requestId, _timestamp, _miner);
    }

    /**
    * @dev Allows token holders to vote
    * @param _disputeId is the dispute id
    * @param _supportsDispute is the vote (true=the dispute has basis false = vote against dispute)
    */
    function vote(TellorStorage.TellorStorageStruct storage self, uint256 _disputeId, bool _supportsDispute) public {
        TellorStorage.Dispute storage disp = self.disputesById[_disputeId];

        //Get the voteWeight or the balance of the user at the time/blockNumber the disupte began
        uint256 voteWeight = TellorTransfer.balanceOfAt(self, msg.sender, disp.disputeUintVars[keccak256("blockNumber")]);

        //Require that the msg.sender has not voted
        require(disp.voted[msg.sender] != true, "Sender has already voted");

        //Requre that the user had a balance >0 at time/blockNumber the disupte began
        require(voteWeight > 0, "User balance is 0");

        //ensures miners that are under dispute cannot vote
        require(self.stakerDetails[msg.sender].currentStatus != 3, "Miner is under dispute");

        //Update user voting status to true
        disp.voted[msg.sender] = true;

        //Update the number of votes for the dispute
        disp.disputeUintVars[keccak256("numberOfVotes")] += 1;

        //Update the quorum by adding the voteWeight
        disp.disputeUintVars[keccak256("quorum")] += voteWeight;

        //If the user supports the dispute increase the tally for the dispute by the voteWeight
        //otherwise decrease it
        if (_supportsDispute) {
            disp.tally = disp.tally.add(int256(voteWeight));
        } else {
            disp.tally = disp.tally.sub(int256(voteWeight));
        }

        //Let the network know the user has voted on the dispute and their casted vote
        emit Voted(_disputeId, _supportsDispute, msg.sender);
    }

    /**
    * @dev tallies the votes.
    * @param _disputeId is the dispute id
    */
    function tallyVotes(TellorStorage.TellorStorageStruct storage self, uint256 _disputeId) public {
        TellorStorage.Dispute storage disp = self.disputesById[_disputeId];
        TellorStorage.Request storage _request = self.requestDetails[disp.disputeUintVars[keccak256("requestId")]];

        //Ensure this has not already been executed/tallied
        require(disp.executed == false, "Dispute has been already executed");

        //Ensure the time for voting has elapsed
        require(now > disp.disputeUintVars[keccak256("minExecutionDate")], "Time for voting haven't elapsed");

        //If the vote is not a proposed fork
        if (disp.isPropFork == false) {
            TellorStorage.StakeInfo storage stakes = self.stakerDetails[disp.reportedMiner];
            //If the vote for disputing a value is succesful(disp.tally >0) then unstake the reported
            // miner and transfer the stakeAmount and dispute fee to the reporting party
            if (disp.tally > 0) {
                //Changing the currentStatus and startDate unstakes the reported miner and allows for the
                //transfer of the stakeAmount
                stakes.currentStatus = 0;
                stakes.startDate = now - (now % 86400);

                //Decreases the stakerCount since the miner's stake is being slashed
                self.uintVars[keccak256("stakerCount")]--;
                updateDisputeFee(self);

                //Transfers the StakeAmount from the reporded miner to the reporting party
                TellorTransfer.doTransfer(self, disp.reportedMiner, disp.reportingParty, self.uintVars[keccak256("stakeAmount")]);

                //Returns the dispute fee to the reportingParty
                TellorTransfer.doTransfer(self, address(this), disp.reportingParty, disp.disputeUintVars[keccak256("fee")]);

                //Set the dispute state to passed/true
                disp.disputeVotePassed = true;

                //If the dispute was succeful(miner found guilty) then update the timestamp value to zero
                //so that users don't use this datapoint
                if (_request.inDispute[disp.disputeUintVars[keccak256("timestamp")]] == true) {
                    _request.finalValues[disp.disputeUintVars[keccak256("timestamp")]] = 0;
                }
                //If the vote for disputing a value is unsuccesful then update the miner status from being on
                //dispute(currentStatus=3) to staked(currentStatus =1) and tranfer the dispute fee to the miner
            } else {
                //Update the miner's current status to staked(currentStatus = 1)
                stakes.currentStatus = 1;
                //tranfer the dispute fee to the miner
                TellorTransfer.doTransfer(self, address(this), disp.reportedMiner, disp.disputeUintVars[keccak256("fee")]);
                if (_request.inDispute[disp.disputeUintVars[keccak256("timestamp")]] == true) {
                    _request.inDispute[disp.disputeUintVars[keccak256("timestamp")]] = false;
                }
            }
            //If the vote is for a proposed fork require a 20% quorum before executing the update to the new tellor contract address
        } else {
            if (disp.tally > 0) {
                require(
                    disp.disputeUintVars[keccak256("quorum")] > ((self.uintVars[keccak256("total_supply")] * 20) / 100),
                    "Quorum is not reached"
                );
                self.addressVars[keccak256("tellorContract")] = disp.proposedForkAddress;
                disp.disputeVotePassed = true;
                emit NewTellorAddress(disp.proposedForkAddress);
            }
        }

        //update the dispute status to executed
        disp.executed = true;
        emit DisputeVoteTallied(_disputeId, disp.tally, disp.reportedMiner, disp.reportingParty, disp.disputeVotePassed);
    }

    /**
    * @dev Allows for a fork to be proposed
    * @param _propNewTellorAddress address for new proposed Tellor
    */
    function proposeFork(TellorStorage.TellorStorageStruct storage self, address _propNewTellorAddress) public {
        bytes32 _hash = keccak256(abi.encodePacked(_propNewTellorAddress));
        require(self.disputeIdByDisputeHash[_hash] == 0, "");
        TellorTransfer.doTransfer(self, msg.sender, address(this), self.uintVars[keccak256("disputeFee")]); //This is the fork fee
        self.uintVars[keccak256("disputeCount")]++;
        uint256 disputeId = self.uintVars[keccak256("disputeCount")];
        self.disputeIdByDisputeHash[_hash] = disputeId;
        self.disputesById[disputeId] = TellorStorage.Dispute({
            hash: _hash,
            isPropFork: true,
            reportedMiner: msg.sender,
            reportingParty: msg.sender,
            proposedForkAddress: _propNewTellorAddress,
            executed: false,
            disputeVotePassed: false,
            tally: 0
        });
        self.disputesById[disputeId].disputeUintVars[keccak256("blockNumber")] = block.number;
        self.disputesById[disputeId].disputeUintVars[keccak256("fee")] = self.uintVars[keccak256("disputeFee")];
        self.disputesById[disputeId].disputeUintVars[keccak256("minExecutionDate")] = now + 7 days;
    }

    /**
    * @dev this function allows the dispute fee to fluctuate based on the number of miners on the system.
    * The floor for the fee is 15e18.
    */
    function updateDisputeFee(TellorStorage.TellorStorageStruct storage self) public {
        //if the number of staked miners divided by the target count of staked miners is less than 1
        if ((self.uintVars[keccak256("stakerCount")] * 1000) / self.uintVars[keccak256("targetMiners")] < 1000) {
            //Set the dispute fee at stakeAmt * (1- stakerCount/targetMiners)
            //or at the its minimum of 15e18
            self.uintVars[keccak256("disputeFee")] = SafeMath.max(
                15e18,
                self.uintVars[keccak256("stakeAmount")].mul(
                    1000 - (self.uintVars[keccak256("stakerCount")] * 1000) / self.uintVars[keccak256("targetMiners")]
                ) /
                    1000
            );
        } else {
            //otherwise set the dispute fee at 15e18 (the floor/minimum fee allowed)
            self.uintVars[keccak256("disputeFee")] = 15e18;
        }
    }
}


/**
* itle Tellor Dispute
* @dev Contais the methods related to miners staking and unstaking. Tellor.sol
* references this library for function's logic.
*/

library TellorStake {
    event NewStake(address indexed _sender); //Emits upon new staker
    event StakeWithdrawn(address indexed _sender); //Emits when a staker is now no longer staked
    event StakeWithdrawRequested(address indexed _sender); //Emits when a staker begins the 7 day withdraw period

    /*Functions*/

    /**
    * @dev This function stakes the five initial miners, sets the supply and all the constant variables.
    * This function is called by the constructor function on TellorMaster.sol
    */
    function init(TellorStorage.TellorStorageStruct storage self) public {
        require(self.uintVars[keccak256("decimals")] == 0, "Too many decimals");
        //Give this contract 6000 Tellor Tributes so that it can stake the initial 6 miners
        TellorTransfer.updateBalanceAtNow(self.balances[address(this)], 2**256 - 1 - 6000e18);

        // //the initial 5 miner addresses are specfied below
        // //changed payable[5] to 6
        address payable[6] memory _initalMiners = [
            address(0xE037EC8EC9ec423826750853899394dE7F024fee),
            address(0xcdd8FA31AF8475574B8909F135d510579a8087d3),
            address(0xb9dD5AfD86547Df817DA2d0Fb89334A6F8eDd891),
            address(0x230570cD052f40E14C14a81038c6f3aa685d712B),
            address(0x3233afA02644CCd048587F8ba6e99b3C00A34DcC),
            address(0xe010aC6e0248790e08F42d5F697160DEDf97E024)
        ];
        //Stake each of the 5 miners specified above
        for (uint256 i = 0; i < 6; i++) {
            //6th miner to allow for dispute
            //Miner balance is set at 1000e18 at the block that this function is ran
            TellorTransfer.updateBalanceAtNow(self.balances[_initalMiners[i]], 1000e18);

            newStake(self, _initalMiners[i]);
        }

        //update the total suppply
        self.uintVars[keccak256("total_supply")] += 6000e18; //6th miner to allow for dispute
        //set Constants
        self.uintVars[keccak256("decimals")] = 18;
        self.uintVars[keccak256("targetMiners")] = 200;
        self.uintVars[keccak256("stakeAmount")] = 1000e18;
        self.uintVars[keccak256("disputeFee")] = 970e18;
        self.uintVars[keccak256("timeTarget")] = 600;
        self.uintVars[keccak256("timeOfLastNewValue")] = now - (now % self.uintVars[keccak256("timeTarget")]);
        self.uintVars[keccak256("difficulty")] = 1;
    }

    /**
    * @dev This function allows stakers to request to withdraw their stake (no longer stake)
    * once they lock for withdraw(stakes.currentStatus = 2) they are locked for 7 days before they
    * can withdraw the deposit
    */
    function requestStakingWithdraw(TellorStorage.TellorStorageStruct storage self) public {
        TellorStorage.StakeInfo storage stakes = self.stakerDetails[msg.sender];
        //Require that the miner is staked
        require(stakes.currentStatus == 1, "Miner is not staked");

        //Change the miner staked to locked to be withdrawStake
        stakes.currentStatus = 2;

