Contract 0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e

 

Contract Overview

Balance:
999,999.01246312536412941 Ether

EtherValue:
$124,209,877.34 (@ $124.21/ETH)

Token:
TxHash Block Age From To Value [TxFee]
0x594b1901e9fcb2ffdd7d5ba92e79abb6a5c39ba5dbb7d758cb72a77bc1276c5071881719 days 1 hr ago0x0c24441e42277445e38e02dfc3494577c05ba46b  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.00132576
0x808dd7a73c080408f6a6370c47392b34575e3eed11770092aeba36f9ba370a6471862779 days 10 hrs ago0x61c01767fb484241e95d6435f242f9cf1246e5f2  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.000042152
0x2e7d96f62c87ffd91f3f1ddf36ef1df9bd17842c683a29ec2d35b2203dcf83c4702746839 days 18 hrs ago0x7269f93960436ef77707188765d595e77fc90b55  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.000046978
0xb9050a90ae4db127a62ab9bebd29c1c08ce6584dcee2ea76a64c044191e93559702746639 days 18 hrs ago0x7269f93960436ef77707188765d595e77fc90b55  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.00004707
0x81e86b4e853e31718acb4d588fc0a29b47902c4b449887610e269bf033553c54702744239 days 18 hrs ago0x2618a84b07a2e01bc84fceda88dedd323ebd56de  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.000211401
0x4c1537ee273ad5daf61f5ae0b13455273f8f16e13a77be4abfd44c9f7515e9c8702743539 days 18 hrs ago0x7269f93960436ef77707188765d595e77fc90b55  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.000070605
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0x20697b15ec41b4769e6983f41fb3234e55a2c61690d6838f7f2098e77bb499c0680006878 days 2 hrs ago0xfcb8a43012d38640a4ba1cd8c5d0069c9a3599fb  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.000590448
0x1a1f9818baac23a66323cd7eb258b836ceb30b5440271e6b1311f5f22044fa72680003278 days 3 hrs ago0xfcb8a43012d38640a4ba1cd8c5d0069c9a3599fb  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.000604416
0x3275c428645eb52a7bd0ec9b0a4dd0a606b0885b395260d16665fe695b5aa338674983286 days 9 hrs ago0xc4ce7b61c02b75a84547884f7039c082c5c7edba  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.000165977
0x86b575163780c790411ef7fc6302ac393158e0652518f655f8c1677675038ae7674981186 days 9 hrs ago0xc4ce7b61c02b75a84547884f7039c082c5c7edba  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.000170324
0xd88681286af53a5a537c0d4626903504257ead547ecfabfc4597b9daecfd293b668844196 days 10 hrs ago0x89c2f73bc7df2fffa3f50cab45add2990d77ba4a  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.00023711
0x1c31b37cdb052b9c2c6f689d693d059790ccb94ba81e544e0949a5c0d8dff687666986699 days 11 hrs ago0xc4ce7b61c02b75a84547884f7039c082c5c7edba  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.000255409
0xb61a91ffc9f25ae49d15379c68fc403a514beea53e37c55222df1ff7bab8da986579272114 days 7 hrs ago0xc1ad8ad25057eef91e7ccdd83e7b2d04b1e5598f  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.000176648
0xdf9354bf9f8c80b35a5a4c6d01a4e94cdedc47bdb3ef78c4e2aa85532d891e936579263114 days 8 hrs ago0xc1ad8ad25057eef91e7ccdd83e7b2d04b1e5598f  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0.0001 Ether0.000176648
0x38426a2565d5ac211e6662b046cb78cc653afb3cbf2d9ec09d62f0df81d497946579201114 days 8 hrs ago0xc1ad8ad25057eef91e7ccdd83e7b2d04b1e5598f  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.000176648
0x49e55cc7ed754b56fdd5ea92ec3b8737de6b7362374b5a1bed437e15c3dc08aa6350322151 days 17 hrs ago0xfff7880fe491ff2d41dddf4173d5c4c535b4a8c3  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.000042152
0x1256d39445de1443717cb5ab1980af4401b478526e899617145bd513d25bb9716326064155 days 17 hrs ago0x00a3152c274f68d42cb5b15fe0526d4ba143995a  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.00015072
0xc3b3780e39ec180e5561f197318a01d1151cffd8b638fd731c1001ae07e1252f6271297164 days 21 hrs ago0x5023cfabaea4d331fa78d50cc5de5102341df649  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.000070605
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0x1b2b71bde83b20754b6347d79a407c82aff95d6ed1e12597c5fa317ab7a6d8706169772182 days 44 mins ago0x00a3152c274f68d42cb5b15fe0526d4ba143995a  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.00011304
0xd5efa56ac22d3e7a35dca07ca9a141967906e5746afeb43d9cf6e5cddafdfd806017412207 days 19 hrs ago0xbd237a6df1aae2faa85ef690a33768f73d41604f  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.000069657
0xd0a2fe7e3f4db4a0242bfcfe9790bdeca6c25d4aac75881cd5f32be26a3a15985964437216 days 18 hrs ago0x9e7eec3c6ff9475da10c1561f060a28cd18a75c4  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.000579232
0x5a37d4c1c660b3d18f8afda957733a74b6537d2c649068993145c73ce4b312165964337216 days 19 hrs ago0x9e7eec3c6ff9475da10c1561f060a28cd18a75c4  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.000592775
0x0cbf26cde251094354393f428023bf85ab0b694a6707d9ae8b88f324a124a51a5941547220 days 14 hrs ago0x23b08ba164115624053b5c0b946fcbf49eb6f68f  IN   0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0 Ether0.00009414
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Latest 25 Internal Transaction, Click here to view more Internal Transactions as a result of Contract Execution

