ETH Price: $3,462.14 (+1.80%)

Contract

0x0D5793a0d4A48E23A29bbd494b038c9A9D8C8fdE
 

Overview

ETH Balance

0 ETH

Eth Value

$0.00

Multichain Info

No addresses found
Transaction Hash
Method
Block
From
To
Transfer106512482020-08-13 11:07:331595 days ago1597316853IN
0x0D5793a0...A9D8C8fdE
0.0495631 ETH0.0123498360
Transfer106512482020-08-13 11:07:331595 days ago1597316853IN
0x0D5793a0...A9D8C8fdE
0.04969678 ETH0.0123498360
Transfer106512412020-08-13 11:05:021595 days ago1597316702IN
0x0D5793a0...A9D8C8fdE
0.04961975 ETH0.01269285370
Transfer106512382020-08-13 11:04:041595 days ago1597316644IN
0x0D5793a0...A9D8C8fdE
0.04987435 ETH0.01269285370
Transfer106512312020-08-13 11:03:051595 days ago1597316585IN
0x0D5793a0...A9D8C8fdE
0.05006486 ETH0.01269285370
Transfer106512212020-08-13 11:01:571595 days ago1597316517IN
0x0D5793a0...A9D8C8fdE
0.05027341 ETH0.01269285370
Transfer106510572020-08-13 10:20:091595 days ago1597314009IN
0x0D5793a0...A9D8C8fdE
0.05061602 ETH0.01269285370
Transfer106510532020-08-13 10:19:001595 days ago1597313940IN
0x0D5793a0...A9D8C8fdE
0.05060288 ETH0.01269285370
Transfer106510512020-08-13 10:18:191595 days ago1597313899IN
0x0D5793a0...A9D8C8fdE
0.0505923 ETH0.01269285370
Transfer106510492020-08-13 10:16:571595 days ago1597313817IN
0x0D5793a0...A9D8C8fdE
0.0506317 ETH0.01269285370
Transfer106510452020-08-13 10:16:071595 days ago1597313767IN
0x0D5793a0...A9D8C8fdE
0.05068285 ETH0.01269285370
Transfer106510412020-08-13 10:14:521595 days ago1597313692IN
0x0D5793a0...A9D8C8fdE
0.05068952 ETH0.01269285370
Transfer106510392020-08-13 10:14:051595 days ago1597313645IN
0x0D5793a0...A9D8C8fdE
0.05068285 ETH0.01269285370
Transfer106510302020-08-13 10:13:021595 days ago1597313582IN
0x0D5793a0...A9D8C8fdE
0.05072244 ETH0.01269285370
Transfer106250102020-08-09 9:51:581599 days ago1596966718IN
0x0D5793a0...A9D8C8fdE
0.11303163 ETH0.002744480
Transfer105930592020-08-04 11:45:391604 days ago1596541539IN
0x0D5793a0...A9D8C8fdE
0.03522317 ETH0.0024013570
Transfer105930552020-08-04 11:43:531604 days ago1596541433IN
0x0D5793a0...A9D8C8fdE
0.04995922 ETH0.0024013570
Transfer105930492020-08-04 11:43:031604 days ago1596541383IN
0x0D5793a0...A9D8C8fdE
0.05007643 ETH0.0024013570
Transfer105930432020-08-04 11:41:381604 days ago1596541298IN
0x0D5793a0...A9D8C8fdE
0.05007898 ETH0.0024013570
Transfer105930372020-08-04 11:40:581604 days ago1596541258IN
0x0D5793a0...A9D8C8fdE
0.0500827 ETH0.0024013570
Transfer105930342020-08-04 11:40:041604 days ago1596541204IN
0x0D5793a0...A9D8C8fdE
0.0500776 ETH0.0024013570
Transfer105930302020-08-04 11:39:041604 days ago1596541144IN
0x0D5793a0...A9D8C8fdE
0.05003919 ETH0.0024013570
Transfer105930262020-08-04 11:38:021604 days ago1596541082IN
0x0D5793a0...A9D8C8fdE
0.04999176 ETH0.0024013570
Transfer105928622020-08-04 11:02:001604 days ago1596538920IN
0x0D5793a0...A9D8C8fdE
0.02899855 ETH0.0024013570
Transfer105928372020-08-04 10:56:231604 days ago1596538583IN
0x0D5793a0...A9D8C8fdE
0.04988846 ETH0.0024013570
View all transactions

Latest 25 internal transactions (View All)

