ETH Price: $3,465.20 (+2.10%)
Gas: 15 Gwei

Contract

0x6B521ADC1Ca2fC6819dddB66b24e458FeD0780c6
 

Overview

ETH Balance

0 ETH

Eth Value

$0.00

Multichain Info

No addresses found
Transaction Hash
Method
Block
From
To
Value
Set Approval For...198951482024-05-18 6:48:4744 days ago1716014927IN
0x6B521ADC...FeD0780c6
0 ETH0.000144383.12820012
Set Approval For...184934432023-11-03 18:52:47240 days ago1699037567IN
0x6B521ADC...FeD0780c6
0 ETH0.0004740419.48649176
Set Approval For...178991032023-08-12 13:33:47324 days ago1691847227IN
0x6B521ADC...FeD0780c6
0 ETH0.0003689915.16824607
Set Approval For...176678352023-07-11 3:55:11356 days ago1689047711IN
0x6B521ADC...FeD0780c6
0 ETH0.0007430516.06977356
Set Approval For...176280812023-07-05 13:48:59362 days ago1688564939IN
0x6B521ADC...FeD0780c6
0 ETH0.0023356750.60495705
Transfer From176167292023-07-03 23:33:35363 days ago1688427215IN
0x6B521ADC...FeD0780c6
0 ETH0.0013311912.15184796
Set Approval For...175476242023-06-24 6:32:11373 days ago1687588331IN
0x6B521ADC...FeD0780c6
0 ETH0.0006096513.20886594
Set Approval For...174575492023-06-11 14:45:47386 days ago1686494747IN
0x6B521ADC...FeD0780c6
0 ETH0.0008240817.85469571
Set Approval For...173623852023-05-29 4:50:59399 days ago1685335859IN
0x6B521ADC...FeD0780c6
0 ETH0.0013597729.46113821
Set Approval For...172988972023-05-20 6:36:23408 days ago1684564583IN
0x6B521ADC...FeD0780c6
0 ETH0.001344929.13895517
Set Approval For...172951772023-05-19 18:00:59408 days ago1684519259IN
0x6B521ADC...FeD0780c6
0 ETH0.0025027454.22482151
Set Approval For...172288482023-05-10 8:34:11418 days ago1683707651IN
0x6B521ADC...FeD0780c6
0 ETH0.0012540251.54860713
Set Approval For...166592312023-02-19 0:59:35498 days ago1676768375IN
0x6B521ADC...FeD0780c6
0 ETH0.0005381822.12312392
Set Approval For...165546592023-02-04 9:55:23513 days ago1675504523IN
0x6B521ADC...FeD0780c6
0 ETH0.0008313718.01278099
Set Approval For...165284512023-01-31 17:58:35516 days ago1675187915IN
0x6B521ADC...FeD0780c6
0 ETH0.0011457324.82356588
Set Approval For...163863052023-01-11 21:40:23536 days ago1673473223IN
0x6B521ADC...FeD0780c6
0 ETH0.0011405124.71058087
Safe Transfer Fr...163155922023-01-02 0:46:11546 days ago1672620371IN
0x6B521ADC...FeD0780c6
0 ETH0.0017442815.12391613
Safe Transfer Fr...163037672022-12-31 9:11:35548 days ago1672477895IN
0x6B521ADC...FeD0780c6
0 ETH0.0008770216.63141223
Set Approval For...163037642022-12-31 9:10:59548 days ago1672477859IN
0x6B521ADC...FeD0780c6
0 ETH0.0007345515.8942812
Set Approval For...162209492022-12-19 19:51:23559 days ago1671479483IN
0x6B521ADC...FeD0780c6
0 ETH0.0006323313.7001534
Safe Transfer Fr...161978362022-12-16 14:24:11563 days ago1671200651IN
0x6B521ADC...FeD0780c6
0 ETH0.0044760938.81017929
Set Approval For...161978342022-12-16 14:23:47563 days ago1671200627IN
0x6B521ADC...FeD0780c6
0 ETH0.0017416937.68678819
Safe Transfer Fr...161978302022-12-16 14:22:59563 days ago1671200579IN
0x6B521ADC...FeD0780c6
0 ETH0.0044815439.86074021
Safe Transfer Fr...160704962022-11-28 19:12:11580 days ago1669662731IN
0x6B521ADC...FeD0780c6
0 ETH0.0016775414.54526417
Set Approval For...160704942022-11-28 19:11:47580 days ago1669662707IN
0x6B521ADC...FeD0780c6
0 ETH0.000611413.22955038
View all transactions

Latest 25 internal transactions (View All)

Advanced mode:
Parent Transaction Hash Block From To Value
144055272022-03-17 18:11:54836 days ago1647540714
0x6B521ADC...FeD0780c6
0.09071702 ETH
144055272022-03-17 18:11:54836 days ago1647540714
0x6B521ADC...FeD0780c6
0.34472469 ETH
144055272022-03-17 18:11:54836 days ago1647540714
0x6B521ADC...FeD0780c6
0.34472469 ETH
144055272022-03-17 18:11:54836 days ago1647540714
0x6B521ADC...FeD0780c6
0.3628681 ETH
144055272022-03-17 18:11:54836 days ago1647540714
0x6B521ADC...FeD0780c6
0.43544172 ETH
144055272022-03-17 18:11:54836 days ago1647540714
0x6B521ADC...FeD0780c6
0.45358512 ETH
144055272022-03-17 18:11:54836 days ago1647540714
0x6B521ADC...FeD0780c6
0.70759279 ETH
144055272022-03-17 18:11:54836 days ago1647540714
0x6B521ADC...FeD0780c6
0.88902684 ETH
133731672021-10-07 17:34:31997 days ago1633628071
0x6B521ADC...FeD0780c6
0.03 ETH
133731672021-10-07 17:34:31997 days ago1633628071
0x6B521ADC...FeD0780c6
0.114 ETH
133731672021-10-07 17:34:31997 days ago1633628071
0x6B521ADC...FeD0780c6
0.114 ETH
133731672021-10-07 17:34:31997 days ago1633628071
0x6B521ADC...FeD0780c6
0.12 ETH
133731672021-10-07 17:34:31997 days ago1633628071
0x6B521ADC...FeD0780c6
0.144 ETH
133731672021-10-07 17:34:31997 days ago1633628071
0x6B521ADC...FeD0780c6
0.15 ETH
133731672021-10-07 17:34:31997 days ago1633628071
0x6B521ADC...FeD0780c6
0.234 ETH
133731672021-10-07 17:34:31997 days ago1633628071
0x6B521ADC...FeD0780c6
0.294 ETH
132795602021-09-23 3:25:331012 days ago1632367533
0x6B521ADC...FeD0780c6
0.148 ETH
132795602021-09-23 3:25:331012 days ago1632367533
0x6B521ADC...FeD0780c6
0.5624 ETH
132795602021-09-23 3:25:331012 days ago1632367533
0x6B521ADC...FeD0780c6
0.5624 ETH
132795602021-09-23 3:25:331012 days ago1632367533
0x6B521ADC...FeD0780c6
0.592 ETH
132795602021-09-23 3:25:331012 days ago1632367533
0x6B521ADC...FeD0780c6
0.7104 ETH
132795602021-09-23 3:25:331012 days ago1632367533
0x6B521ADC...FeD0780c6
0.74 ETH
132795602021-09-23 3:25:331012 days ago1632367533
0x6B521ADC...FeD0780c6
1.1544 ETH
132795602021-09-23 3:25:331012 days ago1632367533
0x6B521ADC...FeD0780c6
1.4504 ETH
132224672021-09-14 7:23:131021 days ago1631604193
0x6B521ADC...FeD0780c6
0.294 ETH
View All Internal Transactions
Loading...
Loading

Contract Source Code Verified (Exact Match)

Contract Name:
BohoBones

Compiler Version
v0.7.0+commit.9e61f92b

Optimization Enabled:
Yes with 500 runs

Other Settings:
default evmVersion
File 1 of 17 : BohoBones.sol
// SPDX-License-Identifier: ISC

/*
 * Commercial Use of Boho Beats Music Library
 * All Bohobeats music loops may be used in commercial recordings by BohoBones NFT owners/holders.
 * BohoBones NFT holders will have full commercial rights to the entire boho beats music library.
 * If royalties from commercial recordings exceeds 25K USD then 20% of Gross sales must be reallocated
 * to the BohoBones community wallet to help promote and fund future Boho Art & Music community projects.
 */

pragma solidity >=0.6.0 <0.8.0;

import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/payment/PaymentSplitter.sol";
import "@openzeppelin/contracts/math/SafeMath.sol";
import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "@openzeppelin/contracts/utils/ReentrancyGuard.sol";

/**
 * @title BohoBones
 * @dev Extends ERC721 Non-Fungible Token Standard basic implementation
 */
contract BohoBones is ERC721, Ownable, PaymentSplitter, ReentrancyGuard {
    using SafeMath for uint256;