Parent TxHash Block Age From To Value
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0x1e9ed6236afb884fe7cad9a807886ba61b9e9a2fc944a991e3e8725d2158c7b25493855298 days 16 hrs ago0xab7c74abc0c4d48d1bdad5dcb26153fc8780f83e0x876eabf441b2ee5b5b0554fd502a8e0600950cfa100,000 Ether
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Contract Source Code
//sol Wallet
// Multi-sig, daily-limited account proxy/wallet.
// @authors:
// Gav Wood <[email protected]>
// inheritable "property" contract that enables methods to be protected by requiring the acquiescence of either a
// single, or, crucially, each of a number of, designated owners.
// usage:
// use modifiers onlyowner (just own owned) or onlymanyowners(hash), whereby the same hash must be provided by
// some number (specified in constructor) of the set of owners (specified in the constructor, modifiable) before the
// interior is executed.
contract multiowned {

    // TYPES

    // struct for the status of a pending operation.
    struct PendingState {
        uint yetNeeded;
        uint ownersDone;
        uint index;
    }

    // EVENTS

    // this contract only has five types of events: it can accept a confirmation, in which case
    // we record owner and operation (hash) alongside it.
    event Confirmation(address owner, bytes32 operation);
    event Revoke(address owner, bytes32 operation);
    // some others are in the case of an owner changing.
    event OwnerChanged(address oldOwner, address newOwner);
    event OwnerAdded(address newOwner);
    event OwnerRemoved(address oldOwner);
    // the last one is emitted if the required signatures change
    event RequirementChanged(uint newRequirement);

    // MODIFIERS

    // simple single-sig function modifier.
    modifier onlyowner {
        if (isOwner(msg.sender))
            _
    }
    // multi-sig function modifier: the operation must have an intrinsic hash in order
    // that later attempts can be realised as the same underlying operation and
    // thus count as confirmations.
    modifier onlymanyowners(bytes32 _operation) {
        if (confirmAndCheck(_operation))
            _
    }

    // METHODS

    // constructor is given number of sigs required to do protected "onlymanyowners" transactions
    // as well as the selection of addresses capable of confirming them.
    function multiowned(address[] _owners, uint _required) {
        m_numOwners = _owners.length + 1;
        m_owners[1] = uint(msg.sender);
        m_ownerIndex[uint(msg.sender)] = 1;
        for (uint i = 0; i < _owners.length; ++i)
        {
            m_owners[2 + i] = uint(_owners[i]);
            m_ownerIndex[uint(_owners[i])] = 2 + i;
        }
        m_required = _required;
    }
    
