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Transaction Hash
Method
Block
From
To
Execute215029272024-12-28 19:03:234 days ago1735412603IN
DSProxy #219,443
1.35 ETH0.002465344.81334062
Execute214505432024-12-21 11:19:4712 days ago1734779987IN
DSProxy #219,443
0.59 ETH0.003372976.54959931
Execute211063752024-11-03 9:59:4760 days ago1730627987IN
DSProxy #219,443
0 ETH0.003652173.0203003
Execute211062922024-11-03 9:43:1160 days ago1730626991IN
DSProxy #219,443
1.05 ETH0.001745763.37218815
Execute205795792024-08-21 21:08:47133 days ago1724274527IN
DSProxy #219,443
0.41 ETH0.00147482.86224305
Execute204611292024-08-05 8:19:47150 days ago1722845987IN
DSProxy #219,443
0 ETH0.0277964230.52663201
Execute204044012024-07-28 10:18:47158 days ago1722161927IN
DSProxy #219,443
0 ETH0.003268011.93573413
Execute204043822024-07-28 10:14:59158 days ago1722161699IN
DSProxy #219,443
2.68 ETH0.000920671.81983459
Execute203859482024-07-25 20:28:11160 days ago1721939291IN
DSProxy #219,443
0.35 ETH0.002428284.81824436
Execute202458532024-07-06 7:03:11180 days ago1720249391IN
DSProxy #219,443
0 ETH0.00211921.6806701
Execute202458312024-07-06 6:58:47180 days ago1720249127IN
DSProxy #219,443
0.6 ETH0.000947641.8702048
Execute198786662024-05-15 23:28:23231 days ago1715815703IN
DSProxy #219,443
0 ETH0.004274943.7783554
Execute198786342024-05-15 23:21:59231 days ago1715815319IN
DSProxy #219,443
0.6 ETH0.001863663.74760909
Execute197563912024-04-28 21:07:23248 days ago1714338443IN
DSProxy #219,443
0 ETH0.007416376
Execute193068432024-02-25 20:00:23311 days ago1708891223IN
DSProxy #219,443
4.45 ETH0.0177666834.72090169
Execute191074262024-01-28 20:30:23339 days ago1706473823IN
DSProxy #219,443
0 ETH0.0163448711.25741176
Execute191073872024-01-28 20:22:35339 days ago1706473355IN
DSProxy #219,443
0.9 ETH0.0049304111.23925096
Execute187615472023-12-11 7:42:47388 days ago1702280567IN
DSProxy #219,443
0.2 ETH0.0100808523.1283425
Execute187054312023-12-03 11:00:59396 days ago1701601259IN
DSProxy #219,443
8 ETH0.0446367529.78603278
Execute186583892023-11-26 21:01:47402 days ago1701032507IN
DSProxy #219,443
0 ETH0.0046737828.40846349
Execute185351102023-11-09 14:53:23420 days ago1699541603IN
DSProxy #219,443
0.55 ETH0.0330476675.75136549
Execute183583762023-10-15 21:11:23444 days ago1697404283IN
DSProxy #219,443
4.65 ETH0.0127587.45987333
Execute183147782023-10-09 18:43:47450 days ago1696877027IN
DSProxy #219,443
0 ETH0.0016754310.18371815
Execute182580742023-10-01 20:28:59458 days ago1696192139IN
DSProxy #219,443
5.05 ETH0.014850589.41675828
Execute182570732023-10-01 17:07:35459 days ago1696180055IN
DSProxy #219,443
0 ETH0.001596749.70542562
View all transactions

Latest 25 internal transactions (View All)

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Parent Transaction Hash Block
From
To
215029272024-12-28 19:03:234 days ago1735412603
DSProxy #219,443
1.35 ETH
215029272024-12-28 19:03:234 days ago1735412603
DSProxy #219,443
1.35 ETH
215029272024-12-28 19:03:234 days ago1735412603
DSProxy #219,443
1.35 ETH
214505432024-12-21 11:19:4712 days ago1734779987
DSProxy #219,443
0.59 ETH
214505432024-12-21 11:19:4712 days ago1734779987
DSProxy #219,443
0.59 ETH
214505432024-12-21 11:19:4712 days ago1734779987
DSProxy #219,443
0.59 ETH
211063752024-11-03 9:59:4760 days ago1730627987
DSProxy #219,443
2.03177259 ETH
211063752024-11-03 9:59:4760 days ago1730627987
DSProxy #219,443
2.03177259 ETH
211062922024-11-03 9:43:1160 days ago1730626991
DSProxy #219,443
1.05 ETH
211062922024-11-03 9:43:1160 days ago1730626991
DSProxy #219,443
1.05 ETH
211062922024-11-03 9:43:1160 days ago1730626991
DSProxy #219,443
1.05 ETH
205795792024-08-21 21:08:47133 days ago1724274527
DSProxy #219,443
0.41 ETH
205795792024-08-21 21:08:47133 days ago1724274527
DSProxy #219,443
0.41 ETH
205795792024-08-21 21:08:47133 days ago1724274527
DSProxy #219,443
0.41 ETH
204611292024-08-05 8:19:47150 days ago1722845987
DSProxy #219,443
0.1 ETH
204611292024-08-05 8:19:47150 days ago1722845987
DSProxy #219,443
0.1 ETH
204044012024-07-28 10:18:47158 days ago1722161927
DSProxy #219,443
0.52093021 ETH
204044012024-07-28 10:18:47158 days ago1722161927
DSProxy #219,443
0.52093021 ETH
204043822024-07-28 10:14:59158 days ago1722161699
DSProxy #219,443
2.68 ETH
204043822024-07-28 10:14:59158 days ago1722161699
DSProxy #219,443
2.68 ETH
204043822024-07-28 10:14:59158 days ago1722161699
DSProxy #219,443
2.68 ETH
203859482024-07-25 20:28:11160 days ago1721939291
DSProxy #219,443
0.35 ETH
203859482024-07-25 20:28:11160 days ago1721939291
DSProxy #219,443
0.35 ETH
203859482024-07-25 20:28:11160 days ago1721939291
DSProxy #219,443
0.35 ETH
202458532024-07-06 7:03:11180 days ago1720249391
DSProxy #219,443
0.21254427 ETH
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Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0x2B9B8b83...8ff54a8AC
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
DSProxy