    // Provenance and reveal mechanisms
    string public BOHOBONE_PROVENANCE = "";
    uint256 public startingIndexBlock;
    uint256 public startingIndex;
    uint256 public REVEAL_TIMESTAMP;

    // Default boho bone token metrics
    uint256 public bohoBonePrice = 8e16; //0.08 ETH
    uint256 public maxBohoBonePurchase = 3;
    uint256 public MAX_BOHOBONES = 12345;
    uint256 public numReservationsLeft = 500;
    
    // Storage for treasury wallets.
    address[] private _treasuryWallets;

    // Enum for encapturing sale states
    enum SaleState {
        PAUSED,
        PRESALE,
        ACTIVE
    }

    // Variable for storing sale state
    SaleState public saleStatus;

    // Mapping to store addresses allowed for presale, and how
    // many Boho Bones remain that they can purchase during presale.
    mapping (address => uint256) public presaleVouchers;

    constructor(string memory name, string memory symbol, uint256 saleStart, address[] memory treasuryWallets, uint256[] memory treasuryShares)
      ERC721(name, symbol)
      PaymentSplitter(treasuryWallets, treasuryShares) {
        REVEAL_TIMESTAMP = saleStart + 172800; // 48 Hours after sale start
        _treasuryWallets = treasuryWallets;

        // Default sale state to paused
        saleStatus = SaleState.PAUSED;
    }

    /**
     * @param newPrice The new price for an individual boho bone.
     * @dev Sets a new price for an individual boho bone.
     * @dev Can only be called by owner.
     */
    function setBohoBonePrice(uint256 newPrice) public onlyOwner {
        bohoBonePrice = newPrice;
    }

    /**
     * @param newMaxBohoBonePurchase The new maximum number of boho bones that can be minted per transaction.
     * @dev Sets the new maximum number of boho bone purchases per transaction.
     * @dev Can only be called by owner.
     */
    function setMaxBohoBonePurchase(uint256 newMaxBohoBonePurchase) public onlyOwner {
        maxBohoBonePurchase = newMaxBohoBonePurchase;
    }

    /**
     * @param numBohoBones The number of boho bones to reserve.
     * @dev Reserves boho bones for giveaways.
     * @dev Will not allow reservations above maximum reserve threshold.
     * @dev Can only be called by owner.
     */
    function reserveBohoBones(uint256 numBohoBones) public onlyOwner {
        require(numBohoBones <= numReservationsLeft, "BohoBones: Reservations would exceed max reservation threshold of 500.");
        require(totalSupply().add(numBohoBones) <= MAX_BOHOBONES, "BohoBones: Reservations would exceed max supply of BohoBones.");
        
        uint256 supply = totalSupply();
        uint256 i;
        
        for (i = 0; i < numBohoBones; i++) {
            _safeMint(msg.sender, supply.add(i));

            // Reduce num reservations left
            numReservationsLeft = numReservationsLeft.sub(1);
        }
    }
    
    /**
     * @param presaleAddress Address to be added to the list of verified presale addresses.
     * @param numPresaleBohoBones Amount of presale boho bones to give to the address.
     * @dev Can only be called by owner.
     */
    function addPresaleAddress(address presaleAddress, uint256 numPresaleBohoBones) public onlyOwner {
        require(presaleAddress != address(0), "BohoBones: Cannot add burn address to the presale.");
         
        presaleVouchers[presaleAddress] = numPresaleBohoBones;
    }

    /**
     * @param newPresaleAddresses Addresses to be added to the list of verified presale addresses.
     * @param voucherAmount Amount of presale boho bones to give per address.
     * @dev Can only be called by owner.
     */
    function addPresaleAddresses(address[] memory newPresaleAddresses, uint256 voucherAmount) public onlyOwner {
        for (uint256 i = 0; i < newPresaleAddresses.length; i++) {
            addPresaleAddress(newPresaleAddresses[i], voucherAmount);
        }
    }

    /**
     * @param addressToDelete The address to remove from the verified presale list.
     * @dev Can only be called by owner.
     */
    function removePresaleAddress(address addressToDelete) public onlyOwner {
        delete presaleVouchers[addressToDelete];
    }

    /**
     * @param revealTimeStamp The timestamp, in epoch format, of the reveal.
     * @dev Can only be called by owner.
     */
    function setRevealTimestamp(uint256 revealTimeStamp) public onlyOwner {
        REVEAL_TIMESTAMP = revealTimeStamp;
    }

    /**
     * @param provenanceHash The combined hash string of the NFT assets.
     * @dev Can only be called by owner.
     */
    function setProvenanceHash(string memory provenanceHash) public onlyOwner {
        BOHOBONE_PROVENANCE = provenanceHash;
    }

    /**
     * @param baseURI The base URI for the contract's NFTs.
     * @dev Can only be called by owner.
     */
    function setBaseURI(string memory baseURI) public onlyOwner {
        _setBaseURI(baseURI);
    }

    /**
     * @param saleStateIndex Determines what state the sale will be switched to,
     * e.g., 0 = Paused, 1 = Presale, 2 = Active Sale.
     * @dev Pause, set to presale, or active sale.
     * @dev Can only be called by contract owner.
     */
    function setSaleState(uint256 saleStateIndex) public onlyOwner {
        saleStatus = SaleState(saleStateIndex);
    }

    /**
     * @param numberOfTokens The number of tokens to be minted.
     * @dev Non-reentrant, minting entry point.
     */
    function mintBohoBone(uint256 numberOfTokens) public payable nonReentrant {
        require(saleStatus == SaleState.ACTIVE || saleStatus == SaleState.PRESALE, "BohoBones: Sale must be active or in presale mint boho bone.");

        if (saleStatus == SaleState.PRESALE) {
            require(presaleVouchers[msg.sender] >= numberOfTokens, "BohoBones: You don't not have enough presale vouchers to mint that many boho bones.");
        }

        require(numberOfTokens <= maxBohoBonePurchase, "BohoBones: Please try to mint a lower amount of Boho Bones.");
        require(totalSupply().add(numberOfTokens) <= MAX_BOHOBONES, "BohoBones: Purchase would exceed max supply of BohoBones.");
        require(bohoBonePrice.mul(numberOfTokens) <= msg.value, "BohoBones: Ether value sent is not correct.");
        
        for(uint256 i = 0; i < numberOfTokens; i++) {
            uint256 mintIndex = totalSupply();
            if (totalSupply() < MAX_BOHOBONES) {
                _safeMint(msg.sender, mintIndex);

                // If we are in the presale, decrease 
                if (saleStatus == SaleState.PRESALE) {
                    presaleVouchers[msg.sender] = presaleVouchers[msg.sender].sub(1);
                }
            }
        }

        // If we haven't set the starting index and this is either 1) the last saleable token or 2) the first token to be sold after
        // the end of pre-sale, set the starting index block
        if (startingIndexBlock == 0 && (totalSupply() == MAX_BOHOBONES || block.timestamp >= REVEAL_TIMESTAMP)) {
            startingIndexBlock = block.number;
        } 
    }

    /**
     * @dev Sets the starting index for the collection.
     * @dev Can only be called by owner.
     */
    function setStartingIndex() public onlyOwner  {
        require(startingIndex == 0, "BohoBones: Starting index is already set");
        require(startingIndexBlock != 0, "BohoBones: Starting index block must be set");
        
        startingIndex = uint(blockhash(startingIndexBlock)) % MAX_BOHOBONES;

        // Just a sanity case in the worst case if this function is called late (EVM only stores last 256 block hashes)
        if (block.number.sub(startingIndexBlock) > 255) {
            startingIndex = uint(blockhash(block.number - 1)) % MAX_BOHOBONES;
        }
        // Prevent default sequence
        if (startingIndex == 0) {
            startingIndex = startingIndex.add(1);
        }
    }

    /**
     * @dev Sets the starting index block for the collection in the event
     * of an emergency.
     * @dev Can only be called by owner.
     */
    function emergencySetStartingIndexBlock() public onlyOwner {
        require(startingIndex == 0, "BohoBones: Starting index is already set");
        
        startingIndexBlock = block.number;
    }

    /**
     * @dev Withdraws all contract funds and distributes across treasury wallets.
     * @dev Can only be called by owner.
     */
    function withdrawAll() public onlyOwner {
        for (uint256 i = 0; i < _treasuryWallets.length; i++) {
            address payable wallet = payable(_treasuryWallets[i]);
            release(wallet);
        }
    }
}

File 2 of 17 : Ownable.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

import "../utils/Context.sol";
/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor () {
        address msgSender = _msgSender();
        _owner = msgSender;
        emit OwnershipTransferred(address(0), msgSender);
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        emit OwnershipTransferred(_owner, address(0));
        _owner = address(0);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        emit OwnershipTransferred(_owner, newOwner);
        _owner = newOwner;
    }
}