        //Change the startDate to now since the lock up period begins now
        //and the miner can only withdraw 7 days later from now(check the withdraw function)
        stakes.startDate = now - (now % 86400);

        //Reduce the staker count
        self.uintVars[keccak256("stakerCount")] -= 1;
        TellorDispute.updateDisputeFee(self);
        emit StakeWithdrawRequested(msg.sender);
    }

    /**
    * @dev This function allows users to withdraw their stake after a 7 day waiting period from request
    */
    function withdrawStake(TellorStorage.TellorStorageStruct storage self) public {
        TellorStorage.StakeInfo storage stakes = self.stakerDetails[msg.sender];
        //Require the staker has locked for withdraw(currentStatus ==2) and that 7 days have
        //passed by since they locked for withdraw
        require(now - (now % 86400) - stakes.startDate >= 7 days, "7 days didn't pass");
        require(stakes.currentStatus == 2, "Miner was not locked for withdrawal");
        stakes.currentStatus = 0;
        emit StakeWithdrawn(msg.sender);
    }

    /**
    * @dev This function allows miners to deposit their stake.
    */
    function depositStake(TellorStorage.TellorStorageStruct storage self) public {
        newStake(self, msg.sender);
        //self adjusting disputeFee
        TellorDispute.updateDisputeFee(self);
    }

    /**
    * @dev This function is used by the init function to succesfully stake the initial 5 miners.
    * The function updates their status/state and status start date so they are locked it so they can't withdraw
    * and updates the number of stakers in the system.
    */
    function newStake(TellorStorage.TellorStorageStruct storage self, address staker) internal {
        require(TellorTransfer.balanceOf(self, staker) >= self.uintVars[keccak256("stakeAmount")], "Balance is lower than stake amount");
        //Ensure they can only stake if they are not currrently staked or if their stake time frame has ended
        //and they are currently locked for witdhraw
        require(self.stakerDetails[staker].currentStatus == 0 || self.stakerDetails[staker].currentStatus == 2, "Miner is in the wrong state");
        self.uintVars[keccak256("stakerCount")] += 1;
        self.stakerDetails[staker] = TellorStorage.StakeInfo({
            currentStatus: 1, //this resets their stake start date to today
            startDate: now - (now % 86400)
        });
        emit NewStake(staker);
    }
}



//Slightly modified SafeMath library - includes a min and max function, removes useless div function
library SafeMath {
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a + b;
        assert(c >= a);
        return c;
    }

    function add(int256 a, int256 b) internal pure returns (int256 c) {
        if (b > 0) {
            c = a + b;
            assert(c >= a);
        } else {
            c = a + b;
            assert(c <= a);
        }
    }

    function max(uint256 a, uint256 b) internal pure returns (uint256) {
        return a > b ? a : b;
    }

    function max(int256 a, int256 b) internal pure returns (uint256) {
        return a > b ? uint256(a) : uint256(b);
    }

    function min(uint256 a, uint256 b) internal pure returns (uint256) {
        return a < b ? a : b;
    }

    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a * b;
        assert(a == 0 || c / a == b);
        return c;
    }

    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        assert(b <= a);
        return a - b;
    }

    function sub(int256 a, int256 b) internal pure returns (int256 c) {
        if (b > 0) {
            c = a - b;
            assert(c <= a);
        } else {
            c = a - b;
            assert(c >= a);
        }

    }
}


/**
 * @title Tellor Oracle Storage Library
 * @dev Contains all the variables/structs used by Tellor
 */

library TellorStorage {
    //Internal struct for use in proof-of-work submission
    struct Details {
        uint256 value;
        address miner;
    }

    struct Dispute {
        bytes32 hash; //unique hash of dispute: keccak256(_miner,_requestId,_timestamp)
        int256 tally; //current tally of votes for - against measure
        bool executed; //is the dispute settled
        bool disputeVotePassed; //did the vote pass?
        bool isPropFork; //true for fork proposal NEW
        address reportedMiner; //miner who alledgedly submitted the 'bad value' will get disputeFee if dispute vote fails
        address reportingParty; //miner reporting the 'bad value'-pay disputeFee will get reportedMiner's stake if dispute vote passes
        address proposedForkAddress; //new fork address (if fork proposal)
        mapping(bytes32 => uint256) disputeUintVars;
        //Each of the variables below is saved in the mapping disputeUintVars for each disputeID
        //e.g. TellorStorageStruct.DisputeById[disputeID].disputeUintVars[keccak256("requestId")]
        //These are the variables saved in this mapping:
        // uint keccak256("requestId");//apiID of disputed value
        // uint keccak256("timestamp");//timestamp of distputed value
        // uint keccak256("value"); //the value being disputed
        // uint keccak256("minExecutionDate");//7 days from when dispute initialized
        // uint keccak256("numberOfVotes");//the number of parties who have voted on the measure
        // uint keccak256("blockNumber");// the blocknumber for which votes will be calculated from
        // uint keccak256("minerSlot"); //index in dispute array
        // uint keccak256("quorum"); //quorum for dispute vote NEW
        // uint keccak256("fee"); //fee paid corresponding to dispute
        mapping(address => bool) voted; //mapping of address to whether or not they voted
    }

    struct StakeInfo {
        uint256 currentStatus; //0-not Staked, 1=Staked, 2=LockedForWithdraw 3= OnDispute
        uint256 startDate; //stake start date
    }

    //Internal struct to allow balances to be queried by blocknumber for voting purposes
    struct Checkpoint {
        uint128 fromBlock; // fromBlock is the block number that the value was generated from
        uint128 value; // value is the amount of tokens at a specific block number
    }

    struct Request {
        string queryString; //id to string api
        string dataSymbol; //short name for api request
        bytes32 queryHash; //hash of api string and granularity e.g. keccak256(abi.encodePacked(_sapi,_granularity))
        uint256[] requestTimestamps; //array of all newValueTimestamps requested
        mapping(bytes32 => uint256) apiUintVars;
        //Each of the variables below is saved in the mapping apiUintVars for each api request
        //e.g. requestDetails[_requestId].apiUintVars[keccak256("totalTip")]
        //These are the variables saved in this mapping:
        // uint keccak256("granularity"); //multiplier for miners
        // uint keccak256("requestQPosition"); //index in requestQ
        // uint keccak256("totalTip");//bonus portion of payout
        mapping(uint256 => uint256) minedBlockNum; //[apiId][minedTimestamp]=>block.number
        //This the time series of finalValues stored by the contract where uint UNIX timestamp is mapped to value
        mapping(uint256 => uint256) finalValues;
        mapping(uint256 => bool) inDispute; //checks if API id is in dispute or finalized.
        mapping(uint256 => address[5]) minersByValue;
        mapping(uint256 => uint256[5]) valuesByTimestamp;
    }

    struct TellorStorageStruct {
        bytes32 currentChallenge; //current challenge to be solved
        uint256[51] requestQ; //uint50 array of the top50 requests by payment amount
        uint256[] newValueTimestamps; //array of all timestamps requested
        Details[5] currentMiners; //This struct is for organizing the five mined values to find the median
        mapping(bytes32 => address) addressVars;
        //Address fields in the Tellor contract are saved the addressVars mapping
        //e.g. addressVars[keccak256("tellorContract")] = address
        //These are the variables saved in this mapping:
        // address keccak256("tellorContract");//Tellor address
        // address  keccak256("_owner");//Tellor Owner address
        // address  keccak256("_deity");//Tellor Owner that can do things at will
        mapping(bytes32 => uint256) uintVars;
        //uint fields in the Tellor contract are saved the uintVars mapping
        //e.g. uintVars[keccak256("decimals")] = uint
        //These are the variables saved in this mapping:
        // keccak256("decimals");    //18 decimal standard ERC20
        // keccak256("disputeFee");//cost to dispute a mined value
        // keccak256("disputeCount");//totalHistoricalDisputes
        // keccak256("total_supply"); //total_supply of the token in circulation
        // keccak256("stakeAmount");//stakeAmount for miners (we can cut gas if we just hardcode it in...or should it be variable?)
        // keccak256("stakerCount"); //number of parties currently staked
        // keccak256("timeOfLastNewValue"); // time of last challenge solved
        // keccak256("difficulty"); // Difficulty of current block
        // keccak256("currentTotalTips"); //value of highest api/timestamp PayoutPool
        // keccak256("currentRequestId"); //API being mined--updates with the ApiOnQ Id
        // keccak256("requestCount"); // total number of requests through the system
        // keccak256("slotProgress");//Number of miners who have mined this value so far
        // keccak256("miningReward");//Mining Reward in PoWo tokens given to all miners per value
        // keccak256("timeTarget"); //The time between blocks (mined Oracle values)
        //This is a boolean that tells you if a given challenge has been completed by a given miner
        mapping(bytes32 => mapping(address => bool)) minersByChallenge;
        mapping(uint256 => uint256) requestIdByTimestamp; //minedTimestamp to apiId
        mapping(uint256 => uint256) requestIdByRequestQIndex; //link from payoutPoolIndex (position in payout pool array) to apiId
        mapping(uint256 => Dispute) disputesById; //disputeId=> Dispute details
        mapping(address => Checkpoint[]) balances; //balances of a party given blocks
        mapping(address => mapping(address => uint256)) allowed; //allowance for a given party and approver
        mapping(address => StakeInfo) stakerDetails; //mapping from a persons address to their staking info
        mapping(uint256 => Request) requestDetails; //mapping of apiID to details
        mapping(bytes32 => uint256) requestIdByQueryHash; // api bytes32 gets an id = to count of requests array
        mapping(bytes32 => uint256) disputeIdByDisputeHash; //maps a hash to an ID for each dispute
    }
}



//Functions for retrieving min and Max in 51 length array (requestQ)
//Taken partly from: https://github.com/modular-network/ethereum-libraries-array-utils/blob/master/contracts/Array256Lib.sol

library Utilities {
    /**
    * @dev Returns the minimum value in an array.
    */
    function getMax(uint256[51] memory data) internal pure returns (uint256 max, uint256 maxIndex) {
        max = data[1];
        maxIndex;
        for (uint256 i = 1; i < data.length; i++) {
            if (data[i] > max) {
                max = data[i];
                maxIndex = i;
            }
        }
    }

    /**
    * @dev Returns the minimum value in an array.
    */
    function getMin(uint256[51] memory data) internal pure returns (uint256 min, uint256 minIndex) {
        minIndex = data.length - 1;
        min = data[minIndex];
        for (uint256 i = data.length - 1; i > 0; i--) {
            if (data[i] < min) {
                min = data[i];
                minIndex = i;
            }
        }
    }

}


/**
* @title Tellor Getters Library
* @dev This is the getter library for all variables in the Tellor Tributes system. TellorGetters references this
* libary for the getters logic
*/
library TellorGettersLibrary {
    using SafeMath for uint256;

    event NewTellorAddress(address _newTellor); //emmited when a proposed fork is voted true