Advanced mode:
Parent Transaction Hash Block
From
To
106512482020-08-13 11:07:331595 days ago1597316853
0x0D5793a0...A9D8C8fdE
0.0495631 ETH
106512482020-08-13 11:07:331595 days ago1597316853
0x0D5793a0...A9D8C8fdE
0.04969678 ETH
106512412020-08-13 11:05:021595 days ago1597316702
0x0D5793a0...A9D8C8fdE
0.04961975 ETH
106512382020-08-13 11:04:041595 days ago1597316644
0x0D5793a0...A9D8C8fdE
0.04987435 ETH
106512312020-08-13 11:03:051595 days ago1597316585
0x0D5793a0...A9D8C8fdE
0.05006486 ETH
106512212020-08-13 11:01:571595 days ago1597316517
0x0D5793a0...A9D8C8fdE
0.05027341 ETH
106510572020-08-13 10:20:091595 days ago1597314009
0x0D5793a0...A9D8C8fdE
0.05061602 ETH
106510532020-08-13 10:19:001595 days ago1597313940
0x0D5793a0...A9D8C8fdE
0.05060288 ETH
106510512020-08-13 10:18:191595 days ago1597313899
0x0D5793a0...A9D8C8fdE
0.0505923 ETH
106510492020-08-13 10:16:571595 days ago1597313817
0x0D5793a0...A9D8C8fdE
0.0506317 ETH
106510452020-08-13 10:16:071595 days ago1597313767
0x0D5793a0...A9D8C8fdE
0.05068285 ETH
106510412020-08-13 10:14:521595 days ago1597313692
0x0D5793a0...A9D8C8fdE
0.05068952 ETH
106510392020-08-13 10:14:051595 days ago1597313645
0x0D5793a0...A9D8C8fdE
0.05068285 ETH
106510302020-08-13 10:13:021595 days ago1597313582
0x0D5793a0...A9D8C8fdE
0.05072244 ETH
106250102020-08-09 9:51:581599 days ago1596966718
0x0D5793a0...A9D8C8fdE
0.11303163 ETH
105930592020-08-04 11:45:391604 days ago1596541539
0x0D5793a0...A9D8C8fdE
0.03522317 ETH
105930552020-08-04 11:43:531604 days ago1596541433
0x0D5793a0...A9D8C8fdE
0.04995922 ETH
105930492020-08-04 11:43:031604 days ago1596541383
0x0D5793a0...A9D8C8fdE
0.05007643 ETH
105930432020-08-04 11:41:381604 days ago1596541298
0x0D5793a0...A9D8C8fdE
0.05007898 ETH
105930372020-08-04 11:40:581604 days ago1596541258
0x0D5793a0...A9D8C8fdE
0.0500827 ETH
105930342020-08-04 11:40:041604 days ago1596541204
0x0D5793a0...A9D8C8fdE
0.0500776 ETH
105930302020-08-04 11:39:041604 days ago1596541144
0x0D5793a0...A9D8C8fdE
0.05003919 ETH
105930262020-08-04 11:38:021604 days ago1596541082
0x0D5793a0...A9D8C8fdE
0.04999176 ETH
105928622020-08-04 11:02:001604 days ago1596538920
0x0D5793a0...A9D8C8fdE
0.02899855 ETH
105928372020-08-04 10:56:231604 days ago1596538583
0x0D5793a0...A9D8C8fdE
0.04988846 ETH
View All Internal Transactions
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Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0xe236AeBE...08FE07D3f
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
Forwarder

Compiler Version
v0.4.16-nightly.2017.8.11+commit.c84de7fa

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion
/**
 *Submitted for verification at Etherscan.io on 2017-11-21
*/

pragma solidity ^0.4.14;

/**
 * Contract that exposes the needed erc20 token functions
 */

contract ERC20Interface {
  // Send _value amount of tokens to address _to
  function transfer(address _to, uint256 _value) returns (bool success);
  // Get the account balance of another account with address _owner
  function balanceOf(address _owner) constant returns (uint256 balance);
}

/**
 * Contract that will forward any incoming Ether to its creator
 */
contract Forwarder {
  // Address to which any funds sent to this contract will be forwarded
  address public parentAddress;
  event ForwarderDeposited(address from, uint value, bytes data);

  event TokensFlushed(
    address tokenContractAddress, // The contract address of the token
    uint value // Amount of token sent
  );

  /**
   * Create the contract, and set the destination address to that of the creator
   */
  function Forwarder() {
    parentAddress = msg.sender;
  }