File 3 of 17 : PaymentSplitter.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

import "../utils/Context.sol";
import "../math/SafeMath.sol";
import "../utils/Address.sol";

/**
 * @title PaymentSplitter
 * @dev This contract allows to split Ether payments among a group of accounts. The sender does not need to be aware
 * that the Ether will be split in this way, since it is handled transparently by the contract.
 *
 * The split can be in equal parts or in any other arbitrary proportion. The way this is specified is by assigning each
 * account to a number of shares. Of all the Ether that this contract receives, each account will then be able to claim
 * an amount proportional to the percentage of total shares they were assigned.
 *
 * `PaymentSplitter` follows a _pull payment_ model. This means that payments are not automatically forwarded to the
 * accounts but kept in this contract, and the actual transfer is triggered as a separate step by calling the {release}
 * function.
 */
contract PaymentSplitter is Context {
    using SafeMath for uint256;

    event PayeeAdded(address account, uint256 shares);
    event PaymentReleased(address to, uint256 amount);
    event PaymentReceived(address from, uint256 amount);

    uint256 private _totalShares;
    uint256 private _totalReleased;

    mapping(address => uint256) private _shares;
    mapping(address => uint256) private _released;
    address[] private _payees;

    /**
     * @dev Creates an instance of `PaymentSplitter` where each account in `payees` is assigned the number of shares at
     * the matching position in the `shares` array.
     *
     * All addresses in `payees` must be non-zero. Both arrays must have the same non-zero length, and there must be no
     * duplicates in `payees`.
     */
    constructor (address[] memory payees, uint256[] memory shares_) payable {
        // solhint-disable-next-line max-line-length
        require(payees.length == shares_.length, "PaymentSplitter: payees and shares length mismatch");
        require(payees.length > 0, "PaymentSplitter: no payees");

        for (uint256 i = 0; i < payees.length; i++) {
            _addPayee(payees[i], shares_[i]);
        }
    }

    /**
     * @dev The Ether received will be logged with {PaymentReceived} events. Note that these events are not fully
     * reliable: it's possible for a contract to receive Ether without triggering this function. This only affects the
     * reliability of the events, and not the actual splitting of Ether.
     *
     * To learn more about this see the Solidity documentation for
     * https://solidity.readthedocs.io/en/latest/contracts.html#fallback-function[fallback
     * functions].
     */
    receive () external payable virtual {
        emit PaymentReceived(_msgSender(), msg.value);
    }

    /**
     * @dev Getter for the total shares held by payees.
     */
    function totalShares() public view returns (uint256) {
        return _totalShares;
    }

    /**
     * @dev Getter for the total amount of Ether already released.
     */
    function totalReleased() public view returns (uint256) {
        return _totalReleased;
    }

    /**
     * @dev Getter for the amount of shares held by an account.
     */
    function shares(address account) public view returns (uint256) {
        return _shares[account];
    }

    /**
     * @dev Getter for the amount of Ether already released to a payee.
     */
    function released(address account) public view returns (uint256) {
        return _released[account];
    }

    /**
     * @dev Getter for the address of the payee number `index`.
     */
    function payee(uint256 index) public view returns (address) {
        return _payees[index];
    }

    /**
     * @dev Triggers a transfer to `account` of the amount of Ether they are owed, according to their percentage of the
     * total shares and their previous withdrawals.
     */
    function release(address payable account) public virtual {
        require(_shares[account] > 0, "PaymentSplitter: account has no shares");

        uint256 totalReceived = address(this).balance.add(_totalReleased);
        uint256 payment = totalReceived.mul(_shares[account]).div(_totalShares).sub(_released[account]);

        require(payment != 0, "PaymentSplitter: account is not due payment");

        _released[account] = _released[account].add(payment);
        _totalReleased = _totalReleased.add(payment);

        Address.sendValue(account, payment);
        emit PaymentReleased(account, payment);
    }

    /**
     * @dev Add a new payee to the contract.
     * @param account The address of the payee to add.
     * @param shares_ The number of shares owned by the payee.
     */
    function _addPayee(address account, uint256 shares_) private {
        require(account != address(0), "PaymentSplitter: account is the zero address");
        require(shares_ > 0, "PaymentSplitter: shares are 0");
        require(_shares[account] == 0, "PaymentSplitter: account already has shares");

        _payees.push(account);
        _shares[account] = shares_;
        _totalShares = _totalShares.add(shares_);
        emit PayeeAdded(account, shares_);
    }
}

File 4 of 17 : SafeMath.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

/**
 * @dev Wrappers over Solidity's arithmetic operations with added overflow
 * checks.
 *
 * Arithmetic operations in Solidity wrap on overflow. This can easily result
 * in bugs, because programmers usually assume that an overflow raises an
 * error, which is the standard behavior in high level programming languages.
 * `SafeMath` restores this intuition by reverting the transaction when an
 * operation overflows.
 *
 * Using this library instead of the unchecked operations eliminates an entire
 * class of bugs, so it's recommended to use it always.
 */
library SafeMath {
    /**
     * @dev Returns the addition of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        uint256 c = a + b;
        if (c < a) return (false, 0);
        return (true, c);
    }

    /**
     * @dev Returns the substraction of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        if (b > a) return (false, 0);
        return (true, a - b);
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        // Gas optimization: this is cheaper than requiring 'a' not being zero, but the
        // benefit is lost if 'b' is also tested.
        // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
        if (a == 0) return (true, 0);
        uint256 c = a * b;
        if (c / a != b) return (false, 0);
        return (true, c);
    }

    /**
     * @dev Returns the division of two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        if (b == 0) return (false, 0);
        return (true, a / b);
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        if (b == 0) return (false, 0);
        return (true, a % b);
    }

    /**
     * @dev Returns the addition of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `+` operator.
     *
     * Requirements:
     *
     * - Addition cannot overflow.
     */
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        uint256 c = a + b;
        require(c >= a, "SafeMath: addition overflow");
        return c;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        require(b <= a, "SafeMath: subtraction overflow");
        return a - b;
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `*` operator.
     *
     * Requirements:
     *
     * - Multiplication cannot overflow.
     */
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        if (a == 0) return 0;
        uint256 c = a * b;
        require(c / a == b, "SafeMath: multiplication overflow");
        return c;
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        require(b > 0, "SafeMath: division by zero");
        return a / b;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting when dividing by zero.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        require(b > 0, "SafeMath: modulo by zero");
        return a % b;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
     * overflow (when the result is negative).
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {trySub}.
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b <= a, errorMessage);
        return a - b;
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting with custom message on
     * division by zero. The result is rounded towards zero.
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {tryDiv}.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b > 0, errorMessage);
        return a / b;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting with custom message when dividing by zero.
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {tryMod}.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b, string memory errorMessage) internal pure returns (uint256) {
        require(b > 0, errorMessage);
        return a % b;
    }
}

File 5 of 17 : ERC721.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

import "../../utils/Context.sol";
import "./IERC721.sol";
import "./IERC721Metadata.sol";
import "./IERC721Enumerable.sol";
import "./IERC721Receiver.sol";
import "../../introspection/ERC165.sol";
import "../../math/SafeMath.sol";
import "../../utils/Address.sol";
import "../../utils/EnumerableSet.sol";
import "../../utils/EnumerableMap.sol";
import "../../utils/Strings.sol";

/**
 * @title ERC721 Non-Fungible Token Standard basic implementation
 * @dev see https://eips.ethereum.org/EIPS/eip-721
 */
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata, IERC721Enumerable {
    using SafeMath for uint256;
    using Address for address;
    using EnumerableSet for EnumerableSet.UintSet;
    using EnumerableMap for EnumerableMap.UintToAddressMap;
    using Strings for uint256;

    // Equals to `bytes4(keccak256("onERC721Received(address,address,uint256,bytes)"))`
    // which can be also obtained as `IERC721Receiver(0).onERC721Received.selector`
    bytes4 private constant _ERC721_RECEIVED = 0x150b7a02;

    // Mapping from holder address to their (enumerable) set of owned tokens
    mapping (address => EnumerableSet.UintSet) private _holderTokens;

    // Enumerable mapping from token ids to their owners
    EnumerableMap.UintToAddressMap private _tokenOwners;

    // Mapping from token ID to approved address
    mapping (uint256 => address) private _tokenApprovals;

    // Mapping from owner to operator approvals
    mapping (address => mapping (address => bool)) private _operatorApprovals;

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

    // Optional mapping for token URIs
    mapping (uint256 => string) private _tokenURIs;

    // Base URI
    string private _baseURI;