    /*Functions*/

    //The next two functions are onlyOwner functions.  For Tellor to be truly decentralized, we will need to transfer the Deity to the 0 address.
    //Only needs to be in library
    /**
    * @dev This function allows us to set a new Deity (or remove it)
    * @param _newDeity address of the new Deity of the tellor system
    */
    function changeDeity(TellorStorage.TellorStorageStruct storage self, address _newDeity) internal {
        require(self.addressVars[keccak256("_deity")] == msg.sender, "Sender is not deity");
        self.addressVars[keccak256("_deity")] = _newDeity;
    }

    //Only needs to be in library
    /**
    * @dev This function allows the deity to upgrade the Tellor System
    * @param _tellorContract address of new updated TellorCore contract
    */
    function changeTellorContract(TellorStorage.TellorStorageStruct storage self, address _tellorContract) internal {
        require(self.addressVars[keccak256("_deity")] == msg.sender, "Sender is not deity");
        self.addressVars[keccak256("tellorContract")] = _tellorContract;
        emit NewTellorAddress(_tellorContract);
    }

    /*Tellor Getters*/

    /**
    * @dev This function tells you if a given challenge has been completed by a given miner
    * @param _challenge the challenge to search for
    * @param _miner address that you want to know if they solved the challenge
    * @return true if the _miner address provided solved the
    */
    function didMine(TellorStorage.TellorStorageStruct storage self, bytes32 _challenge, address _miner) internal view returns (bool) {
        return self.minersByChallenge[_challenge][_miner];
    }

    /**
    * @dev Checks if an address voted in a dispute
    * @param _disputeId to look up
    * @param _address of voting party to look up
    * @return bool of whether or not party voted
    */
    function didVote(TellorStorage.TellorStorageStruct storage self, uint256 _disputeId, address _address) internal view returns (bool) {
        return self.disputesById[_disputeId].voted[_address];
    }

    /**
    * @dev allows Tellor to read data from the addressVars mapping
    * @param _data is the keccak256("variable_name") of the variable that is being accessed.
    * These are examples of how the variables are saved within other functions:
    * addressVars[keccak256("_owner")]
    * addressVars[keccak256("tellorContract")]
    */
    function getAddressVars(TellorStorage.TellorStorageStruct storage self, bytes32 _data) internal view returns (address) {
        return self.addressVars[_data];
    }

    /**
    * @dev Gets all dispute variables
    * @param _disputeId to look up
    * @return bytes32 hash of dispute
    * @return bool executed where true if it has been voted on
    * @return bool disputeVotePassed
    * @return bool isPropFork true if the dispute is a proposed fork
    * @return address of reportedMiner
    * @return address of reportingParty
    * @return address of proposedForkAddress
    * @return uint of requestId
    * @return uint of timestamp
    * @return uint of value
    * @return uint of minExecutionDate
    * @return uint of numberOfVotes
    * @return uint of blocknumber
    * @return uint of minerSlot
    * @return uint of quorum
    * @return uint of fee
    * @return int count of the current tally
    */
    function getAllDisputeVars(TellorStorage.TellorStorageStruct storage self, uint256 _disputeId)
        internal
        view
        returns (bytes32, bool, bool, bool, address, address, address, uint256[9] memory, int256)
    {
        TellorStorage.Dispute storage disp = self.disputesById[_disputeId];
        return (
            disp.hash,
            disp.executed,
            disp.disputeVotePassed,
            disp.isPropFork,
            disp.reportedMiner,
            disp.reportingParty,
            disp.proposedForkAddress,
            [
                disp.disputeUintVars[keccak256("requestId")],
                disp.disputeUintVars[keccak256("timestamp")],
                disp.disputeUintVars[keccak256("value")],
                disp.disputeUintVars[keccak256("minExecutionDate")],
                disp.disputeUintVars[keccak256("numberOfVotes")],
                disp.disputeUintVars[keccak256("blockNumber")],
                disp.disputeUintVars[keccak256("minerSlot")],
                disp.disputeUintVars[keccak256("quorum")],
                disp.disputeUintVars[keccak256("fee")]
            ],
            disp.tally
        );
    }

    /**
    * @dev Getter function for variables for the requestId being currently mined(currentRequestId)
    * @return current challenge, curretnRequestId, level of difficulty, api/query string, and granularity(number of decimals requested), total tip for the request
    */
    function getCurrentVariables(TellorStorage.TellorStorageStruct storage self)
        internal
        view
        returns (bytes32, uint256, uint256, string memory, uint256, uint256)
    {
        return (
            self.currentChallenge,
            self.uintVars[keccak256("currentRequestId")],
            self.uintVars[keccak256("difficulty")],
            self.requestDetails[self.uintVars[keccak256("currentRequestId")]].queryString,
            self.requestDetails[self.uintVars[keccak256("currentRequestId")]].apiUintVars[keccak256("granularity")],
            self.requestDetails[self.uintVars[keccak256("currentRequestId")]].apiUintVars[keccak256("totalTip")]
        );
    }

    /**
    * @dev Checks if a given hash of miner,requestId has been disputed
    * @param _hash is the sha256(abi.encodePacked(_miners[2],_requestId));
    * @return uint disputeId
    */
    function getDisputeIdByDisputeHash(TellorStorage.TellorStorageStruct storage self, bytes32 _hash) internal view returns (uint256) {
        return self.disputeIdByDisputeHash[_hash];
    }

    /**
    * @dev Checks for uint variables in the disputeUintVars mapping based on the disuputeId
    * @param _disputeId is the dispute id;
    * @param _data the variable to pull from the mapping. _data = keccak256("variable_name") where variable_name is
    * the variables/strings used to save the data in the mapping. The variables names are
    * commented out under the disputeUintVars under the Dispute struct
    * @return uint value for the bytes32 data submitted
    */
    function getDisputeUintVars(TellorStorage.TellorStorageStruct storage self, uint256 _disputeId, bytes32 _data)
        internal
        view
        returns (uint256)
    {
        return self.disputesById[_disputeId].disputeUintVars[_data];
    }

    /**
    * @dev Gets the a value for the latest timestamp available
    * @return value for timestamp of last proof of work submited
    * @return true if the is a timestamp for the lastNewValue
    */
    function getLastNewValue(TellorStorage.TellorStorageStruct storage self) internal view returns (uint256, bool) {
        return (
            retrieveData(
                self,
                self.requestIdByTimestamp[self.uintVars[keccak256("timeOfLastNewValue")]],
                self.uintVars[keccak256("timeOfLastNewValue")]
            ),
            true
        );
    }

    /**
    * @dev Gets the a value for the latest timestamp available
    * @param _requestId being requested
    * @return value for timestamp of last proof of work submited and if true if it exist or 0 and false if it doesn't
    */
    function getLastNewValueById(TellorStorage.TellorStorageStruct storage self, uint256 _requestId) internal view returns (uint256, bool) {
        TellorStorage.Request storage _request = self.requestDetails[_requestId];
        if (_request.requestTimestamps.length > 0) {
            return (retrieveData(self, _requestId, _request.requestTimestamps[_request.requestTimestamps.length - 1]), true);
        } else {
            return (0, false);
        }
    }

    /**
    * @dev Gets blocknumber for mined timestamp
    * @param _requestId to look up
    * @param _timestamp is the timestamp to look up blocknumber
    * @return uint of the blocknumber which the dispute was mined
    */
    function getMinedBlockNum(TellorStorage.TellorStorageStruct storage self, uint256 _requestId, uint256 _timestamp)
        internal
        view
        returns (uint256)
    {
        return self.requestDetails[_requestId].minedBlockNum[_timestamp];
    }

    /**
    * @dev Gets the 5 miners who mined the value for the specified requestId/_timestamp
    * @param _requestId to look up
    * @param _timestamp is the timestamp to look up miners for
    * @return the 5 miners' addresses
    */
    function getMinersByRequestIdAndTimestamp(TellorStorage.TellorStorageStruct storage self, uint256 _requestId, uint256 _timestamp)
        internal
        view
        returns (address[5] memory)
    {
        return self.requestDetails[_requestId].minersByValue[_timestamp];
    }

    /**
    * @dev Get the name of the token
    * @return string of the token name
    */
    function getName(TellorStorage.TellorStorageStruct storage self) internal pure returns (string memory) {
        return "Tellor Tributes";
    }

    /**
    * @dev Counts the number of values that have been submited for the request
    * if called for the currentRequest being mined it can tell you how many miners have submitted a value for that
    * request so far
    * @param _requestId the requestId to look up
    * @return uint count of the number of values received for the requestId
    */
    function getNewValueCountbyRequestId(TellorStorage.TellorStorageStruct storage self, uint256 _requestId) internal view returns (uint256) {
        return self.requestDetails[_requestId].requestTimestamps.length;
    }

    /**
    * @dev Getter function for the specified requestQ index
    * @param _index to look up in the requestQ array
    * @return uint of reqeuestId
    */
    function getRequestIdByRequestQIndex(TellorStorage.TellorStorageStruct storage self, uint256 _index) internal view returns (uint256) {
        require(_index <= 50, "RequestQ index is above 50");
        return self.requestIdByRequestQIndex[_index];
    }

    /**
    * @dev Getter function for requestId based on timestamp
    * @param _timestamp to check requestId
    * @return uint of reqeuestId
    */
    function getRequestIdByTimestamp(TellorStorage.TellorStorageStruct storage self, uint256 _timestamp) internal view returns (uint256) {
        return self.requestIdByTimestamp[_timestamp];
    }

    /**
    * @dev Getter function for requestId based on the qeuaryHash
    * @param _queryHash hash(of string api and granularity) to check if a request already exists
    * @return uint requestId
    */
    function getRequestIdByQueryHash(TellorStorage.TellorStorageStruct storage self, bytes32 _queryHash) internal view returns (uint256) {
        return self.requestIdByQueryHash[_queryHash];
    }

    /**
    * @dev Getter function for the requestQ array
    * @return the requestQ arrray
    */
    function getRequestQ(TellorStorage.TellorStorageStruct storage self) internal view returns (uint256[51] memory) {
        return self.requestQ;
    }

    /**
    * @dev Allowes access to the uint variables saved in the apiUintVars under the requestDetails struct
    * for the requestId specified
    * @param _requestId to look up
    * @param _data the variable to pull from the mapping. _data = keccak256("variable_name") where variable_name is
    * the variables/strings used to save the data in the mapping. The variables names are
    * commented out under the apiUintVars under the requestDetails struct
    * @return uint value of the apiUintVars specified in _data for the requestId specified
    */
    function getRequestUintVars(TellorStorage.TellorStorageStruct storage self, uint256 _requestId, bytes32 _data)
        internal
        view
        returns (uint256)
    {
        return self.requestDetails[_requestId].apiUintVars[_data];
    }