  /**
   * Modifier that will execute internal code block only if the sender is a parent of the forwarder contract
   */
  modifier onlyParent {
    if (msg.sender != parentAddress) {
      throw;
    }
    _;
  }

  /**
   * Default function; Gets called when Ether is deposited, and forwards it to the destination address
   */
  function() payable {
    if (!parentAddress.call.value(msg.value)(msg.data))
      throw;
    // Fire off the deposited event if we can forward it  
    ForwarderDeposited(msg.sender, msg.value, msg.data);
  }

  /**
   * Execute a token transfer of the full balance from the forwarder token to the main wallet contract
   * @param tokenContractAddress the address of the erc20 token contract
   */
  function flushTokens(address tokenContractAddress) onlyParent {
    ERC20Interface instance = ERC20Interface(tokenContractAddress);
    var forwarderAddress = address(this);
    var forwarderBalance = instance.balanceOf(forwarderAddress);
    if (forwarderBalance == 0) {
      return;
    }
    if (!instance.transfer(parentAddress, forwarderBalance)) {
      throw;
    }
    TokensFlushed(tokenContractAddress, forwarderBalance);
  }

  /**
   * It is possible that funds were sent to this address before the contract was deployed.
   * We can flush those funds to the destination address.
   */
  function flush() {
    if (!parentAddress.call.value(this.balance)())
      throw;
  }
}

/**
 * Basic multi-signer wallet designed for use in a co-signing environment where 2 signatures are required to move funds.
 * Typically used in a 2-of-3 signing configuration. Uses ecrecover to allow for 2 signatures in a single transaction.
 */
contract WalletSimple {
  // Events
  event Deposited(address from, uint value, bytes data);
  event SafeModeActivated(address msgSender);
  event Transacted(
    address msgSender, // Address of the sender of the message initiating the transaction
    address otherSigner, // Address of the signer (second signature) used to initiate the transaction
    bytes32 operation, // Operation hash (sha3 of toAddress, value, data, expireTime, sequenceId)
    address toAddress, // The address the transaction was sent to
    uint value, // Amount of Wei sent to the address
    bytes data // Data sent when invoking the transaction
  );
  event TokenTransacted(
    address msgSender, // Address of the sender of the message initiating the transaction
    address otherSigner, // Address of the signer (second signature) used to initiate the transaction
    bytes32 operation, // Operation hash (sha3 of toAddress, value, tokenContractAddress, expireTime, sequenceId)
    address toAddress, // The address the transaction was sent to
    uint value, // Amount of token sent
    address tokenContractAddress // The contract address of the token
  );

  // Public fields
  address[] public signers; // The addresses that can co-sign transactions on the wallet
  bool public safeMode = false; // When active, wallet may only send to signer addresses

  // Internal fields
  uint constant SEQUENCE_ID_WINDOW_SIZE = 10;
  uint[10] recentSequenceIds;

  /**
   * Modifier that will execute internal code block only if the sender is an authorized signer on this wallet
   */
  modifier onlysigner {
    if (!isSigner(msg.sender)) {
      throw;
    }
    _;
  }

  /**
   * Set up a simple multi-sig wallet by specifying the signers allowed to be used on this wallet.
   * 2 signers will be required to send a transaction from this wallet.
   * Note: The sender is NOT automatically added to the list of signers.
   * Signers CANNOT be changed once they are set
   *
   * @param allowedSigners An array of signers on the wallet
   */
  function WalletSimple(address[] allowedSigners) {
    if (allowedSigners.length != 3) {
      // Invalid number of signers
      throw;
    }
    signers = allowedSigners;
  }

  /**
   * Gets called when a transaction is received without calling a method
   */
  function() payable {
    if (msg.value > 0) {
      // Fire deposited event if we are receiving funds
      Deposited(msg.sender, msg.value, msg.data);
    }
  }

  /**
   * Create a new contract (and also address) that forwards funds to this contract
   * returns address of newly created forwarder address
   */
  function createForwarder() onlysigner returns (address) {
    return new Forwarder();
  }