    /*
     *     bytes4(keccak256('balanceOf(address)')) == 0x70a08231
     *     bytes4(keccak256('ownerOf(uint256)')) == 0x6352211e
     *     bytes4(keccak256('approve(address,uint256)')) == 0x095ea7b3
     *     bytes4(keccak256('getApproved(uint256)')) == 0x081812fc
     *     bytes4(keccak256('setApprovalForAll(address,bool)')) == 0xa22cb465
     *     bytes4(keccak256('isApprovedForAll(address,address)')) == 0xe985e9c5
     *     bytes4(keccak256('transferFrom(address,address,uint256)')) == 0x23b872dd
     *     bytes4(keccak256('safeTransferFrom(address,address,uint256)')) == 0x42842e0e
     *     bytes4(keccak256('safeTransferFrom(address,address,uint256,bytes)')) == 0xb88d4fde
     *
     *     => 0x70a08231 ^ 0x6352211e ^ 0x095ea7b3 ^ 0x081812fc ^
     *        0xa22cb465 ^ 0xe985e9c5 ^ 0x23b872dd ^ 0x42842e0e ^ 0xb88d4fde == 0x80ac58cd
     */
    bytes4 private constant _INTERFACE_ID_ERC721 = 0x80ac58cd;

    /*
     *     bytes4(keccak256('name()')) == 0x06fdde03
     *     bytes4(keccak256('symbol()')) == 0x95d89b41
     *     bytes4(keccak256('tokenURI(uint256)')) == 0xc87b56dd
     *
     *     => 0x06fdde03 ^ 0x95d89b41 ^ 0xc87b56dd == 0x5b5e139f
     */
    bytes4 private constant _INTERFACE_ID_ERC721_METADATA = 0x5b5e139f;

    /*
     *     bytes4(keccak256('totalSupply()')) == 0x18160ddd
     *     bytes4(keccak256('tokenOfOwnerByIndex(address,uint256)')) == 0x2f745c59
     *     bytes4(keccak256('tokenByIndex(uint256)')) == 0x4f6ccce7
     *
     *     => 0x18160ddd ^ 0x2f745c59 ^ 0x4f6ccce7 == 0x780e9d63
     */
    bytes4 private constant _INTERFACE_ID_ERC721_ENUMERABLE = 0x780e9d63;

    /**
     * @dev Initializes the contract by setting a `name` and a `symbol` to the token collection.
     */
    constructor (string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;

        // register the supported interfaces to conform to ERC721 via ERC165
        _registerInterface(_INTERFACE_ID_ERC721);
        _registerInterface(_INTERFACE_ID_ERC721_METADATA);
        _registerInterface(_INTERFACE_ID_ERC721_ENUMERABLE);
    }

    /**
     * @dev See {IERC721-balanceOf}.
     */
    function balanceOf(address owner) public view virtual override returns (uint256) {
        require(owner != address(0), "ERC721: balance query for the zero address");
        return _holderTokens[owner].length();
    }

    /**
     * @dev See {IERC721-ownerOf}.
     */
    function ownerOf(uint256 tokenId) public view virtual override returns (address) {
        return _tokenOwners.get(tokenId, "ERC721: owner query for nonexistent token");
    }

    /**
     * @dev See {IERC721Metadata-name}.
     */
    function name() public view virtual override returns (string memory) {
        return _name;
    }

    /**
     * @dev See {IERC721Metadata-symbol}.
     */
    function symbol() public view virtual override returns (string memory) {
        return _symbol;
    }

    /**
     * @dev See {IERC721Metadata-tokenURI}.
     */
    function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
        require(_exists(tokenId), "ERC721Metadata: URI query for nonexistent token");

        string memory _tokenURI = _tokenURIs[tokenId];
        string memory base = baseURI();

        // If there is no base URI, return the token URI.
        if (bytes(base).length == 0) {
            return _tokenURI;
        }
        // If both are set, concatenate the baseURI and tokenURI (via abi.encodePacked).
        if (bytes(_tokenURI).length > 0) {
            return string(abi.encodePacked(base, _tokenURI));
        }
        // If there is a baseURI but no tokenURI, concatenate the tokenID to the baseURI.
        return string(abi.encodePacked(base, tokenId.toString()));
    }

    /**
    * @dev Returns the base URI set via {_setBaseURI}. This will be
    * automatically added as a prefix in {tokenURI} to each token's URI, or
    * to the token ID if no specific URI is set for that token ID.
    */
    function baseURI() public view virtual returns (string memory) {
        return _baseURI;
    }

    /**
     * @dev See {IERC721Enumerable-tokenOfOwnerByIndex}.
     */
    function tokenOfOwnerByIndex(address owner, uint256 index) public view virtual override returns (uint256) {
        return _holderTokens[owner].at(index);
    }

    /**
     * @dev See {IERC721Enumerable-totalSupply}.
     */
    function totalSupply() public view virtual override returns (uint256) {
        // _tokenOwners are indexed by tokenIds, so .length() returns the number of tokenIds
        return _tokenOwners.length();
    }

    /**
     * @dev See {IERC721Enumerable-tokenByIndex}.
     */
    function tokenByIndex(uint256 index) public view virtual override returns (uint256) {
        (uint256 tokenId, ) = _tokenOwners.at(index);
        return tokenId;
    }

    /**
     * @dev See {IERC721-approve}.
     */
    function approve(address to, uint256 tokenId) public virtual override {
        address owner = ERC721.ownerOf(tokenId);
        require(to != owner, "ERC721: approval to current owner");

        require(_msgSender() == owner || ERC721.isApprovedForAll(owner, _msgSender()),
            "ERC721: approve caller is not owner nor approved for all"
        );

        _approve(to, tokenId);
    }

    /**
     * @dev See {IERC721-getApproved}.
     */
    function getApproved(uint256 tokenId) public view virtual override returns (address) {
        require(_exists(tokenId), "ERC721: approved query for nonexistent token");

        return _tokenApprovals[tokenId];
    }

    /**
     * @dev See {IERC721-setApprovalForAll}.
     */
    function setApprovalForAll(address operator, bool approved) public virtual override {
        require(operator != _msgSender(), "ERC721: approve to caller");

        _operatorApprovals[_msgSender()][operator] = approved;
        emit ApprovalForAll(_msgSender(), operator, approved);
    }

    /**
     * @dev See {IERC721-isApprovedForAll}.
     */
    function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) {
        return _operatorApprovals[owner][operator];
    }

    /**
     * @dev See {IERC721-transferFrom}.
     */
    function transferFrom(address from, address to, uint256 tokenId) public virtual override {
        //solhint-disable-next-line max-line-length
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");

        _transfer(from, to, tokenId);
    }

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(address from, address to, uint256 tokenId) public virtual override {
        safeTransferFrom(from, to, tokenId, "");
    }

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(address from, address to, uint256 tokenId, bytes memory _data) public virtual override {
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: transfer caller is not owner nor approved");
        _safeTransfer(from, to, tokenId, _data);
    }

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
     * are aware of the ERC721 protocol to prevent tokens from being forever locked.
     *
     * `_data` is additional data, it has no specified format and it is sent in call to `to`.
     *
     * This internal function is equivalent to {safeTransferFrom}, and can be used to e.g.
     * implement alternative mechanisms to perform token transfer, such as signature-based.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function _safeTransfer(address from, address to, uint256 tokenId, bytes memory _data) internal virtual {
        _transfer(from, to, tokenId);
        require(_checkOnERC721Received(from, to, tokenId, _data), "ERC721: transfer to non ERC721Receiver implementer");
    }

    /**
     * @dev Returns whether `tokenId` exists.
     *
     * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}.
     *
     * Tokens start existing when they are minted (`_mint`),
     * and stop existing when they are burned (`_burn`).
     */
    function _exists(uint256 tokenId) internal view virtual returns (bool) {
        return _tokenOwners.contains(tokenId);
    }

    /**
     * @dev Returns whether `spender` is allowed to manage `tokenId`.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function _isApprovedOrOwner(address spender, uint256 tokenId) internal view virtual returns (bool) {
        require(_exists(tokenId), "ERC721: operator query for nonexistent token");
        address owner = ERC721.ownerOf(tokenId);
        return (spender == owner || getApproved(tokenId) == spender || ERC721.isApprovedForAll(owner, spender));
    }

    /**
     * @dev Safely mints `tokenId` and transfers it to `to`.
     *
     * Requirements:
     d*
     * - `tokenId` must not exist.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function _safeMint(address to, uint256 tokenId) internal virtual {
        _safeMint(to, tokenId, "");
    }

    /**
     * @dev Same as {xref-ERC721-_safeMint-address-uint256-}[`_safeMint`], with an additional `data` parameter which is
     * forwarded in {IERC721Receiver-onERC721Received} to contract recipients.
     */
    function _safeMint(address to, uint256 tokenId, bytes memory _data) internal virtual {
        _mint(to, tokenId);
        require(_checkOnERC721Received(address(0), to, tokenId, _data), "ERC721: transfer to non ERC721Receiver implementer");
    }