    /**
    * @dev Gets the API struct variables that are not mappings
    * @param _requestId to look up
    * @return string of api to query
    * @return string of symbol of api to query
    * @return bytes32 hash of string
    * @return bytes32 of the granularity(decimal places) requested
    * @return uint of index in requestQ array
    * @return uint of current payout/tip for this requestId
    */
    function getRequestVars(TellorStorage.TellorStorageStruct storage self, uint256 _requestId)
        internal
        view
        returns (string memory, string memory, bytes32, uint256, uint256, uint256)
    {
        TellorStorage.Request storage _request = self.requestDetails[_requestId];
        return (
            _request.queryString,
            _request.dataSymbol,
            _request.queryHash,
            _request.apiUintVars[keccak256("granularity")],
            _request.apiUintVars[keccak256("requestQPosition")],
            _request.apiUintVars[keccak256("totalTip")]
        );
    }

    /**
    * @dev This function allows users to retireve all information about a staker
    * @param _staker address of staker inquiring about
    * @return uint current state of staker
    * @return uint startDate of staking
    */
    function getStakerInfo(TellorStorage.TellorStorageStruct storage self, address _staker) internal view returns (uint256, uint256) {
        return (self.stakerDetails[_staker].currentStatus, self.stakerDetails[_staker].startDate);
    }

    /**
    * @dev Gets the 5 miners who mined the value for the specified requestId/_timestamp
    * @param _requestId to look up
    * @param _timestamp is the timestampt to look up miners for
    * @return address[5] array of 5 addresses ofminers that mined the requestId
    */
    function getSubmissionsByTimestamp(TellorStorage.TellorStorageStruct storage self, uint256 _requestId, uint256 _timestamp)
        internal
        view
        returns (uint256[5] memory)
    {
        return self.requestDetails[_requestId].valuesByTimestamp[_timestamp];
    }

    /**
    * @dev Get the symbol of the token
    * @return string of the token symbol
    */
    function getSymbol(TellorStorage.TellorStorageStruct storage self) internal pure returns (string memory) {
        return "TT";
    }

    /**
    * @dev Gets the timestamp for the value based on their index
    * @param _requestID is the requestId to look up
    * @param _index is the value index to look up
    * @return uint timestamp
    */
    function getTimestampbyRequestIDandIndex(TellorStorage.TellorStorageStruct storage self, uint256 _requestID, uint256 _index)
        internal
        view
        returns (uint256)
    {
        return self.requestDetails[_requestID].requestTimestamps[_index];
    }

    /**
    * @dev Getter for the variables saved under the TellorStorageStruct uintVars variable
    * @param _data the variable to pull from the mapping. _data = keccak256("variable_name") where variable_name is
    * the variables/strings used to save the data in the mapping. The variables names are
    * commented out under the uintVars under the TellorStorageStruct struct
    * This is an example of how data is saved into the mapping within other functions:
    * self.uintVars[keccak256("stakerCount")]
    * @return uint of specified variable
    */
    function getUintVar(TellorStorage.TellorStorageStruct storage self, bytes32 _data) internal view returns (uint256) {
        return self.uintVars[_data];
    }

    /**
    * @dev Getter function for next requestId on queue/request with highest payout at time the function is called
    * @return onDeck/info on request with highest payout-- RequestId, Totaltips, and API query string
    */
    function getVariablesOnDeck(TellorStorage.TellorStorageStruct storage self) internal view returns (uint256, uint256, string memory) {
        uint256 newRequestId = getTopRequestID(self);
        return (
            newRequestId,
            self.requestDetails[newRequestId].apiUintVars[keccak256("totalTip")],
            self.requestDetails[newRequestId].queryString
        );
    }

    /**
    * @dev Getter function for the request with highest payout. This function is used within the getVariablesOnDeck function
    * @return uint _requestId of request with highest payout at the time the function is called
    */
    function getTopRequestID(TellorStorage.TellorStorageStruct storage self) internal view returns (uint256 _requestId) {
        uint256 _max;
        uint256 _index;
        (_max, _index) = Utilities.getMax(self.requestQ);
        _requestId = self.requestIdByRequestQIndex[_index];
    }

    /**
    * @dev Gets the 5 miners who mined the value for the specified requestId/_timestamp
    * @param _requestId to look up
    * @param _timestamp is the timestamp to look up miners for
    * @return bool true if requestId/timestamp is under dispute
    */
    function isInDispute(TellorStorage.TellorStorageStruct storage self, uint256 _requestId, uint256 _timestamp) internal view returns (bool) {
        return self.requestDetails[_requestId].inDispute[_timestamp];
    }

    /**
    * @dev Retreive value from oracle based on requestId/timestamp
    * @param _requestId being requested
    * @param _timestamp to retreive data/value from
    * @return uint value for requestId/timestamp submitted
    */
    function retrieveData(TellorStorage.TellorStorageStruct storage self, uint256 _requestId, uint256 _timestamp)
        internal
        view
        returns (uint256)
    {
        return self.requestDetails[_requestId].finalValues[_timestamp];
    }

    /**
    * @dev Getter for the total_supply of oracle tokens
    * @return uint total supply
    */
    function totalSupply(TellorStorage.TellorStorageStruct storage self) internal view returns (uint256) {
        return self.uintVars[keccak256("total_supply")];
    }

}


/**
 * @title Tellor Oracle System Library
 * @dev Contains the functions' logic for the Tellor contract where miners can submit the proof of work
 * along with the value and smart contracts can requestData and tip miners.
 */
library TellorLibrary {
    using SafeMath for uint256;

    event TipAdded(address indexed _sender, uint256 indexed _requestId, uint256 _tip, uint256 _totalTips);
    //Emits upon someone adding value to a pool; msg.sender, amount added, and timestamp incentivized to be mined
    event DataRequested(
        address indexed _sender,
        string _query,
        string _querySymbol,
        uint256 _granularity,
        uint256 indexed _requestId,
        uint256 _totalTips
    );
    //emits when a new challenge is created (either on mined block or when a new request is pushed forward on waiting system)
    event NewChallenge(
        bytes32 _currentChallenge,
        uint256 indexed _currentRequestId,
        uint256 _difficulty,
        uint256 _multiplier,
        string _query,
        uint256 _totalTips
    );
    //emits when a the payout of another request is higher after adding to the payoutPool or submitting a request
    event NewRequestOnDeck(uint256 indexed _requestId, string _query, bytes32 _onDeckQueryHash, uint256 _onDeckTotalTips);
    //Emits upon a successful Mine, indicates the blocktime at point of the mine and the value mined
    event NewValue(uint256 indexed _requestId, uint256 _time, uint256 _value, uint256 _totalTips, bytes32 _currentChallenge);
    //Emits upon each mine (5 total) and shows the miner, nonce, and value submitted
    event NonceSubmitted(address indexed _miner, string _nonce, uint256 indexed _requestId, uint256 _value, bytes32 _currentChallenge);
    event OwnershipTransferred(address indexed _previousOwner, address indexed _newOwner);
    event OwnershipProposed(address indexed _previousOwner, address indexed _newOwner);

    /*Functions*/

    /*This is a cheat for demo purposes, will delete upon actual launch*/
    /* function theLazyCoon(TellorStorage.TellorStorageStruct storage self,address _address, uint _amount) public {
        self.uintVars[keccak256("total_supply")] += _amount;
        TellorTransfer.updateBalanceAtNow(self.balances[_address],_amount);
    } */

    /**
    * @dev Add tip to Request value from oracle
    * @param _requestId being requested to be mined
    * @param _tip amount the requester is willing to pay to be get on queue. Miners
    * mine the onDeckQueryHash, or the api with the highest payout pool
    */
    function addTip(TellorStorage.TellorStorageStruct storage self, uint256 _requestId, uint256 _tip) public {
        require(_requestId > 0, "RequestId is 0");

        //If the tip > 0 transfer the tip to this contract
        if (_tip > 0) {
            TellorTransfer.doTransfer(self, msg.sender, address(this), _tip);
        }

        //Update the information for the request that should be mined next based on the tip submitted
        updateOnDeck(self, _requestId, _tip);
        emit TipAdded(msg.sender, _requestId, _tip, self.requestDetails[_requestId].apiUintVars[keccak256("totalTip")]);
    }

    /**
    * @dev Request to retreive value from oracle based on timestamp. The tip is not required to be
    * greater than 0 because there are no tokens in circulation for the initial(genesis) request
    * @param _c_sapi string API being requested be mined
    * @param _c_symbol is the short string symbol for the api request
    * @param _granularity is the number of decimals miners should include on the submitted value
    * @param _tip amount the requester is willing to pay to be get on queue. Miners
    * mine the onDeckQueryHash, or the api with the highest payout pool
    */
    function requestData(
        TellorStorage.TellorStorageStruct storage self,
        string memory _c_sapi,
        string memory _c_symbol,
        uint256 _granularity,
        uint256 _tip
    ) public {
        //Require at least one decimal place
        require(_granularity > 0, "Too few decimal places");

        //But no more than 18 decimal places
        require(_granularity <= 1e18, "Too many decimal places");

        //If it has been requested before then add the tip to it otherwise create the queryHash for it
        string memory _sapi = _c_sapi;
        string memory _symbol = _c_symbol;
        require(bytes(_sapi).length > 0, "API string length is 0");
        require(bytes(_symbol).length < 64, "API string symbol is greater than 64");
        bytes32 _queryHash = keccak256(abi.encodePacked(_sapi, _granularity));

        //If this is the first time the API and granularity combination has been requested then create the API and granularity hash
        //otherwise the tip will be added to the requestId submitted
        if (self.requestIdByQueryHash[_queryHash] == 0) {
            self.uintVars[keccak256("requestCount")]++;
            uint256 _requestId = self.uintVars[keccak256("requestCount")];
            self.requestDetails[_requestId] = TellorStorage.Request({
                queryString: _sapi,
                dataSymbol: _symbol,
                queryHash: _queryHash,
                requestTimestamps: new uint256[](0)
            });
            self.requestDetails[_requestId].apiUintVars[keccak256("granularity")] = _granularity;
            self.requestDetails[_requestId].apiUintVars[keccak256("requestQPosition")] = 0;
            self.requestDetails[_requestId].apiUintVars[keccak256("totalTip")] = 0;
            self.requestIdByQueryHash[_queryHash] = _requestId;

            //If the tip > 0 it tranfers the tip to this contract
            if (_tip > 0) {
                TellorTransfer.doTransfer(self, msg.sender, address(this), _tip);
            }
            updateOnDeck(self, _requestId, _tip);
            emit DataRequested(
                msg.sender,
                self.requestDetails[_requestId].queryString,
                self.requestDetails[_requestId].dataSymbol,
                _granularity,
                _requestId,
                _tip
            );
            //Add tip to existing request id since this is not the first time the api and granularity have been requested
        } else {
            addTip(self, self.requestIdByQueryHash[_queryHash], _tip);
        }
    }