    // Revokes a prior confirmation of the given operation
    function revoke(bytes32 _operation) external {
        uint ownerIndex = m_ownerIndex[uint(msg.sender)];
        // make sure they're an owner
        if (ownerIndex == 0) return;
        uint ownerIndexBit = 2**ownerIndex;
        var pending = m_pending[_operation];
        if (pending.ownersDone & ownerIndexBit > 0) {
            pending.yetNeeded++;
            pending.ownersDone -= ownerIndexBit;
            Revoke(msg.sender, _operation);
        }
    }
    
    // Replaces an owner `_from` with another `_to`.
    function changeOwner(address _from, address _to) onlymanyowners(sha3(msg.data, block.number)) external {
        if (isOwner(_to)) return;
        uint ownerIndex = m_ownerIndex[uint(_from)];
        if (ownerIndex == 0) return;

        clearPending();
        m_owners[ownerIndex] = uint(_to);
        m_ownerIndex[uint(_from)] = 0;
        m_ownerIndex[uint(_to)] = ownerIndex;
        OwnerChanged(_from, _to);
    }
    
    function addOwner(address _owner) onlymanyowners(sha3(msg.data, block.number)) external {
        if (isOwner(_owner)) return;

        clearPending();
        if (m_numOwners >= c_maxOwners)
            reorganizeOwners();
        if (m_numOwners >= c_maxOwners)
            return;
        m_numOwners++;
        m_owners[m_numOwners] = uint(_owner);
        m_ownerIndex[uint(_owner)] = m_numOwners;
        OwnerAdded(_owner);
    }
    
    function removeOwner(address _owner) onlymanyowners(sha3(msg.data, block.number)) external {
        uint ownerIndex = m_ownerIndex[uint(_owner)];
        if (ownerIndex == 0) return;
        if (m_required > m_numOwners - 1) return;

        m_owners[ownerIndex] = 0;
        m_ownerIndex[uint(_owner)] = 0;
        clearPending();
        reorganizeOwners(); //make sure m_numOwner is equal to the number of owners and always points to the optimal free slot
        OwnerRemoved(_owner);
    }
    
    function changeRequirement(uint _newRequired) onlymanyowners(sha3(msg.data, block.number)) external {
        if (_newRequired > m_numOwners) return;
        m_required = _newRequired;
        clearPending();
        RequirementChanged(_newRequired);
    }
    
    function isOwner(address _addr) returns (bool) {
        return m_ownerIndex[uint(_addr)] > 0;
    }
    
    function hasConfirmed(bytes32 _operation, address _owner) constant returns (bool) {
        var pending = m_pending[_operation];
        uint ownerIndex = m_ownerIndex[uint(_owner)];

        // make sure they're an owner
        if (ownerIndex == 0) return false;

        // determine the bit to set for this owner.
        uint ownerIndexBit = 2**ownerIndex;
        if (pending.ownersDone & ownerIndexBit == 0) {
            return false;
        } else {
            return true;
        }
    }
    
    // INTERNAL METHODS

    function confirmAndCheck(bytes32 _operation) internal returns (bool) {
        // determine what index the present sender is:
        uint ownerIndex = m_ownerIndex[uint(msg.sender)];
        // make sure they're an owner
        if (ownerIndex == 0) return;

        var pending = m_pending[_operation];
        // if we're not yet working on this operation, switch over and reset the confirmation status.
        if (pending.yetNeeded == 0) {
            // reset count of confirmations needed.
            pending.yetNeeded = m_required;
            // reset which owners have confirmed (none) - set our bitmap to 0.
            pending.ownersDone = 0;
            pending.index = m_pendingIndex.length++;
            m_pendingIndex[pending.index] = _operation;
        }
        // determine the bit to set for this owner.
        uint ownerIndexBit = 2**ownerIndex;
        // make sure we (the message sender) haven't confirmed this operation previously.
        if (pending.ownersDone & ownerIndexBit == 0) {
            Confirmation(msg.sender, _operation);
            // ok - check if count is enough to go ahead.
            if (pending.yetNeeded <= 1) {
                // enough confirmations: reset and run interior.
                delete m_pendingIndex[m_pending[_operation].index];
                delete m_pending[_operation];
                return true;
            }
            else
            {
                // not enough: record that this owner in particular confirmed.
                pending.yetNeeded--;
                pending.ownersDone |= ownerIndexBit;
            }
        }
    }