    /**
     * @dev Mints `tokenId` and transfers it to `to`.
     *
     * WARNING: Usage of this method is discouraged, use {_safeMint} whenever possible
     *
     * Requirements:
     *
     * - `tokenId` must not exist.
     * - `to` cannot be the zero address.
     *
     * Emits a {Transfer} event.
     */
    function _mint(address to, uint256 tokenId) internal virtual {
        require(to != address(0), "ERC721: mint to the zero address");
        require(!_exists(tokenId), "ERC721: token already minted");

        _beforeTokenTransfer(address(0), to, tokenId);

        _holderTokens[to].add(tokenId);

        _tokenOwners.set(tokenId, to);

        emit Transfer(address(0), to, tokenId);
    }

    /**
     * @dev Destroys `tokenId`.
     * The approval is cleared when the token is burned.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     *
     * Emits a {Transfer} event.
     */
    function _burn(uint256 tokenId) internal virtual {
        address owner = ERC721.ownerOf(tokenId); // internal owner

        _beforeTokenTransfer(owner, address(0), tokenId);

        // Clear approvals
        _approve(address(0), tokenId);

        // Clear metadata (if any)
        if (bytes(_tokenURIs[tokenId]).length != 0) {
            delete _tokenURIs[tokenId];
        }

        _holderTokens[owner].remove(tokenId);

        _tokenOwners.remove(tokenId);

        emit Transfer(owner, address(0), tokenId);
    }

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *  As opposed to {transferFrom}, this imposes no restrictions on msg.sender.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     *
     * Emits a {Transfer} event.
     */
    function _transfer(address from, address to, uint256 tokenId) internal virtual {
        require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer of token that is not own"); // internal owner
        require(to != address(0), "ERC721: transfer to the zero address");

        _beforeTokenTransfer(from, to, tokenId);

        // Clear approvals from the previous owner
        _approve(address(0), tokenId);

        _holderTokens[from].remove(tokenId);
        _holderTokens[to].add(tokenId);

        _tokenOwners.set(tokenId, to);

        emit Transfer(from, to, tokenId);
    }

    /**
     * @dev Sets `_tokenURI` as the tokenURI of `tokenId`.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function _setTokenURI(uint256 tokenId, string memory _tokenURI) internal virtual {
        require(_exists(tokenId), "ERC721Metadata: URI set of nonexistent token");
        _tokenURIs[tokenId] = _tokenURI;
    }

    /**
     * @dev Internal function to set the base URI for all token IDs. It is
     * automatically added as a prefix to the value returned in {tokenURI},
     * or to the token ID if {tokenURI} is empty.
     */
    function _setBaseURI(string memory baseURI_) internal virtual {
        _baseURI = baseURI_;
    }

    /**
     * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target address.
     * The call is not executed if the target address is not a contract.
     *
     * @param from address representing the previous owner of the given token ID
     * @param to target address that will receive the tokens
     * @param tokenId uint256 ID of the token to be transferred
     * @param _data bytes optional data to send along with the call
     * @return bool whether the call correctly returned the expected magic value
     */
    function _checkOnERC721Received(address from, address to, uint256 tokenId, bytes memory _data)
        private returns (bool)
    {
        if (!to.isContract()) {
            return true;
        }
        bytes memory returndata = to.functionCall(abi.encodeWithSelector(
            IERC721Receiver(to).onERC721Received.selector,
            _msgSender(),
            from,
            tokenId,
            _data
        ), "ERC721: transfer to non ERC721Receiver implementer");
        bytes4 retval = abi.decode(returndata, (bytes4));
        return (retval == _ERC721_RECEIVED);
    }

    function _approve(address to, uint256 tokenId) private {
        _tokenApprovals[tokenId] = to;
        emit Approval(ERC721.ownerOf(tokenId), to, tokenId); // internal owner
    }

    /**
     * @dev Hook that is called before any token transfer. This includes minting
     * and burning.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, ``from``'s `tokenId` will be
     * transferred to `to`.
     * - When `from` is zero, `tokenId` will be minted for `to`.
     * - When `to` is zero, ``from``'s `tokenId` will be burned.
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(address from, address to, uint256 tokenId) internal virtual { }
}

File 6 of 17 : ReentrancyGuard.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

/**
 * @dev Contract module that helps prevent reentrant calls to a function.
 *
 * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier
 * available, which can be applied to functions to make sure there are no nested
 * (reentrant) calls to them.
 *
 * Note that because there is a single `nonReentrant` guard, functions marked as
 * `nonReentrant` may not call one another. This can be worked around by making
 * those functions `private`, and then adding `external` `nonReentrant` entry
 * points to them.
 *
 * TIP: If you would like to learn more about reentrancy and alternative ways
 * to protect against it, check out our blog post
 * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul].
 */
abstract contract ReentrancyGuard {
    // Booleans are more expensive than uint256 or any type that takes up a full
    // word because each write operation emits an extra SLOAD to first read the
    // slot's contents, replace the bits taken up by the boolean, and then write
    // back. This is the compiler's defense against contract upgrades and
    // pointer aliasing, and it cannot be disabled.

    // The values being non-zero value makes deployment a bit more expensive,
    // but in exchange the refund on every call to nonReentrant will be lower in
    // amount. Since refunds are capped to a percentage of the total
    // transaction's gas, it is best to keep them low in cases like this one, to
    // increase the likelihood of the full refund coming into effect.
    uint256 private constant _NOT_ENTERED = 1;
    uint256 private constant _ENTERED = 2;

    uint256 private _status;

    constructor () {
        _status = _NOT_ENTERED;
    }

    /**
     * @dev Prevents a contract from calling itself, directly or indirectly.
     * Calling a `nonReentrant` function from another `nonReentrant`
     * function is not supported. It is possible to prevent this from happening
     * by making the `nonReentrant` function external, and make it call a
     * `private` function that does the actual work.
     */
    modifier nonReentrant() {
        // On the first call to nonReentrant, _notEntered will be true
        require(_status != _ENTERED, "ReentrancyGuard: reentrant call");

        // Any calls to nonReentrant after this point will fail
        _status = _ENTERED;

        _;

        // By storing the original value once again, a refund is triggered (see
        // https://eips.ethereum.org/EIPS/eip-2200)
        _status = _NOT_ENTERED;
    }
}

File 7 of 17 : Context.sol
// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

/*
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with GSN meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address payable) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes memory) {
        this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
        return msg.data;
    }
}

File 8 of 17 : Address.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize, which returns 0 for contracts in
        // construction, since the code is only stored at the end of the
        // constructor execution.

        uint256 size;
        // solhint-disable-next-line no-inline-assembly
        assembly { size := extcodesize(account) }
        return size > 0;
    }

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        // solhint-disable-next-line avoid-low-level-calls, avoid-call-value
        (bool success, ) = recipient.call{ value: amount }("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain`call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
      return functionCall(target, data, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        require(isContract(target), "Address: call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.call{ value: value }(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data, string memory errorMessage) internal view returns (bytes memory) {
        require(isContract(target), "Address: static call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.staticcall(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
        require(isContract(target), "Address: delegate call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private pure returns(bytes memory) {
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly

                // solhint-disable-next-line no-inline-assembly
                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

File 9 of 17 : IERC721.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

import "../../introspection/IERC165.sol";

/**
 * @dev Required interface of an ERC721 compliant contract.
 */
interface IERC721 is IERC165 {
    /**
     * @dev Emitted when `tokenId` token is transferred from `from` to `to`.
     */
    event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);

    /**
     * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token.
     */
    event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);

    /**
     * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets.
     */
    event ApprovalForAll(address indexed owner, address indexed operator, bool approved);

    /**
     * @dev Returns the number of tokens in ``owner``'s account.
     */
    function balanceOf(address owner) external view returns (uint256 balance);

    /**
     * @dev Returns the owner of the `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function ownerOf(uint256 tokenId) external view returns (address owner);

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
     * are aware of the ERC721 protocol to prevent tokens from being forever locked.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be have been allowed to move this token by either {approve} or {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(address from, address to, uint256 tokenId) external;

    /**
     * @dev Transfers `tokenId` token from `from` to `to`.
     *
     * WARNING: Usage of this method is discouraged, use {safeTransferFrom} whenever possible.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(address from, address to, uint256 tokenId) external;

    /**
     * @dev Gives permission to `to` to transfer `tokenId` token to another account.
     * The approval is cleared when the token is transferred.
     *
     * Only a single account can be approved at a time, so approving the zero address clears previous approvals.
     *
     * Requirements:
     *
     * - The caller must own the token or be an approved operator.
     * - `tokenId` must exist.
     *
     * Emits an {Approval} event.
     */
    function approve(address to, uint256 tokenId) external;

    /**
     * @dev Returns the account approved for `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function getApproved(uint256 tokenId) external view returns (address operator);

    /**
     * @dev Approve or remove `operator` as an operator for the caller.
     * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller.
     *
     * Requirements:
     *
     * - The `operator` cannot be the caller.
     *
     * Emits an {ApprovalForAll} event.
     */
    function setApprovalForAll(address operator, bool _approved) external;