    /**
    * @dev This fucntion is called by submitMiningSolution and adjusts the difficulty, sorts and stores the first
    * 5 values received, pays the miners, the dev share and assigns a new challenge
    * @param _nonce or solution for the PoW  for the requestId
    * @param _requestId for the current request being mined
    */
    function newBlock(TellorStorage.TellorStorageStruct storage self, string memory _nonce, uint256 _requestId) internal {
        TellorStorage.Request storage _request = self.requestDetails[_requestId];

        // If the difference between the timeTarget and how long it takes to solve the challenge this updates the challenge
        //difficulty up or donw by the difference between the target time and how long it took to solve the prevous challenge
        //otherwise it sets it to 1
        int256 _change = int256(SafeMath.min(1200, (now - self.uintVars[keccak256("timeOfLastNewValue")])));
        _change = (int256(self.uintVars[keccak256("difficulty")]) * (int256(self.uintVars[keccak256("timeTarget")]) - _change)) / 4000;

        if (_change < 2 && _change > -2) {
            if (_change >= 0) {
                _change = 1;
            } else {
                _change = -1;
            }
        }

        if ((int256(self.uintVars[keccak256("difficulty")]) + _change) <= 0) {
            self.uintVars[keccak256("difficulty")] = 1;
        } else {
            self.uintVars[keccak256("difficulty")] = uint256(int256(self.uintVars[keccak256("difficulty")]) + _change);
        }

        //Sets time of value submission rounded to 1 minute
        uint256 _timeOfLastNewValue = now - (now % 1 minutes);
        self.uintVars[keccak256("timeOfLastNewValue")] = _timeOfLastNewValue;

        //The sorting algorithm that sorts the values of the first five values that come in
        TellorStorage.Details[5] memory a = self.currentMiners;
        uint256 i;
        for (i = 1; i < 5; i++) {
            uint256 temp = a[i].value;
            address temp2 = a[i].miner;
            uint256 j = i;
            while (j > 0 && temp < a[j - 1].value) {
                a[j].value = a[j - 1].value;
                a[j].miner = a[j - 1].miner;
                j--;
            }
            if (j < i) {
                a[j].value = temp;
                a[j].miner = temp2;
            }
        }

        //Pay the miners
        for (i = 0; i < 5; i++) {
            TellorTransfer.doTransfer(self, address(this), a[i].miner, 5e18 + self.uintVars[keccak256("currentTotalTips")] / 5);
        }
        emit NewValue(
            _requestId,
            _timeOfLastNewValue,
            a[2].value,
            self.uintVars[keccak256("currentTotalTips")] - (self.uintVars[keccak256("currentTotalTips")] % 5),
            self.currentChallenge
        );

        //update the total supply
        self.uintVars[keccak256("total_supply")] += 275e17;

        //pay the dev-share
        TellorTransfer.doTransfer(self, address(this), self.addressVars[keccak256("_owner")], 25e17); //The ten there is the devshare
        //Save the official(finalValue), timestamp of it, 5 miners and their submitted values for it, and its block number
        _request.finalValues[_timeOfLastNewValue] = a[2].value;
        _request.requestTimestamps.push(_timeOfLastNewValue);
        //these are miners by timestamp
        _request.minersByValue[_timeOfLastNewValue] = [a[0].miner, a[1].miner, a[2].miner, a[3].miner, a[4].miner];
        _request.valuesByTimestamp[_timeOfLastNewValue] = [a[0].value, a[1].value, a[2].value, a[3].value, a[4].value];
        _request.minedBlockNum[_timeOfLastNewValue] = block.number;
        //map the timeOfLastValue to the requestId that was just mined

        self.requestIdByTimestamp[_timeOfLastNewValue] = _requestId;
        //add timeOfLastValue to the newValueTimestamps array
        self.newValueTimestamps.push(_timeOfLastNewValue);
        //re-start the count for the slot progress to zero before the new request mining starts
        self.uintVars[keccak256("slotProgress")] = 0;
        uint256 _topId = TellorGettersLibrary.getTopRequestID(self);
        self.uintVars[keccak256("currentRequestId")] = _topId;
        //if the currentRequestId is not zero(currentRequestId exists/something is being mined) select the requestId with the hightest payout
        //else wait for a new tip to mine
        if (_topId > 0) {
            //Update the current request to be mined to the requestID with the highest payout
            self.uintVars[keccak256("currentTotalTips")] = self.requestDetails[_topId].apiUintVars[keccak256("totalTip")];
            //Remove the currentRequestId/onDeckRequestId from the requestQ array containing the rest of the 50 requests
            self.requestQ[self.requestDetails[_topId].apiUintVars[keccak256("requestQPosition")]] = 0;

            //unmap the currentRequestId/onDeckRequestId from the requestIdByRequestQIndex
            self.requestIdByRequestQIndex[self.requestDetails[_topId].apiUintVars[keccak256("requestQPosition")]] = 0;

            //Remove the requestQposition for the currentRequestId/onDeckRequestId since it will be mined next
            self.requestDetails[_topId].apiUintVars[keccak256("requestQPosition")] = 0;

            //Reset the requestId TotalTip to 0 for the currentRequestId/onDeckRequestId since it will be mined next
            //and the tip is going to the current timestamp miners. The tip for the API needs to be reset to zero
            self.requestDetails[_topId].apiUintVars[keccak256("totalTip")] = 0;

            //gets the max tip in the in the requestQ[51] array and its index within the array??
            uint256 newRequestId = TellorGettersLibrary.getTopRequestID(self);
            //Issue the the next challenge
            self.currentChallenge = keccak256(abi.encodePacked(_nonce, self.currentChallenge, blockhash(block.number - 1))); // Save hash for next proof
            emit NewChallenge(
                self.currentChallenge,
                _topId,
                self.uintVars[keccak256("difficulty")],
                self.requestDetails[_topId].apiUintVars[keccak256("granularity")],
                self.requestDetails[_topId].queryString,
                self.uintVars[keccak256("currentTotalTips")]
            );
            emit NewRequestOnDeck(
                newRequestId,
                self.requestDetails[newRequestId].queryString,
                self.requestDetails[newRequestId].queryHash,
                self.requestDetails[newRequestId].apiUintVars[keccak256("totalTip")]
            );
        } else {
            self.uintVars[keccak256("currentTotalTips")] = 0;
            self.currentChallenge = "";
        }
    }

    /**
    * @dev Proof of work is called by the miner when they submit the solution (proof of work and value)
    * @param _nonce uint submitted by miner
    * @param _requestId the apiId being mined
    * @param _value of api query
    */
    function submitMiningSolution(TellorStorage.TellorStorageStruct storage self, string memory _nonce, uint256 _requestId, uint256 _value)
        public
    {
        //requre miner is staked
        require(self.stakerDetails[msg.sender].currentStatus == 1, "Miner status is not staker");

        //Check the miner is submitting the pow for the current request Id
        require(_requestId == self.uintVars[keccak256("currentRequestId")], "RequestId is wrong");

        //Saving the challenge information as unique by using the msg.sender
        require(
            uint256(
                sha256(abi.encodePacked(ripemd160(abi.encodePacked(keccak256(abi.encodePacked(self.currentChallenge, msg.sender, _nonce))))))
            ) %
                self.uintVars[keccak256("difficulty")] ==
                0,
            "Challenge information is not saved"
        );

        //Make sure the miner does not submit a value more than once
        require(self.minersByChallenge[self.currentChallenge][msg.sender] == false, "Miner already submitted the value");

        //Save the miner and value received
        self.currentMiners[self.uintVars[keccak256("slotProgress")]].value = _value;
        self.currentMiners[self.uintVars[keccak256("slotProgress")]].miner = msg.sender;

        //Add to the count how many values have been submitted, since only 5 are taken per request
        self.uintVars[keccak256("slotProgress")]++;

        //Update the miner status to true once they submit a value so they don't submit more than once
        self.minersByChallenge[self.currentChallenge][msg.sender] = true;

        emit NonceSubmitted(msg.sender, _nonce, _requestId, _value, self.currentChallenge);

        //If 5 values have been received, adjust the difficulty otherwise sort the values until 5 are received
        if (self.uintVars[keccak256("slotProgress")] == 5) {
            newBlock(self, _nonce, _requestId);
        }
    }

    /**
    * @dev Allows the current owner to propose transfer control of the contract to a
    * newOwner and the ownership is pending until the new owner calls the claimOwnership
    * function
    * @param _pendingOwner The address to transfer ownership to.
    */
    function proposeOwnership(TellorStorage.TellorStorageStruct storage self, address payable _pendingOwner) internal {
        require(msg.sender == self.addressVars[keccak256("_owner")], "Sender is not owner");
        emit OwnershipProposed(self.addressVars[keccak256("_owner")], _pendingOwner);
        self.addressVars[keccak256("pending_owner")] = _pendingOwner;
    }

    /**
    * @dev Allows the new owner to claim control of the contract
    */
    function claimOwnership(TellorStorage.TellorStorageStruct storage self) internal {
        require(msg.sender == self.addressVars[keccak256("pending_owner")], "Sender is not pending owner");
        emit OwnershipTransferred(self.addressVars[keccak256("_owner")], self.addressVars[keccak256("pending_owner")]);
        self.addressVars[keccak256("_owner")] = self.addressVars[keccak256("pending_owner")];
    }

    /**
    * @dev This function updates APIonQ and the requestQ when requestData or addTip are ran
    * @param _requestId being requested
    * @param _tip is the tip to add
    */
    function updateOnDeck(TellorStorage.TellorStorageStruct storage self, uint256 _requestId, uint256 _tip) internal {
        TellorStorage.Request storage _request = self.requestDetails[_requestId];
        uint256 onDeckRequestId = TellorGettersLibrary.getTopRequestID(self);
        //If the tip >0 update the tip for the requestId
        if (_tip > 0) {
            _request.apiUintVars[keccak256("totalTip")] = _request.apiUintVars[keccak256("totalTip")].add(_tip);
        }
        //Set _payout for the submitted request
        uint256 _payout = _request.apiUintVars[keccak256("totalTip")];