  /**
   * Execute a multi-signature transaction from this wallet using 2 signers: one from msg.sender and the other from ecrecover.
   * The signature is a signed form (using eth.sign) of tightly packed toAddress, value, data, expireTime and sequenceId
   * Sequence IDs are numbers starting from 1. They are used to prevent replay attacks and may not be repeated.
   *
   * @param toAddress the destination address to send an outgoing transaction
   * @param value the amount in Wei to be sent
   * @param data the data to send to the toAddress when invoking the transaction
   * @param expireTime the number of seconds since 1970 for which this transaction is valid
   * @param sequenceId the unique sequence id obtainable from getNextSequenceId
   * @param signature the result of eth.sign on the operationHash sha3(toAddress, value, data, expireTime, sequenceId)
   */
  function sendMultiSig(address toAddress, uint value, bytes data, uint expireTime, uint sequenceId, bytes signature) onlysigner {
    // Verify the other signer
    var operationHash = sha3("ETHER", toAddress, value, data, expireTime, sequenceId);
    
    var otherSigner = verifyMultiSig(toAddress, operationHash, signature, expireTime, sequenceId);

    // Success, send the transaction
    if (!(toAddress.call.value(value)(data))) {
      // Failed executing transaction
      throw;
    }
    Transacted(msg.sender, otherSigner, operationHash, toAddress, value, data);
  }
  
  /**
   * Execute a multi-signature token transfer from this wallet using 2 signers: one from msg.sender and the other from ecrecover.
   * The signature is a signed form (using eth.sign) of tightly packed toAddress, value, tokenContractAddress, expireTime and sequenceId
   * Sequence IDs are numbers starting from 1. They are used to prevent replay attacks and may not be repeated.
   *
   * @param toAddress the destination address to send an outgoing transaction
   * @param value the amount in tokens to be sent
   * @param tokenContractAddress the address of the erc20 token contract
   * @param expireTime the number of seconds since 1970 for which this transaction is valid
   * @param sequenceId the unique sequence id obtainable from getNextSequenceId
   * @param signature the result of eth.sign on the operationHash sha3(toAddress, value, tokenContractAddress, expireTime, sequenceId)
   */
  function sendMultiSigToken(address toAddress, uint value, address tokenContractAddress, uint expireTime, uint sequenceId, bytes signature) onlysigner {
    // Verify the other signer
    var operationHash = sha3("ERC20", toAddress, value, tokenContractAddress, expireTime, sequenceId);
    
    var otherSigner = verifyMultiSig(toAddress, operationHash, signature, expireTime, sequenceId);
    
    ERC20Interface instance = ERC20Interface(tokenContractAddress);
    if (!instance.transfer(toAddress, value)) {
        throw;
    }
    TokenTransacted(msg.sender, otherSigner, operationHash, toAddress, value, tokenContractAddress);
  }

  /**
   * Execute a token flush from one of the forwarder addresses. This transfer needs only a single signature and can be done by any signer
   *
   * @param forwarderAddress the address of the forwarder address to flush the tokens from
   * @param tokenContractAddress the address of the erc20 token contract
   */
  function flushForwarderTokens(address forwarderAddress, address tokenContractAddress) onlysigner {    
    Forwarder forwarder = Forwarder(forwarderAddress);
    forwarder.flushTokens(tokenContractAddress);
  }  
  
  /**
   * Do common multisig verification for both eth sends and erc20token transfers
   *
   * @param toAddress the destination address to send an outgoing transaction
   * @param operationHash the sha3 of the toAddress, value, data/tokenContractAddress and expireTime
   * @param signature the tightly packed signature of r, s, and v as an array of 65 bytes (returned by eth.sign)
   * @param expireTime the number of seconds since 1970 for which this transaction is valid
   * @param sequenceId the unique sequence id obtainable from getNextSequenceId
   * returns address of the address to send tokens or eth to
   */
  function verifyMultiSig(address toAddress, bytes32 operationHash, bytes signature, uint expireTime, uint sequenceId) private returns (address) {

    var otherSigner = recoverAddressFromSignature(operationHash, signature);

    // Verify if we are in safe mode. In safe mode, the wallet can only send to signers
    if (safeMode && !isSigner(toAddress)) {
      // We are in safe mode and the toAddress is not a signer. Disallow!
      throw;
    }
    // Verify that the transaction has not expired
    if (expireTime < block.timestamp) {
      // Transaction expired
      throw;
    }

    // Try to insert the sequence ID. Will throw if the sequence id was invalid
    tryInsertSequenceId(sequenceId);

    if (!isSigner(otherSigner)) {
      // Other signer not on this wallet or operation does not match arguments
      throw;
    }
    if (otherSigner == msg.sender) {
      // Cannot approve own transaction
      throw;
    }

    return otherSigner;
  }

  /**
   * Irrevocably puts contract into safe mode. When in this mode, transactions may only be sent to signing addresses.
   */
  function activateSafeMode() onlysigner {
    safeMode = true;
    SafeModeActivated(msg.sender);
  }