    /**
     * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`.
     *
     * See {setApprovalForAll}
     */
    function isApprovedForAll(address owner, address operator) external view returns (bool);

    /**
      * @dev Safely transfers `tokenId` token from `from` to `to`.
      *
      * Requirements:
      *
      * - `from` cannot be the zero address.
      * - `to` cannot be the zero address.
      * - `tokenId` token must exist and be owned by `from`.
      * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
      * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
      *
      * Emits a {Transfer} event.
      */
    function safeTransferFrom(address from, address to, uint256 tokenId, bytes calldata data) external;
}

File 10 of 17 : IERC721Metadata.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

import "./IERC721.sol";

/**
 * @title ERC-721 Non-Fungible Token Standard, optional metadata extension
 * @dev See https://eips.ethereum.org/EIPS/eip-721
 */
interface IERC721Metadata is IERC721 {

    /**
     * @dev Returns the token collection name.
     */
    function name() external view returns (string memory);

    /**
     * @dev Returns the token collection symbol.
     */
    function symbol() external view returns (string memory);

    /**
     * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token.
     */
    function tokenURI(uint256 tokenId) external view returns (string memory);
}

File 11 of 17 : IERC721Enumerable.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

import "./IERC721.sol";

/**
 * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension
 * @dev See https://eips.ethereum.org/EIPS/eip-721
 */
interface IERC721Enumerable is IERC721 {

    /**
     * @dev Returns the total amount of tokens stored by the contract.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns a token ID owned by `owner` at a given `index` of its token list.
     * Use along with {balanceOf} to enumerate all of ``owner``'s tokens.
     */
    function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256 tokenId);

    /**
     * @dev Returns a token ID at a given `index` of all the tokens stored by the contract.
     * Use along with {totalSupply} to enumerate all tokens.
     */
    function tokenByIndex(uint256 index) external view returns (uint256);
}

File 12 of 17 : IERC721Receiver.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

/**
 * @title ERC721 token receiver interface
 * @dev Interface for any contract that wants to support safeTransfers
 * from ERC721 asset contracts.
 */
interface IERC721Receiver {
    /**
     * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom}
     * by `operator` from `from`, this function is called.
     *
     * It must return its Solidity selector to confirm the token transfer.
     * If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted.
     *
     * The selector can be obtained in Solidity with `IERC721.onERC721Received.selector`.
     */
    function onERC721Received(address operator, address from, uint256 tokenId, bytes calldata data) external returns (bytes4);
}

File 13 of 17 : ERC165.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

import "./IERC165.sol";

/**
 * @dev Implementation of the {IERC165} interface.
 *
 * Contracts may inherit from this and call {_registerInterface} to declare
 * their support of an interface.
 */
abstract contract ERC165 is IERC165 {
    /*
     * bytes4(keccak256('supportsInterface(bytes4)')) == 0x01ffc9a7
     */
    bytes4 private constant _INTERFACE_ID_ERC165 = 0x01ffc9a7;

    /**
     * @dev Mapping of interface ids to whether or not it's supported.
     */
    mapping(bytes4 => bool) private _supportedInterfaces;

    constructor () {
        // Derived contracts need only register support for their own interfaces,
        // we register support for ERC165 itself here
        _registerInterface(_INTERFACE_ID_ERC165);
    }

    /**
     * @dev See {IERC165-supportsInterface}.
     *
     * Time complexity O(1), guaranteed to always use less than 30 000 gas.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
        return _supportedInterfaces[interfaceId];
    }

    /**
     * @dev Registers the contract as an implementer of the interface defined by
     * `interfaceId`. Support of the actual ERC165 interface is automatic and
     * registering its interface id is not required.
     *
     * See {IERC165-supportsInterface}.
     *
     * Requirements:
     *
     * - `interfaceId` cannot be the ERC165 invalid interface (`0xffffffff`).
     */
    function _registerInterface(bytes4 interfaceId) internal virtual {
        require(interfaceId != 0xffffffff, "ERC165: invalid interface id");
        _supportedInterfaces[interfaceId] = true;
    }
}

File 14 of 17 : EnumerableSet.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

/**
 * @dev Library for managing
 * https://en.wikipedia.org/wiki/Set_(abstract_data_type)[sets] of primitive
 * types.
 *
 * Sets have the following properties:
 *
 * - Elements are added, removed, and checked for existence in constant time
 * (O(1)).
 * - Elements are enumerated in O(n). No guarantees are made on the ordering.
 *
 * ```
 * contract Example {
 *     // Add the library methods
 *     using EnumerableSet for EnumerableSet.AddressSet;
 *
 *     // Declare a set state variable
 *     EnumerableSet.AddressSet private mySet;
 * }
 * ```
 *
 * As of v3.3.0, sets of type `bytes32` (`Bytes32Set`), `address` (`AddressSet`)
 * and `uint256` (`UintSet`) are supported.
 */
library EnumerableSet {
    // To implement this library for multiple types with as little code
    // repetition as possible, we write it in terms of a generic Set type with
    // bytes32 values.
    // The Set implementation uses private functions, and user-facing
    // implementations (such as AddressSet) are just wrappers around the
    // underlying Set.
    // This means that we can only create new EnumerableSets for types that fit
    // in bytes32.

    struct Set {
        // Storage of set values
        bytes32[] _values;

        // Position of the value in the `values` array, plus 1 because index 0
        // means a value is not in the set.
        mapping (bytes32 => uint256) _indexes;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function _add(Set storage set, bytes32 value) private returns (bool) {
        if (!_contains(set, value)) {
            set._values.push(value);
            // The value is stored at length-1, but we add 1 to all indexes
            // and use 0 as a sentinel value
            set._indexes[value] = set._values.length;
            return true;
        } else {
            return false;
        }
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function _remove(Set storage set, bytes32 value) private returns (bool) {
        // We read and store the value's index to prevent multiple reads from the same storage slot
        uint256 valueIndex = set._indexes[value];

        if (valueIndex != 0) { // Equivalent to contains(set, value)
            // To delete an element from the _values array in O(1), we swap the element to delete with the last one in
            // the array, and then remove the last element (sometimes called as 'swap and pop').
            // This modifies the order of the array, as noted in {at}.

            uint256 toDeleteIndex = valueIndex - 1;
            uint256 lastIndex = set._values.length - 1;

            // When the value to delete is the last one, the swap operation is unnecessary. However, since this occurs
            // so rarely, we still do the swap anyway to avoid the gas cost of adding an 'if' statement.

            bytes32 lastvalue = set._values[lastIndex];

            // Move the last value to the index where the value to delete is
            set._values[toDeleteIndex] = lastvalue;
            // Update the index for the moved value
            set._indexes[lastvalue] = toDeleteIndex + 1; // All indexes are 1-based

            // Delete the slot where the moved value was stored
            set._values.pop();

            // Delete the index for the deleted slot
            delete set._indexes[value];

            return true;
        } else {
            return false;
        }
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function _contains(Set storage set, bytes32 value) private view returns (bool) {
        return set._indexes[value] != 0;
    }

    /**
     * @dev Returns the number of values on the set. O(1).
     */
    function _length(Set storage set) private view returns (uint256) {
        return set._values.length;
    }

   /**
    * @dev Returns the value stored at position `index` in the set. O(1).
    *
    * Note that there are no guarantees on the ordering of values inside the
    * array, and it may change when more values are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function _at(Set storage set, uint256 index) private view returns (bytes32) {
        require(set._values.length > index, "EnumerableSet: index out of bounds");
        return set._values[index];
    }

    // Bytes32Set

    struct Bytes32Set {
        Set _inner;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function add(Bytes32Set storage set, bytes32 value) internal returns (bool) {
        return _add(set._inner, value);
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function remove(Bytes32Set storage set, bytes32 value) internal returns (bool) {
        return _remove(set._inner, value);
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function contains(Bytes32Set storage set, bytes32 value) internal view returns (bool) {
        return _contains(set._inner, value);
    }

    /**
     * @dev Returns the number of values in the set. O(1).
     */
    function length(Bytes32Set storage set) internal view returns (uint256) {
        return _length(set._inner);
    }

   /**
    * @dev Returns the value stored at position `index` in the set. O(1).
    *
    * Note that there are no guarantees on the ordering of values inside the
    * array, and it may change when more values are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function at(Bytes32Set storage set, uint256 index) internal view returns (bytes32) {
        return _at(set._inner, index);
    }

    // AddressSet

    struct AddressSet {
        Set _inner;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function add(AddressSet storage set, address value) internal returns (bool) {
        return _add(set._inner, bytes32(uint256(uint160(value))));
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function remove(AddressSet storage set, address value) internal returns (bool) {
        return _remove(set._inner, bytes32(uint256(uint160(value))));
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function contains(AddressSet storage set, address value) internal view returns (bool) {
        return _contains(set._inner, bytes32(uint256(uint160(value))));
    }