        //If there is no current request being mined
        //then set the currentRequestId to the requestid of the requestData or addtip requestId submitted,
        // the totalTips to the payout/tip submitted, and issue a new mining challenge
        if (self.uintVars[keccak256("currentRequestId")] == 0) {
            _request.apiUintVars[keccak256("totalTip")] = 0;
            self.uintVars[keccak256("currentRequestId")] = _requestId;
            self.uintVars[keccak256("currentTotalTips")] = _payout;
            self.currentChallenge = keccak256(abi.encodePacked(_payout, self.currentChallenge, blockhash(block.number - 1))); // Save hash for next proof
            emit NewChallenge(
                self.currentChallenge,
                self.uintVars[keccak256("currentRequestId")],
                self.uintVars[keccak256("difficulty")],
                self.requestDetails[self.uintVars[keccak256("currentRequestId")]].apiUintVars[keccak256("granularity")],
                self.requestDetails[self.uintVars[keccak256("currentRequestId")]].queryString,
                self.uintVars[keccak256("currentTotalTips")]
            );
        } else {
            //If there is no OnDeckRequestId
            //then replace/add the requestId to be the OnDeckRequestId, queryHash and OnDeckTotalTips(current highest payout, aside from what
            //is being currently mined)
            if (_payout > self.requestDetails[onDeckRequestId].apiUintVars[keccak256("totalTip")] || (onDeckRequestId == 0)) {
                //let everyone know the next on queue has been replaced
                emit NewRequestOnDeck(_requestId, _request.queryString, _request.queryHash, _payout);
            }

            //if the request is not part of the requestQ[51] array
            //then add to the requestQ[51] only if the _payout/tip is greater than the minimum(tip) in the requestQ[51] array
            if (_request.apiUintVars[keccak256("requestQPosition")] == 0) {
                uint256 _min;
                uint256 _index;
                (_min, _index) = Utilities.getMin(self.requestQ);
                //we have to zero out the oldOne
                //if the _payout is greater than the current minimum payout in the requestQ[51] or if the minimum is zero
                //then add it to the requestQ array aand map its index information to the requestId and the apiUintvars
                if (_payout > _min || _min == 0) {
                    self.requestQ[_index] = _payout;
                    self.requestDetails[self.requestIdByRequestQIndex[_index]].apiUintVars[keccak256("requestQPosition")] = 0;
                    self.requestIdByRequestQIndex[_index] = _requestId;
                    _request.apiUintVars[keccak256("requestQPosition")] = _index;
                }
                // else if the requestid is part of the requestQ[51] then update the tip for it
            } else if (_tip > 0) {
                self.requestQ[_request.apiUintVars[keccak256("requestQPosition")]] += _tip;
            }
        }
    }
}


/**
 * @title Tellor Oracle System
 * @dev Oracle contract where miners can submit the proof of work along with the value.
 * The logic for this contract is in TellorLibrary.sol, TellorDispute.sol, TellorStake.sol,
 * and TellorTransfer.sol
 */
contract Tellor {
    using SafeMath for uint256;

    using TellorDispute for TellorStorage.TellorStorageStruct;
    using TellorLibrary for TellorStorage.TellorStorageStruct;
    using TellorStake for TellorStorage.TellorStorageStruct;
    using TellorTransfer for TellorStorage.TellorStorageStruct;

    TellorStorage.TellorStorageStruct tellor;

    /*Functions*/

    /*This is a cheat for demo purposes, will delete upon actual launch*/
    /* function theLazyCoon(address _address, uint _amount) public {
        tellor.theLazyCoon(_address,_amount);
    } */

    /**
    * @dev Helps initialize a dispute by assigning it a disputeId
    * when a miner returns a false on the validate array(in Tellor.ProofOfWork) it sends the
    * invalidated value information to POS voting
    * @param _requestId being disputed
    * @param _timestamp being disputed
    * @param _minerIndex the index of the miner that submitted the value being disputed. Since each official value
    * requires 5 miners to submit a value.
    */
    function beginDispute(uint256 _requestId, uint256 _timestamp, uint256 _minerIndex) external {
        tellor.beginDispute(_requestId, _timestamp, _minerIndex);
    }

    /**
    * @dev Allows token holders to vote
    * @param _disputeId is the dispute id
    * @param _supportsDispute is the vote (true=the dispute has basis false = vote against dispute)
    */
    function vote(uint256 _disputeId, bool _supportsDispute) external {
        tellor.vote(_disputeId, _supportsDispute);
    }

    /**
    * @dev tallies the votes.
    * @param _disputeId is the dispute id
    */
    function tallyVotes(uint256 _disputeId) external {
        tellor.tallyVotes(_disputeId);
    }

    /**
    * @dev Allows for a fork to be proposed
    * @param _propNewTellorAddress address for new proposed Tellor
    */
    function proposeFork(address _propNewTellorAddress) external {
        tellor.proposeFork(_propNewTellorAddress);
    }

    /**
    * @dev Add tip to Request value from oracle
    * @param _requestId being requested to be mined
    * @param _tip amount the requester is willing to pay to be get on queue. Miners
    * mine the onDeckQueryHash, or the api with the highest payout pool
    */
    function addTip(uint256 _requestId, uint256 _tip) external {
        tellor.addTip(_requestId, _tip);
    }

    /**
    * @dev Request to retreive value from oracle based on timestamp. The tip is not required to be
    * greater than 0 because there are no tokens in circulation for the initial(genesis) request
    * @param _c_sapi string API being requested be mined
    * @param _c_symbol is the short string symbol for the api request
    * @param _granularity is the number of decimals miners should include on the submitted value
    * @param _tip amount the requester is willing to pay to be get on queue. Miners
    * mine the onDeckQueryHash, or the api with the highest payout pool
    */
    function requestData(string calldata _c_sapi, string calldata _c_symbol, uint256 _granularity, uint256 _tip) external {
        tellor.requestData(_c_sapi, _c_symbol, _granularity, _tip);
    }

    /**
    * @dev Proof of work is called by the miner when they submit the solution (proof of work and value)
    * @param _nonce uint submitted by miner
    * @param _requestId the apiId being mined
    * @param _value of api query
    */
    function submitMiningSolution(string calldata _nonce, uint256 _requestId, uint256 _value) external {
        tellor.submitMiningSolution(_nonce, _requestId, _value);
    }

    /**
    * @dev Allows the current owner to propose transfer control of the contract to a
    * newOwner and the ownership is pending until the new owner calls the claimOwnership
    * function
    * @param _pendingOwner The address to transfer ownership to.
    */
    function proposeOwnership(address payable _pendingOwner) external {
        tellor.proposeOwnership(_pendingOwner);
    }

    /**
    * @dev Allows the new owner to claim control of the contract
    */
    function claimOwnership() external {
        tellor.claimOwnership();
    }

    /**
    * @dev This function allows miners to deposit their stake.
    */
    function depositStake() external {
        tellor.depositStake();
    }

    /**
    * @dev This function allows stakers to request to withdraw their stake (no longer stake)
    * once they lock for withdraw(stakes.currentStatus = 2) they are locked for 7 days before they
    * can withdraw the stake
    */
    function requestStakingWithdraw() external {
        tellor.requestStakingWithdraw();
    }

    /**
    * @dev This function allows users to withdraw their stake after a 7 day waiting period from request
    */
    function withdrawStake() external {
        tellor.withdrawStake();
    }

    /**
    * @dev This function approves a _spender an _amount of tokens to use
    * @param _spender address
    * @param _amount amount the spender is being approved for
    * @return true if spender appproved successfully
    */
    function approve(address _spender, uint256 _amount) external returns (bool) {
        return tellor.approve(_spender, _amount);
    }

    /**
    * @dev Allows for a transfer of tokens to _to
    * @param _to The address to send tokens to
    * @param _amount The amount of tokens to send
    * @return true if transfer is successful
    */
    function transfer(address _to, uint256 _amount) external returns (bool) {
        return tellor.transfer(_to, _amount);
    }

    /**
    * @dev Sends _amount tokens to _to from _from on the condition it
    * is approved by _from
    * @param _from The address holding the tokens being transferred
    * @param _to The address of the recipient
    * @param _amount The amount of tokens to be transferred
    * @return True if the transfer was successful
    */
    function transferFrom(address _from, address _to, uint256 _amount) external returns (bool) {
        return tellor.transferFrom(_from, _to, _amount);
    }

    /**
    * @dev Allows users to access the token's name
    */
    function name() external pure returns (string memory) {
        return "Tellor Tributes";
    }

    /**
    * @dev Allows users to access the token's symbol
    */
    function symbol() external pure returns (string memory) {
        return "TRB";
    }

    /**
    * @dev Allows users to access the number of decimals
    */
    function decimals() external pure returns (uint8) {
        return 18;
    }

}

Contract Security Audit

No Contract Security Audit Submitted- Submit Audit Here

Contract ABI

[{"constant":true,"inputs":[],"name":"name","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"pure","type":"function"},{"constant":false,"inputs":[{"name":"_spender","type":"address"},{"name":"_amount","type":"uint256"}],"name":"approve","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[],"name":"depositStake","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_from","type":"address"},{"name":"_to","type":"address"},{"name":"_amount","type":"uint256"}],"name":"transferFrom","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_propNewTellorAddress","type":"address"}],"name":"proposeFork","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[],"name":"requestStakingWithdraw","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"decimals","outputs":[{"name":"","type":"uint8"}],"payable":false,"stateMutability":"pure","type":"function"},{"constant":false,"inputs":[{"name":"_c_sapi","type":"string"},{"name":"_c_symbol","type":"string"},{"name":"_granularity","type":"uint256"},{"name":"_tip","type":"uint256"}],"name":"requestData","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_disputeId","type":"uint256"}],"name":"tallyVotes","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[],"name":"claimOwnership","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_nonce","type":"string"},{"name":"_requestId","type":"uint256"},{"name":"_value","type":"uint256"}],"name":"submitMiningSolution","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_pendingOwner","type":"address"}],"name":"proposeOwnership","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_requestId","type":"uint256"},{"name":"_tip","type":"uint256"}],"name":"addTip","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_requestId","type":"uint256"},{"name":"_timestamp","type":"uint256"},{"name":"_minerIndex","type":"uint256"}],"name":"beginDispute","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"symbol","outputs":[{"name":"","type":"string"}],"payable":false,"stateMutability":"pure","type":"function"},{"constant":false,"inputs":[{"name":"_to","type":"address"},{"name":"_amount","type":"uint256"}],"name":"transfer","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[],"name":"withdrawStake","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_disputeId","type":"uint256"},{"name":"_supportsDispute","type":"bool"}],"name":"vote","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"}]