    function reorganizeOwners() private returns (bool) {
        uint free = 1;
        while (free < m_numOwners)
        {
            while (free < m_numOwners && m_owners[free] != 0) free++;
            while (m_numOwners > 1 && m_owners[m_numOwners] == 0) m_numOwners--;
            if (free < m_numOwners && m_owners[m_numOwners] != 0 && m_owners[free] == 0)
            {
                m_owners[free] = m_owners[m_numOwners];
                m_ownerIndex[m_owners[free]] = free;
                m_owners[m_numOwners] = 0;
            }
        }
    }
    
    function clearPending() internal {
        uint length = m_pendingIndex.length;
        for (uint i = 0; i < length; ++i)
            if (m_pendingIndex[i] != 0)
                delete m_pending[m_pendingIndex[i]];
        delete m_pendingIndex;
    }
        
    // FIELDS

    // the number of owners that must confirm the same operation before it is run.
    uint public m_required;
    // pointer used to find a free slot in m_owners
    uint public m_numOwners;
    
    // list of owners
    uint[256] m_owners;
    uint constant c_maxOwners = 250;
    // index on the list of owners to allow reverse lookup
    mapping(uint => uint) m_ownerIndex;
    // the ongoing operations.
    mapping(bytes32 => PendingState) m_pending;
    bytes32[] m_pendingIndex;
}

// inheritable "property" contract that enables methods to be protected by placing a linear limit (specifiable)
// on a particular resource per calendar day. is multiowned to allow the limit to be altered. resource that method
// uses is specified in the modifier.
contract daylimit is multiowned {

    // MODIFIERS

    // simple modifier for daily limit.
    modifier limitedDaily(uint _value) {
        if (underLimit(_value))
            _
    }

    // METHODS

    // constructor - stores initial daily limit and records the present day's index.
    function daylimit(uint _limit) {
        m_dailyLimit = _limit;
        m_lastDay = today();
    }
    // (re)sets the daily limit. needs many of the owners to confirm. doesn't alter the amount already spent today.
    function setDailyLimit(uint _newLimit) onlymanyowners(sha3(msg.data, block.number)) external {
        m_dailyLimit = _newLimit;
    }
    // (re)sets the daily limit. needs many of the owners to confirm. doesn't alter the amount already spent today.
    function resetSpentToday() onlymanyowners(sha3(msg.data, block.number)) external {
        m_spentToday = 0;
    }
    
    // INTERNAL METHODS
    
    // checks to see if there is at least `_value` left from the daily limit today. if there is, subtracts it and
    // returns true. otherwise just returns false.
    function underLimit(uint _value) internal onlyowner returns (bool) {
        // reset the spend limit if we're on a different day to last time.
        if (today() > m_lastDay) {
            m_spentToday = 0;
            m_lastDay = today();
        }
        // check to see if there's enough left - if so, subtract and return true.
        if (m_spentToday + _value >= m_spentToday && m_spentToday + _value <= m_dailyLimit) {
            m_spentToday += _value;
            return true;
        }
        return false;
    }
    // determines today's index.
    function today() private constant returns (uint) { return now / 1 days; }

    // FIELDS

    uint public m_dailyLimit;
    uint public m_spentToday;
    uint public m_lastDay;
}

// interface contract for multisig proxy contracts; see below for docs.
contract multisig {

    // EVENTS

    // logged events:
    // Funds has arrived into the wallet (record how much).
    event Deposit(address from, uint value);
    // Single transaction going out of the wallet (record who signed for it, how much, and to whom it's going).
    event SingleTransact(address owner, uint value, address to, bytes data);
    // Multi-sig transaction going out of the wallet (record who signed for it last, the operation hash, how much, and to whom it's going).
    event MultiTransact(address owner, bytes32 operation, uint value, address to, bytes data);
    // Confirmation still needed for a transaction.
    event ConfirmationNeeded(bytes32 operation, address initiator, uint value, address to, bytes data);
    