    /**
     * @dev Returns the number of values in the set. O(1).
     */
    function length(AddressSet storage set) internal view returns (uint256) {
        return _length(set._inner);
    }

   /**
    * @dev Returns the value stored at position `index` in the set. O(1).
    *
    * Note that there are no guarantees on the ordering of values inside the
    * array, and it may change when more values are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function at(AddressSet storage set, uint256 index) internal view returns (address) {
        return address(uint160(uint256(_at(set._inner, index))));
    }


    // UintSet

    struct UintSet {
        Set _inner;
    }

    /**
     * @dev Add a value to a set. O(1).
     *
     * Returns true if the value was added to the set, that is if it was not
     * already present.
     */
    function add(UintSet storage set, uint256 value) internal returns (bool) {
        return _add(set._inner, bytes32(value));
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the value was removed from the set, that is if it was
     * present.
     */
    function remove(UintSet storage set, uint256 value) internal returns (bool) {
        return _remove(set._inner, bytes32(value));
    }

    /**
     * @dev Returns true if the value is in the set. O(1).
     */
    function contains(UintSet storage set, uint256 value) internal view returns (bool) {
        return _contains(set._inner, bytes32(value));
    }

    /**
     * @dev Returns the number of values on the set. O(1).
     */
    function length(UintSet storage set) internal view returns (uint256) {
        return _length(set._inner);
    }

   /**
    * @dev Returns the value stored at position `index` in the set. O(1).
    *
    * Note that there are no guarantees on the ordering of values inside the
    * array, and it may change when more values are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function at(UintSet storage set, uint256 index) internal view returns (uint256) {
        return uint256(_at(set._inner, index));
    }
}

File 15 of 17 : EnumerableMap.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

/**
 * @dev Library for managing an enumerable variant of Solidity's
 * https://solidity.readthedocs.io/en/latest/types.html#mapping-types[`mapping`]
 * type.
 *
 * Maps have the following properties:
 *
 * - Entries are added, removed, and checked for existence in constant time
 * (O(1)).
 * - Entries are enumerated in O(n). No guarantees are made on the ordering.
 *
 * ```
 * contract Example {
 *     // Add the library methods
 *     using EnumerableMap for EnumerableMap.UintToAddressMap;
 *
 *     // Declare a set state variable
 *     EnumerableMap.UintToAddressMap private myMap;
 * }
 * ```
 *
 * As of v3.0.0, only maps of type `uint256 -> address` (`UintToAddressMap`) are
 * supported.
 */
library EnumerableMap {
    // To implement this library for multiple types with as little code
    // repetition as possible, we write it in terms of a generic Map type with
    // bytes32 keys and values.
    // The Map implementation uses private functions, and user-facing
    // implementations (such as Uint256ToAddressMap) are just wrappers around
    // the underlying Map.
    // This means that we can only create new EnumerableMaps for types that fit
    // in bytes32.

    struct MapEntry {
        bytes32 _key;
        bytes32 _value;
    }

    struct Map {
        // Storage of map keys and values
        MapEntry[] _entries;

        // Position of the entry defined by a key in the `entries` array, plus 1
        // because index 0 means a key is not in the map.
        mapping (bytes32 => uint256) _indexes;
    }

    /**
     * @dev Adds a key-value pair to a map, or updates the value for an existing
     * key. O(1).
     *
     * Returns true if the key was added to the map, that is if it was not
     * already present.
     */
    function _set(Map storage map, bytes32 key, bytes32 value) private returns (bool) {
        // We read and store the key's index to prevent multiple reads from the same storage slot
        uint256 keyIndex = map._indexes[key];

        if (keyIndex == 0) { // Equivalent to !contains(map, key)
            map._entries.push(MapEntry({ _key: key, _value: value }));
            // The entry is stored at length-1, but we add 1 to all indexes
            // and use 0 as a sentinel value
            map._indexes[key] = map._entries.length;
            return true;
        } else {
            map._entries[keyIndex - 1]._value = value;
            return false;
        }
    }

    /**
     * @dev Removes a key-value pair from a map. O(1).
     *
     * Returns true if the key was removed from the map, that is if it was present.
     */
    function _remove(Map storage map, bytes32 key) private returns (bool) {
        // We read and store the key's index to prevent multiple reads from the same storage slot
        uint256 keyIndex = map._indexes[key];

        if (keyIndex != 0) { // Equivalent to contains(map, key)
            // To delete a key-value pair from the _entries array in O(1), we swap the entry to delete with the last one
            // in the array, and then remove the last entry (sometimes called as 'swap and pop').
            // This modifies the order of the array, as noted in {at}.

            uint256 toDeleteIndex = keyIndex - 1;
            uint256 lastIndex = map._entries.length - 1;

            // When the entry to delete is the last one, the swap operation is unnecessary. However, since this occurs
            // so rarely, we still do the swap anyway to avoid the gas cost of adding an 'if' statement.

            MapEntry storage lastEntry = map._entries[lastIndex];

            // Move the last entry to the index where the entry to delete is
            map._entries[toDeleteIndex] = lastEntry;
            // Update the index for the moved entry
            map._indexes[lastEntry._key] = toDeleteIndex + 1; // All indexes are 1-based

            // Delete the slot where the moved entry was stored
            map._entries.pop();

            // Delete the index for the deleted slot
            delete map._indexes[key];

            return true;
        } else {
            return false;
        }
    }

    /**
     * @dev Returns true if the key is in the map. O(1).
     */
    function _contains(Map storage map, bytes32 key) private view returns (bool) {
        return map._indexes[key] != 0;
    }

    /**
     * @dev Returns the number of key-value pairs in the map. O(1).
     */
    function _length(Map storage map) private view returns (uint256) {
        return map._entries.length;
    }

   /**
    * @dev Returns the key-value pair stored at position `index` in the map. O(1).
    *
    * Note that there are no guarantees on the ordering of entries inside the
    * array, and it may change when more entries are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function _at(Map storage map, uint256 index) private view returns (bytes32, bytes32) {
        require(map._entries.length > index, "EnumerableMap: index out of bounds");

        MapEntry storage entry = map._entries[index];
        return (entry._key, entry._value);
    }

    /**
     * @dev Tries to returns the value associated with `key`.  O(1).
     * Does not revert if `key` is not in the map.
     */
    function _tryGet(Map storage map, bytes32 key) private view returns (bool, bytes32) {
        uint256 keyIndex = map._indexes[key];
        if (keyIndex == 0) return (false, 0); // Equivalent to contains(map, key)
        return (true, map._entries[keyIndex - 1]._value); // All indexes are 1-based
    }

    /**
     * @dev Returns the value associated with `key`.  O(1).
     *
     * Requirements:
     *
     * - `key` must be in the map.
     */
    function _get(Map storage map, bytes32 key) private view returns (bytes32) {
        uint256 keyIndex = map._indexes[key];
        require(keyIndex != 0, "EnumerableMap: nonexistent key"); // Equivalent to contains(map, key)
        return map._entries[keyIndex - 1]._value; // All indexes are 1-based
    }

    /**
     * @dev Same as {_get}, with a custom error message when `key` is not in the map.
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {_tryGet}.
     */
    function _get(Map storage map, bytes32 key, string memory errorMessage) private view returns (bytes32) {
        uint256 keyIndex = map._indexes[key];
        require(keyIndex != 0, errorMessage); // Equivalent to contains(map, key)
        return map._entries[keyIndex - 1]._value; // All indexes are 1-based
    }

    // UintToAddressMap

    struct UintToAddressMap {
        Map _inner;
    }

    /**
     * @dev Adds a key-value pair to a map, or updates the value for an existing
     * key. O(1).
     *
     * Returns true if the key was added to the map, that is if it was not
     * already present.
     */
    function set(UintToAddressMap storage map, uint256 key, address value) internal returns (bool) {
        return _set(map._inner, bytes32(key), bytes32(uint256(uint160(value))));
    }

    /**
     * @dev Removes a value from a set. O(1).
     *
     * Returns true if the key was removed from the map, that is if it was present.
     */
    function remove(UintToAddressMap storage map, uint256 key) internal returns (bool) {
        return _remove(map._inner, bytes32(key));
    }

    /**
     * @dev Returns true if the key is in the map. O(1).
     */
    function contains(UintToAddressMap storage map, uint256 key) internal view returns (bool) {
        return _contains(map._inner, bytes32(key));
    }

    /**
     * @dev Returns the number of elements in the map. O(1).
     */
    function length(UintToAddressMap storage map) internal view returns (uint256) {
        return _length(map._inner);
    }

   /**
    * @dev Returns the element stored at position `index` in the set. O(1).
    * Note that there are no guarantees on the ordering of values inside the
    * array, and it may change when more values are added or removed.
    *
    * Requirements:
    *
    * - `index` must be strictly less than {length}.
    */
    function at(UintToAddressMap storage map, uint256 index) internal view returns (uint256, address) {
        (bytes32 key, bytes32 value) = _at(map._inner, index);
        return (uint256(key), address(uint160(uint256(value))));
    }