Contract Creation Code

Decompile Bytecode Switch to Opcodes View

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

Deployed Bytecode

0x608060405234801561001057600080fd5b50600436106101165760003560e01c80634e71e0c8116100a25780638581af19116100715780638581af191461052957806395d89b411461056b578063a9059cbb146105ee578063bed9d86114610654578063c9d27afe1461065e57610116565b80634e71e0c81461041657806368c180d514610420578063710bf322146104ad578063752d49a1146104f157610116565b806326b7d9f6116100e957806326b7d9f61461029457806328449c3a146102d8578063313ce567146102e25780633fff2816146103065780634d318b0e146103e857610116565b806306fdde031461011b578063095ea7b31461019e5780630d2d76a21461020457806323b872dd1461020e575b600080fd5b610123610698565b6040518080602001828103825283818151815260200191508051906020019080838360005b83811015610163578082015181840152602081019050610148565b50505050905090810190601f1680156101905780820380516001836020036101000a031916815260200191505b509250505060405180910390f35b6101ea600480360360408110156101b457600080fd5b81019080803573ffffffffffffffffffffffffffffffffffffffff169060200190929190803590602001909291905050506106d5565b604051808215151515815260200191505060405180910390f35b61020c6107a7565b005b61027a6004803603606081101561022457600080fd5b81019080803573ffffffffffffffffffffffffffffffffffffffff169060200190929190803573ffffffffffffffffffffffffffffffffffffffff16906020019092919080359060200190929190505050610813565b604051808215151515815260200191505060405180910390f35b6102d6600480360360208110156102aa57600080fd5b81019080803573ffffffffffffffffffffffffffffffffffffffff16906020019092919050505061091a565b005b6102e06109bb565b005b6102ea610a27565b604051808260ff1660ff16815260200191505060405180910390f35b6103e66004803603608081101561031c57600080fd5b810190808035906020019064010000000081111561033957600080fd5b82018360208201111561034b57600080fd5b8035906020019184600183028401116401000000008311171561036d57600080fd5b90919293919293908035906020019064010000000081111561038e57600080fd5b8201836020820111156103a057600080fd5b803590602001918460018302840111640100000000831117156103c257600080fd5b90919293919293908035906020019092919080359060200190929190505050610a30565b005b610414600480360360208110156103fe57600080fd5b8101908080359060200190929190505050610b1a565b005b61041e610b8f565b005b6104ab6004803603606081101561043657600080fd5b810190808035906020019064010000000081111561045357600080fd5b82018360208201111561046557600080fd5b8035906020019184600183028401116401000000008311171561048757600080fd5b90919293919293908035906020019092919080359060200190929190505050610b9b565b005b6104ef600480360360208110156104c357600080fd5b81019080803573ffffffffffffffffffffffffffffffffffffffff169060200190929190505050610c4f565b005b6105276004803603604081101561050757600080fd5b810190808035906020019092919080359060200190929190505050610c66565b005b6105696004803603606081101561053f57600080fd5b81019080803590602001909291908035906020019092919080359060200190929190505050610ce4565b005b610573610d6b565b6040518080602001828103825283818151815260200191508051906020019080838360005b838110156105b3578082015181840152602081019050610598565b50505050905090810190601f1680156105e05780820380516001836020036101000a031916815260200191505b509250505060405180910390f35b61063a6004803603604081101561060457600080fd5b81019080803573ffffffffffffffffffffffffffffffffffffffff16906020019092919080359060200190929190505050610da8565b604051808215151515815260200191505060405180910390f35b61065c610e7a565b005b6106966004803603604081101561067457600080fd5b8101908080359060200190929190803515159060200190929190505050610ee6565b005b60606040518060400160405280600f81526020017f54656c6c6f722054726962757465730000000000000000000000000000000000815250905090565b600080730083dbfe0ccd0f391e817b73abfd1d49dc2d085563850dcc32909185856040518463ffffffff1660e01b8152600401808481526020018373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff168152602001828152602001935050505060206040518083038186803b15801561076457600080fd5b505af4158015610778573d6000803e3d6000fd5b505050506040513d602081101561078e57600080fd5b8101908080519060200190929190505050905092915050565b6000734c7db2efdb95c7af255176977fbc041a398e341263820a2d6690916040518263ffffffff1660e01b81526004018082815260200191505060006040518083038186803b1580156107f957600080fd5b505af415801561080d573d6000803e3d6000fd5b50505050565b600080730083dbfe0ccd0f391e817b73abfd1d49dc2d085563ca50189990918686866040518563ffffffff1660e01b8152600401808581526020018473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020018373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff16815260200182815260200194505050505060206040518083038186803b1580156108d657600080fd5b505af41580156108ea573d6000803e3d6000fd5b505050506040513d602081101561090057600080fd5b810190808051906020019092919050505090509392505050565b60007304d430e3cbcb9626ba0678e89806245abbdfb9e463694bf49f9091836040518363ffffffff1660e01b8152600401808381526020018273ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681526020019250505060006040518083038186803b1580156109a057600080fd5b505af41580156109b4573d6000803e3d6000fd5b5050505050565b6000734c7db2efdb95c7af255176977fbc041a398e341263c9cf5e4c90916040518263ffffffff1660e01b81526004018082815260200191505060006040518083038186803b158015610a0d57600080fd5b505af4158015610a21573d6000803e3d6000fd5b50505050565b60006012905090565b600073c43e2f811f7573c35b7087b9c5db97b5700bbff46385997bf690918888888888886040518863ffffffff1660e01b81526004018088815260200180602001806020018581526020018481526020018381038352898982818152602001925080828437600081840152601f19601f8201169050808301925050508381038252878782818152602001925080828437600081840152601f19601f820116905080830192505050995050505050505050505060006040518083038186803b158015610afa57600080fd5b505af4158015610b0e573d6000803e3d6000fd5b50505050505050505050565b60007304d430e3cbcb9626ba0678e89806245abbdfb9e463def6fac79091836040518363ffffffff1660e01b8152600401808381526020018281526020019250505060006040518083038186803b158015610b7457600080fd5b505af4158015610b88573d6000803e3d6000fd5b5050505050565b610b996000610f68565b565b600073c43e2f811f7573c35b7087b9c5db97b5700bbff463a098b5b49091868686866040518663ffffffff1660e01b815260040180868152602001806020018481526020018381526020018281038252868682818152602001925080828437600081840152601f19601f820116905080830192505050965050505050505060006040518083038186803b158015610c3157600080fd5b505af4158015610c45573d6000803e3d6000fd5b5050505050505050565b610c6381600061129790919063ffffffff16565b50565b600073c43e2f811f7573c35b7087b9c5db97b5700bbff46302e8f21b909184846040518463ffffffff1660e01b815260040180848152602001838152602001828152602001935050505060006040518083038186803b158015610cc857600080fd5b505af4158015610cdc573d6000803e3d6000fd5b505050505050565b60007304d430e3cbcb9626ba0678e89806245abbdfb9e463ca9a4ea590918585856040518563ffffffff1660e01b81526004018085815260200184815260200183815260200182815260200194505050505060006040518083038186803b158015610d4e57600080fd5b505af4158015610d62573d6000803e3d6000fd5b50505050505050565b60606040518060400160405280600381526020017f5452420000000000000000000000000000000000000000000000000000000000815250905090565b600080730083dbfe0ccd0f391e817b73abfd1d49dc2d085563c84b96f5909185856040518463ffffffff1660e01b8152600401808481526020018373ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff168152602001828152602001935050505060206040518083038186803b158015610e3757600080fd5b505af4158015610e4b573d6000803e3d6000fd5b505050506040513d6020811015610e6157600080fd5b8101908080519060200190929190505050905092915050565b6000734c7db2efdb95c7af255176977fbc041a398e34126344bacc4b90916040518263ffffffff1660e01b81526004018082815260200191505060006040518083038186803b158015610ecc57600080fd5b505af4158015610ee0573d6000803e3d6000fd5b50505050565b60007304d430e3cbcb9626ba0678e89806245abbdfb9e4632da0706e909184846040518463ffffffff1660e01b81526004018084815260200183815260200182151515158152602001935050505060006040518083038186803b158015610f4c57600080fd5b505af4158015610f60573d6000803e3d6000fd5b505050505050565b80603f01600060405180807f70656e64696e675f6f776e657200000000000000000000000000000000000000815250600d0190506040518091039020815260200190815260200160002060009054906101000a900473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff1614611073576040517f08c379a000000000000000000000000000000000000000000000000000000000815260040180806020018281038252601b8152602001807f53656e646572206973206e6f742070656e64696e67206f776e6572000000000081525060200191505060405180910390fd5b80603f01600060405180807f70656e64696e675f6f776e657200000000000000000000000000000000000000815250600d0190506040518091039020815260200190815260200160002060009054906101000a900473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff1681603f01600060405180807f5f6f776e6572000000000000000000000000000000000000000000000000000081525060060190506040518091039020815260200190815260200160002060009054906101000a900473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff167f8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e060405160405180910390a380603f01600060405180807f70656e64696e675f6f776e657200000000000000000000000000000000000000815250600d0190506040518091039020815260200190815260200160002060009054906101000a900473ffffffffffffffffffffffffffffffffffffffff1681603f01600060405180807f5f6f776e6572000000000000000000000000000000000000000000000000000081525060060190506040518091039020815260200190815260200160002060006101000a81548173ffffffffffffffffffffffffffffffffffffffff021916908373ffffffffffffffffffffffffffffffffffffffff16021790555050565b81603f01600060405180807f5f6f776e6572000000000000000000000000000000000000000000000000000081525060060190506040518091039020815260200190815260200160002060009054906101000a900473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff163373ffffffffffffffffffffffffffffffffffffffff16146113a2576040517f08c379a00000000000000000000000000000000000000000000000000000000081526004018080602001828103825260138152602001807f53656e646572206973206e6f74206f776e65720000000000000000000000000081525060200191505060405180910390fd5b8073ffffffffffffffffffffffffffffffffffffffff1682603f01600060405180807f5f6f776e6572000000000000000000000000000000000000000000000000000081525060060190506040518091039020815260200190815260200160002060009054906101000a900473ffffffffffffffffffffffffffffffffffffffff1673ffffffffffffffffffffffffffffffffffffffff167fb51454ce8c7f26becd312a46c4815553887f2ec876a0b8dc813b87f62edf6f8060405160405180910390a38082603f01600060405180807f70656e64696e675f6f776e657200000000000000000000000000000000000000815250600d0190506040518091039020815260200190815260200160002060006101000a81548173ffffffffffffffffffffffffffffffffffffffff021916908373ffffffffffffffffffffffffffffffffffffffff160217905550505056fea165627a7a72305820907751ffe93a02bfad748e679f937537e3923d54f12fe18c571bb7eb4c9c0add0029

Libraries Used

TellorTransfer : 0x0083dbfe0ccd0f391e817b73abfd1d49dc2d0855Unverified
TellorDispute : 0x04d430e3cbcb9626ba0678e89806245abbdfb9e4Unverified
TellorStake : 0x4c7db2efdb95c7af255176977fbc041a398e3412Unverified
TellorLibrary : 0xc43e2f811f7573c35b7087b9c5db97b5700bbff4Unverified