  /**
   * Determine if an address is a signer on this wallet
   * @param signer address to check
   * returns boolean indicating whether address is signer or not
   */
  function isSigner(address signer) returns (bool) {
    // Iterate through all signers on the wallet and
    for (uint i = 0; i < signers.length; i++) {
      if (signers[i] == signer) {
        return true;
      }
    }
    return false;
  }

  /**
   * Gets the second signer's address using ecrecover
   * @param operationHash the sha3 of the toAddress, value, data/tokenContractAddress and expireTime
   * @param signature the tightly packed signature of r, s, and v as an array of 65 bytes (returned by eth.sign)
   * returns address recovered from the signature
   */
  function recoverAddressFromSignature(bytes32 operationHash, bytes signature) private returns (address) {
    if (signature.length != 65) {
      throw;
    }
    // We need to unpack the signature, which is given as an array of 65 bytes (from eth.sign)
    bytes32 r;
    bytes32 s;
    uint8 v;
    assembly {
      r := mload(add(signature, 32))
      s := mload(add(signature, 64))
      v := and(mload(add(signature, 65)), 255)
    }
    if (v < 27) {
      v += 27; // Ethereum versions are 27 or 28 as opposed to 0 or 1 which is submitted by some signing libs
    }
    return ecrecover(operationHash, v, r, s);
  }

  /**
   * Verify that the sequence id has not been used before and inserts it. Throws if the sequence ID was not accepted.
   * We collect a window of up to 10 recent sequence ids, and allow any sequence id that is not in the window and
   * greater than the minimum element in the window.
   * @param sequenceId to insert into array of stored ids
   */
  function tryInsertSequenceId(uint sequenceId) onlysigner private {
    // Keep a pointer to the lowest value element in the window
    uint lowestValueIndex = 0;
    for (uint i = 0; i < SEQUENCE_ID_WINDOW_SIZE; i++) {
      if (recentSequenceIds[i] == sequenceId) {
        // This sequence ID has been used before. Disallow!
        throw;
      }
      if (recentSequenceIds[i] < recentSequenceIds[lowestValueIndex]) {
        lowestValueIndex = i;
      }
    }
    if (sequenceId < recentSequenceIds[lowestValueIndex]) {
      // The sequence ID being used is lower than the lowest value in the window
      // so we cannot accept it as it may have been used before
      throw;
    }
    if (sequenceId > (recentSequenceIds[lowestValueIndex] + 10000)) {
      // Block sequence IDs which are much higher than the lowest value
      // This prevents people blocking the contract by using very large sequence IDs quickly
      throw;
    }
    recentSequenceIds[lowestValueIndex] = sequenceId;
  }

  /**
   * Gets the next available sequence ID for signing when using executeAndConfirm
   * returns the sequenceId one higher than the highest currently stored
   */
  function getNextSequenceId() returns (uint) {
    uint highestSequenceId = 0;
    for (uint i = 0; i < SEQUENCE_ID_WINDOW_SIZE; i++) {
      if (recentSequenceIds[i] > highestSequenceId) {
        highestSequenceId = recentSequenceIds[i];
      }
    }
    return highestSequenceId + 1;
  }
}

Contract Security Audit

Contract ABI

[{"constant":true,"inputs":[],"name":"parentAddress","outputs":[{"name":"","type":"address"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"tokenContractAddress","type":"address"}],"name":"flushTokens","outputs":[],"payable":false,"type":"function"},{"constant":false,"inputs":[],"name":"flush","outputs":[],"payable":false,"type":"function"},{"inputs":[],"payable":false,"type":"constructor"},{"payable":true,"type":"fallback"},{"anonymous":false,"inputs":[{"indexed":false,"name":"from","type":"address"},{"indexed":false,"name":"value","type":"uint256"},{"indexed":false,"name":"data","type":"bytes"}],"name":"ForwarderDeposited","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"tokenContractAddress","type":"address"},{"indexed":false,"name":"value","type":"uint256"}],"name":"TokensFlushed","type":"event"}]

Deployed Bytecode

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

Swarm Source

bzzr://d0f8838ba17108a895d34ae8ef3bff4e0dc9d639c3c51921fee1d17eaa803721

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Transaction Hash Block Value Eth2 PubKey Valid
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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.