    /**
     * @dev Tries to returns the value associated with `key`.  O(1).
     * Does not revert if `key` is not in the map.
     *
     * _Available since v3.4._
     */
    function tryGet(UintToAddressMap storage map, uint256 key) internal view returns (bool, address) {
        (bool success, bytes32 value) = _tryGet(map._inner, bytes32(key));
        return (success, address(uint160(uint256(value))));
    }

    /**
     * @dev Returns the value associated with `key`.  O(1).
     *
     * Requirements:
     *
     * - `key` must be in the map.
     */
    function get(UintToAddressMap storage map, uint256 key) internal view returns (address) {
        return address(uint160(uint256(_get(map._inner, bytes32(key)))));
    }

    /**
     * @dev Same as {get}, with a custom error message when `key` is not in the map.
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {tryGet}.
     */
    function get(UintToAddressMap storage map, uint256 key, string memory errorMessage) internal view returns (address) {
        return address(uint160(uint256(_get(map._inner, bytes32(key), errorMessage))));
    }
}

File 16 of 17 : Strings.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

/**
 * @dev String operations.
 */
library Strings {
    /**
     * @dev Converts a `uint256` to its ASCII `string` representation.
     */
    function toString(uint256 value) internal pure returns (string memory) {
        // Inspired by OraclizeAPI's implementation - MIT licence
        // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol

        if (value == 0) {
            return "0";
        }
        uint256 temp = value;
        uint256 digits;
        while (temp != 0) {
            digits++;
            temp /= 10;
        }
        bytes memory buffer = new bytes(digits);
        uint256 index = digits - 1;
        temp = value;
        while (temp != 0) {
            buffer[index--] = bytes1(uint8(48 + temp % 10));
            temp /= 10;
        }
        return string(buffer);
    }
}

File 17 of 17 : IERC165.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.7.0;

/**
 * @dev Interface of the ERC165 standard, as defined in the
 * https://eips.ethereum.org/EIPS/eip-165[EIP].
 *
 * Implementers can declare support of contract interfaces, which can then be
 * queried by others ({ERC165Checker}).
 *
 * For an implementation, see {ERC165}.
 */
interface IERC165 {
    /**
     * @dev Returns true if this contract implements the interface defined by
     * `interfaceId`. See the corresponding
     * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]
     * to learn more about how these ids are created.
     *
     * This function call must use less than 30 000 gas.
     */
    function supportsInterface(bytes4 interfaceId) external view returns (bool);
}

Settings
{
  "optimizer": {
    "enabled": true,
    "runs": 500
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "abi"
      ]
    }
  },
  "libraries": {}
}

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"string","name":"name","type":"string"},{"internalType":"string","name":"symbol","type":"string"},{"internalType":"uint256","name":"saleStart","type":"uint256"},{"internalType":"address[]","name":"treasuryWallets","type":"address[]"},{"internalType":"uint256[]","name":"treasuryShares","type":"uint256[]"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"},{"indexed":false,"internalType":"uint256","name":"shares","type":"uint256"}],"name":"PayeeAdded","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"from","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"PaymentReceived","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"to","type":"address"},{"indexed":false,"internalType":"uint256","name":"amount","type":"uint256"}],"name":"PaymentReleased","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[],"name":"BOHOBONE_PROVENANCE","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"MAX_BOHOBONES","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"REVEAL_TIMESTAMP","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"presaleAddress","type":"address"},{"internalType":"uint256","name":"numPresaleBohoBones","type":"uint256"}],"name":"addPresaleAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address[]","name":"newPresaleAddresses","type":"address[]"},{"internalType":"uint256","name":"voucherAmount","type":"uint256"}],"name":"addPresaleAddresses","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"baseURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"bohoBonePrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"emergencySetStartingIndexBlock","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxBohoBonePurchase","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"numberOfTokens","type":"uint256"}],"name":"mintBohoBone","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"numReservationsLeft","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"index","type":"uint256"}],"name":"payee","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"presaleVouchers","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address payable","name":"account","type":"address"}],"name":"release","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"released","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"addressToDelete","type":"address"}],"name":"removePresaleAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"numBohoBones","type":"uint256"}],"name":"reserveBohoBones","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"saleStatus","outputs":[{"internalType":"enum BohoBones.SaleState","name":"","type":"uint8"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"baseURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"newPrice","type":"uint256"}],"name":"setBohoBonePrice","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"newMaxBohoBonePurchase","type":"uint256"}],"name":"setMaxBohoBonePurchase","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"provenanceHash","type":"string"}],"name":"setProvenanceHash","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"revealTimeStamp","type":"uint256"}],"name":"setRevealTimestamp","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"saleStateIndex","type":"uint256"}],"name":"setSaleState","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"setStartingIndex","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"account","type":"address"}],"name":"shares","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"startingIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"startingIndexBlock","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenOfOwnerByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalReleased","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalShares","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdrawAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"stateMutability":"payable","type":"receive"}]

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

Deployed Bytecode

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

Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

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

-----Decoded View---------------
Arg [0] : name (string): Boho Bones
Arg [1] : symbol (string): BOHOBONES
Arg [2] : saleStart (uint256): 1630890000
Arg [3] : treasuryWallets (address[]): 0x00fF34F4fd27CEce07467A51F4B801F4099c9C72,0x4b671F95757F411DfD1E3EfCFDA7523301BB56Ca,0xd45858221bc7170BA813495f8C777c006189F910,0x728a2bA0C96F5867A5Ed0a65E846Ec33A8c34713,0xE9cF68cdDB318e142fA40D60C4458425F78Ab18E,0x541B1E1e3E3beDd44d45AE1dC69F81459a531DAd,0x5E4FC3783C94AA4f6f0dc521811A890D247482C6,0xa412d022893f6cC9f5e288C06FF859Fe3ee93aB9
Arg [4] : treasuryShares (uint256[]): 245,195,125,120,100,95,95,25

-----Encoded View---------------
27 Constructor Arguments found :
Arg [0] : 00000000000000000000000000000000000000000000000000000000000000a0
Arg [1] : 00000000000000000000000000000000000000000000000000000000000000e0
Arg [2] : 0000000000000000000000000000000000000000000000000000000061356810
Arg [3] : 0000000000000000000000000000000000000000000000000000000000000120
Arg [4] : 0000000000000000000000000000000000000000000000000000000000000240
Arg [5] : 000000000000000000000000000000000000000000000000000000000000000a
Arg [6] : 426f686f20426f6e657300000000000000000000000000000000000000000000
Arg [7] : 0000000000000000000000000000000000000000000000000000000000000009
Arg [8] : 424f484f424f4e45530000000000000000000000000000000000000000000000
Arg [9] : 0000000000000000000000000000000000000000000000000000000000000008
Arg [10] : 00000000000000000000000000ff34f4fd27cece07467a51f4b801f4099c9c72
Arg [11] : 0000000000000000000000004b671f95757f411dfd1e3efcfda7523301bb56ca
Arg [12] : 000000000000000000000000d45858221bc7170ba813495f8c777c006189f910
Arg [13] : 000000000000000000000000728a2ba0c96f5867a5ed0a65e846ec33a8c34713
Arg [14] : 000000000000000000000000e9cf68cddb318e142fa40d60c4458425f78ab18e
Arg [15] : 000000000000000000000000541b1e1e3e3bedd44d45ae1dc69f81459a531dad
Arg [16] : 0000000000000000000000005e4fc3783c94aa4f6f0dc521811a890d247482c6
Arg [17] : 000000000000000000000000a412d022893f6cc9f5e288c06ff859fe3ee93ab9
Arg [18] : 0000000000000000000000000000000000000000000000000000000000000008
Arg [19] : 00000000000000000000000000000000000000000000000000000000000000f5
Arg [20] : 00000000000000000000000000000000000000000000000000000000000000c3
Arg [21] : 000000000000000000000000000000000000000000000000000000000000007d
Arg [22] : 0000000000000000000000000000000000000000000000000000000000000078
Arg [23] : 0000000000000000000000000000000000000000000000000000000000000064
Arg [24] : 000000000000000000000000000000000000000000000000000000000000005f
Arg [25] : 000000000000000000000000000000000000000000000000000000000000005f
Arg [26] : 0000000000000000000000000000000000000000000000000000000000000019


Block Transaction Difficulty Gas Used Reward
View All Blocks Produced

Block Uncle Number Difficulty Gas Used Reward
View All Uncles
Loading...
Loading
Loading...
Loading

Validator Index Block Amount
View All Withdrawals

Transaction Hash Block Value Eth2 PubKey Valid
View All Deposits
Loading...
Loading
[ Download: CSV Export  ]
[ Download: CSV Export  ]

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.