Deployed Bytecode Sourcemap

75649:6670:0:-;;;;8:9:-1;5:2;;;30:1;27;20:12;5:2;75649:6670:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;81890:97;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;23:1:-1;8:100;33:3;30:1;27:10;8:100;;;99:1;94:3;90:11;84:18;80:1;75:3;71:11;64:39;52:2;49:1;45:10;40:15;;8:100;;;12:14;81890:97:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;80821:135;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;80821:135:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;79954:73;;;:::i;:::-;;81656:157;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;81656:157:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;77544:121;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;77544:121:0;;;;;;;;;;;;;;;;;;;:::i;:::-;;80276:93;;;:::i;:::-;;82236:78;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;78667:195;;;;;;13:3:-1;8;5:12;2:2;;;30:1;27;20:12;2:2;78667:195:0;;;;;;;;;;21:11:-1;8;5:28;2:2;;;46:1;43;36:12;2:2;78667:195:0;;35:9:-1;28:4;12:14;8:25;5:40;2:2;;;58:1;55;48:12;2:2;78667:195:0;;;;;;100:9:-1;95:1;81:12;77:20;67:8;63:35;60:50;39:11;25:12;22:29;11:107;8:2;;;131:1;128;121:12;8:2;78667:195:0;;;;;;;;;;;;;;21:11:-1;8;5:28;2:2;;;46:1;43;36:12;2:2;78667:195:0;;35:9:-1;28:4;12:14;8:25;5:40;2:2;;;58:1;55;48:12;2:2;78667:195:0;;;;;;100:9:-1;95:1;81:12;77:20;67:8;63:35;60:50;39:11;25:12;22:29;11:107;8:2;;;131:1;128;121:12;8:2;78667:195:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;;77309:97;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;77309:97:0;;;;;;;;;;;;;;;;;:::i;:::-;;79788:77;;;:::i;:::-;;79118:173;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;79118:173:0;;;;;;;;;;21:11:-1;8;5:28;2:2;;;46:1;43;36:12;2:2;79118:173:0;;35:9:-1;28:4;12:14;8:25;5:40;2:2;;;58:1;55;48:12;2:2;79118:173:0;;;;;;100:9:-1;95:1;81:12;77:20;67:8;63:35;60:50;39:11;25:12;22:29;11:107;8:2;;;131:1;128;121:12;8:2;79118:173:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;;79574:123;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;79574:123:0;;;;;;;;;;;;;;;;;;;:::i;:::-;;77950:109;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;77950:109:0;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;;76707:167;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;76707:167:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;;82066:87;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;23:1:-1;8:100;33:3;30:1;27:10;8:100;;;99:1;94:3;90:11;84:18;80:1;75:3;71:11;64:39;52:2;49:1;45:10;40:15;;8:100;;;12:14;82066:87:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;81177:127;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;81177:127:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;80499:75;;;:::i;:::-;;77084:126;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;77084:126:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;:::i;:::-;;81890:97;81929:13;81955:24;;;;;;;;;;;;;;;;;;;81890:97;:::o;80821:135::-;80891:4;80915:6;:14;;;;80930:8;80940:7;80915:33;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;8:9:-1;5:2;;;30:1;27;20:12;5:2;80915:33:0;;;;8:9:-1;5:2;;;45:16;42:1;39;24:38;77:16;74:1;67:27;5:2;80915:33:0;;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;80915:33:0;;;;;;;;;;;;;;;;80908:40;;80821:135;;;;:::o;79954:73::-;79998:6;:19;;;;:21;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;8:9:-1;5:2;;;30:1;27;20:12;5:2;79998:21:0;;;;8:9:-1;5:2;;;45:16;42:1;39;24:38;77:16;74:1;67:27;5:2;79998:21:0;;;;79954:73::o;81656:157::-;81741:4;81765:6;:19;;;;81785:5;81792:3;81797:7;81765:40;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;8:9:-1;5:2;;;30:1;27;20:12;5:2;81765:40:0;;;;8:9:-1;5:2;;;45:16;42:1;39;24:38;77:16;74:1;67:27;5:2;81765:40:0;;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;81765:40:0;;;;;;;;;;;;;;;;81758:47;;81656:157;;;;;:::o;77544:121::-;77616:6;:18;;;;77635:21;77616:41;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;8:9:-1;5:2;;;30:1;27;20:12;5:2;77616:41:0;;;;8:9:-1;5:2;;;45:16;42:1;39;24:38;77:16;74:1;67:27;5:2;77616:41:0;;;;77544:121;:::o;80276:93::-;80330:6;:29;;;;:31;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;8:9:-1;5:2;;;30:1;27;20:12;5:2;80330:31:0;;;;8:9:-1;5:2;;;45:16;42:1;39;24:38;77:16;74:1;67:27;5:2;80330:31:0;;;;80276:93::o;82236:78::-;82279:5;82304:2;82297:9;;82236:78;:::o;78667:195::-;78796:6;:18;;;;78815:7;;78824:9;;78835:12;78849:4;78796:58;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;30:3:-1;22:6;14;1:33;99:1;93:3;85:6;81:16;74:27;137:4;133:9;126:4;121:3;117:14;113:30;106:37;;169:3;161:6;157:16;147:26;;78796:58:0;;;;;;;;;;;;;;;;;30:3:-1;22:6;14;1:33;99:1;93:3;85:6;81:16;74:27;137:4;133:9;126:4;121:3;117:14;113:30;106:37;;169:3;161:6;157:16;147:26;;78796:58:0;;;;;;;;;;;;;;;;;;;;;;;;8:9:-1;5:2;;;30:1;27;20:12;5:2;78796:58:0;;;;8:9:-1;5:2;;;45:16;42:1;39;24:38;77:16;74:1;67:27;5:2;78796:58:0;;;;78667:195;;;;;;:::o;77309:97::-;77369:6;:17;;;;77387:10;77369:29;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;8:9:-1;5:2;;;30:1;27;20:12;5:2;77369:29:0;;;;8:9:-1;5:2;;;45:16;42:1;39;24:38;77:16;74:1;67:27;5:2;77369:29:0;;;;77309:97;:::o;79788:77::-;79834:23;:6;:21;:23::i;:::-;79788:77::o;79118:173::-;79228:6;:27;;;;79256:6;;79264:10;79276:6;79228:55;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;30:3:-1;22:6;14;1:33;99:1;93:3;85:6;81:16;74:27;137:4;133:9;126:4;121:3;117:14;113:30;106:37;;169:3;161:6;157:16;147:26;;79228:55:0;;;;;;;;;;;;;;;;;;;;;8:9:-1;5:2;;;30:1;27;20:12;5:2;79228:55:0;;;;8:9:-1;5:2;;;45:16;42:1;39;24:38;77:16;74:1;67:27;5:2;79228:55:0;;;;79118:173;;;;:::o;79574:123::-;79651:38;79675:13;79651:6;:23;;:38;;;;:::i;:::-;79574:123;:::o;77950:109::-;78020:6;:13;;;;78034:10;78046:4;78020:31;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;8:9:-1;5:2;;;30:1;27;20:12;5:2;78020:31:0;;;;8:9:-1;5:2;;;45:16;42:1;39;24:38;77:16;74:1;67:27;5:2;78020:31:0;;;;77950:109;;:::o;76707:167::-;76810:6;:19;;;;76830:10;76842;76854:11;76810:56;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;8:9:-1;5:2;;;30:1;27;20:12;5:2;76810:56:0;;;;8:9:-1;5:2;;;45:16;42:1;39;24:38;77:16;74:1;67:27;5:2;76810:56:0;;;;76707:167;;;:::o;82066:87::-;82107:13;82133:12;;;;;;;;;;;;;;;;;;;82066:87;:::o;81177:127::-;81243:4;81267:6;:15;;;;81283:3;81288:7;81267:29;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;8:9:-1;5:2;;;30:1;27;20:12;5:2;81267:29:0;;;;8:9:-1;5:2;;;45:16;42:1;39;24:38;77:16;74:1;67:27;5:2;81267:29:0;;;;;;;13:2:-1;8:3;5:11;2:2;;;29:1;26;19:12;2:2;81267:29:0;;;;;;;;;;;;;;;;81260:36;;81177:127;;;;:::o;80499:75::-;80544:6;:20;;;;:22;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;8:9:-1;5:2;;;30:1;27;20:12;5:2;80544:22:0;;;;8:9:-1;5:2;;;45:16;42:1;39;24:38;77:16;74:1;67:27;5:2;80544:22:0;;;;80499:75::o;77084:126::-;77161:6;:11;;;;77173:10;77185:16;77161:41;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;8:9:-1;5:2;;;30:1;27;20:12;5:2;77161:41:0;;;;8:9:-1;5:2;;;45:16;42:1;39;24:38;77:16;74:1;67:27;5:2;77161:41:0;;;;77084:126;;:::o;71076:414::-;71190:4;:16;;:44;71207:26;;;;;;;;;;;;;;;;;;;71190:44;;;;;;;;;;;;;;;;;;;;;71176:58;;:10;:58;;;71168:98;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;71342:4;:16;;:44;71359:26;;;;;;;;;;;;;;;;;;;71342:44;;;;;;;;;;;;;;;;;;;;;71282:105;;71303:4;:16;;:37;71320:19;;;;;;;;;;;;;;;;;;;71303:37;;;;;;;;;;;;;;;;;;;;;71282:105;;;;;;;;;;;;71438:4;:16;;:44;71455:26;;;;;;;;;;;;;;;;;;;71438:44;;;;;;;;;;;;;;;;;;;;;71398:4;:16;;:37;71415:19;;;;;;;;;;;;;;;;;;;71398:37;;;;;;;;;;;;:84;;;;;;;;;;;;;;;;;;71076:414;:::o;70611:374::-;70758:4;:16;;:37;70775:19;;;;;;;;;;;;;;;;;;;70758:37;;;;;;;;;;;;;;;;;;;;;70744:51;;:10;:51;;;70736:83;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;70892:13;70835:71;;70853:4;:16;;:37;70870:19;;;;;;;;;;;;;;;;;;;70853:37;;;;;;;;;;;;;;;;;;;;;70835:71;;;;;;;;;;;;70964:13;70917:4;:16;;:44;70934:26;;;;;;;;;;;;;;;;;;;70917:44;;;;;;;;;;;;:60;;;;;;;;;;;;;;;;;;70611:374;;:::o

Swarm Source

bzzr://907751ffe93a02bfad748e679f937537e3923d54f12fe18c571bb7eb4c9c0add

Block		Transaction	Difficulty	Gas Used	Reward

View All Blocks Produced

Block		Uncle Number	Difficulty	Gas Used	Reward

View All Uncles

Validator Index	Block		Amount

View All Withdrawals

Transaction Hash	Block		Value	Eth2 PubKey	Valid

View All Deposits

Multichain Portfolio | 30 Chains

Display all chains •

Last updated: less than 1 sec ago

Chain	Token	Portfolio %	Price	Amount	Value

A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.

Tools & Services