    // FUNCTIONS
    
    // TODO: document
    function changeOwner(address _from, address _to) external;
    function execute(address _to, uint _value, bytes _data) external returns (bytes32);
    function confirm(bytes32 _h) returns (bool);
}

// usage:
// bytes32 h = Wallet(w).from(oneOwner).transact(to, value, data);
// Wallet(w).from(anotherOwner).confirm(h);
contract Wallet is multisig, multiowned, daylimit {

    uint public version = 2;

    // TYPES

    // Transaction structure to remember details of transaction lest it need be saved for a later call.
    struct Transaction {
        address to;
        uint value;
        bytes data;
    }

    // METHODS

    // constructor - just pass on the owner array to the multiowned and
    // the limit to daylimit
    function Wallet(address[] _owners, uint _required, uint _daylimit)
            multiowned(_owners, _required) daylimit(_daylimit) {
    }
    
    // kills the contract sending everything to `_to`.
    function kill(address _to) onlymanyowners(sha3(msg.data, block.number)) external {
        suicide(_to);
    }
    
    // gets called when no other function matches
    function() {
        // just being sent some cash?
        if (msg.value > 0)
            Deposit(msg.sender, msg.value);
    }
    
    // Outside-visible transact entry point. Executes transacion immediately if below daily spend limit.
    // If not, goes into multisig process. We provide a hash on return to allow the sender to provide
    // shortcuts for the other confirmations (allowing them to avoid replicating the _to, _value
    // and _data arguments). They still get the option of using them if they want, anyways.
    function execute(address _to, uint _value, bytes _data) external onlyowner returns (bytes32 _r) {
        // first, take the opportunity to check that we're under the daily limit.
        if (underLimit(_value)) {
            SingleTransact(msg.sender, _value, _to, _data);
            // yes - just execute the call.
            _to.call.value(_value)(_data);
            return 0;
        }
        // determine our operation hash.
        _r = sha3(msg.data, block.number);
        if (!confirm(_r) && m_txs[_r].to == 0) {
            m_txs[_r].to = _to;
            m_txs[_r].value = _value;
            m_txs[_r].data = _data;
            ConfirmationNeeded(_r, msg.sender, _value, _to, _data);
        }
    }
    
    // confirm a transaction through just the hash. we use the previous transactions map, m_txs, in order
    // to determine the body of the transaction from the hash provided.
    function confirm(bytes32 _h) onlymanyowners(_h) returns (bool) {
        if (m_txs[_h].to != 0) {
            m_txs[_h].to.call.value(m_txs[_h].value)(m_txs[_h].data);
            MultiTransact(msg.sender, _h, m_txs[_h].value, m_txs[_h].to, m_txs[_h].data);
            delete m_txs[_h];
            return true;
        }
    }
    
    // INTERNAL METHODS
    
    function clearPending() internal {
        uint length = m_pendingIndex.length;
        for (uint i = 0; i < length; ++i)
            delete m_txs[m_pendingIndex[i]];
        super.clearPending();
    }

    // FIELDS

    // pending transactions we have at present.
    mapping (bytes32 => Transaction) m_txs;
}

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

-----Encoded View---------------
8 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000060
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000002
Arg [2] : 0000000000000000000000000000000000000000000000000de0b6b3a7640000
Arg [3] : 0000000000000000000000000000000000000000000000000000000000000004
Arg [4] : 0000000000000000000000002903cadbe271e057edef157340b52a5898d7424f
Arg [5] : 000000000000000000000000ba7ca1bcf210c1b37cf5818816c4a819c3040ea7
Arg [6] : 00000000000000000000000014cd6536d449e3f6878f2d6859e1ff92ae0990e6
Arg [7] : 0000000000000000000000000c24441e42277445e38e02dfc3494577c05ba46b

Block Age transaction Difficulty GasUsed Reward
Block Age Uncle Number Difficulty GasUsed Reward
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