Compiler Version
v0.4.23+commit.124ca40d

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion
/**
 *Submitted for verification at Etherscan.io on 2018-09-06
*/

// proxy.sol - execute actions atomically through the proxy's identity

// Copyright (C) 2017  DappHub, LLC

// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.

// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.

// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

pragma solidity ^0.4.23;

contract DSAuthority {
    function canCall(
        address src, address dst, bytes4 sig
    ) public view returns (bool);
}

contract DSAuthEvents {
    event LogSetAuthority (address indexed authority);
    event LogSetOwner     (address indexed owner);
}

contract DSAuth is DSAuthEvents {
    DSAuthority  public  authority;
    address      public  owner;

    constructor() public {
        owner = msg.sender;
        emit LogSetOwner(msg.sender);
    }

    function setOwner(address owner_)
        public
        auth
    {
        owner = owner_;
        emit LogSetOwner(owner);
    }

    function setAuthority(DSAuthority authority_)
        public
        auth
    {
        authority = authority_;
        emit LogSetAuthority(authority);
    }

    modifier auth {
        require(isAuthorized(msg.sender, msg.sig));
        _;
    }

    function isAuthorized(address src, bytes4 sig) internal view returns (bool) {
        if (src == address(this)) {
            return true;
        } else if (src == owner) {
            return true;
        } else if (authority == DSAuthority(0)) {
            return false;
        } else {
            return authority.canCall(src, this, sig);
        }
    }
}

contract DSNote {
    event LogNote(
        bytes4   indexed  sig,
        address  indexed  guy,
        bytes32  indexed  foo,
        bytes32  indexed  bar,
        uint              wad,
        bytes             fax
    ) anonymous;

    modifier note {
        bytes32 foo;
        bytes32 bar;

        assembly {
            foo := calldataload(4)
            bar := calldataload(36)
        }

        emit LogNote(msg.sig, msg.sender, foo, bar, msg.value, msg.data);

        _;
    }
}

// DSProxy
// Allows code execution using a persistant identity This can be very
// useful to execute a sequence of atomic actions. Since the owner of
// the proxy can be changed, this allows for dynamic ownership models
// i.e. a multisig
contract DSProxy is DSAuth, DSNote {
    DSProxyCache public cache;  // global cache for contracts

    constructor(address _cacheAddr) public {
        require(setCache(_cacheAddr));
    }

    function() public payable {
    }

    // use the proxy to execute calldata _data on contract _code
    function execute(bytes _code, bytes _data)
        public
        payable
        returns (address target, bytes32 response)
    {
        target = cache.read(_code);
        if (target == 0x0) {
            // deploy contract & store its address in cache
            target = cache.write(_code);
        }

        response = execute(target, _data);
    }

    function execute(address _target, bytes _data)
        public
        auth
        note
        payable
        returns (bytes32 response)
    {
        require(_target != 0x0);

        // call contract in current context
        assembly {
            let succeeded := delegatecall(sub(gas, 5000), _target, add(_data, 0x20), mload(_data), 0, 32)
            response := mload(0)      // load delegatecall output
            switch iszero(succeeded)
            case 1 {
                // throw if delegatecall failed
                revert(0, 0)
            }
        }
    }

    //set new cache
    function setCache(address _cacheAddr)
        public
        auth
        note
        returns (bool)
    {
        require(_cacheAddr != 0x0);        // invalid cache address
        cache = DSProxyCache(_cacheAddr);  // overwrite cache
        return true;
    }
}

// DSProxyFactory
// This factory deploys new proxy instances through build()
// Deployed proxy addresses are logged
contract DSProxyFactory {
    event Created(address indexed sender, address indexed owner, address proxy, address cache);
    mapping(address=>bool) public isProxy;
    DSProxyCache public cache = new DSProxyCache();

    // deploys a new proxy instance
    // sets owner of proxy to caller
    function build() public returns (DSProxy proxy) {
        proxy = build(msg.sender);
    }

    // deploys a new proxy instance
    // sets custom owner of proxy
    function build(address owner) public returns (DSProxy proxy) {
        proxy = new DSProxy(cache);
        emit Created(msg.sender, owner, address(proxy), address(cache));
        proxy.setOwner(owner);
        isProxy[proxy] = true;
    }
}

// DSProxyCache
// This global cache stores addresses of contracts previously deployed
// by a proxy. This saves gas from repeat deployment of the same
// contracts and eliminates blockchain bloat.

// By default, all proxies deployed from the same factory store
// contracts in the same cache. The cache a proxy instance uses can be
// changed.  The cache uses the sha3 hash of a contract's bytecode to
// lookup the address
contract DSProxyCache {
    mapping(bytes32 => address) cache;

    function read(bytes _code) public view returns (address) {
        bytes32 hash = keccak256(_code);
        return cache[hash];
    }

    function write(bytes _code) public returns (address target) {
        assembly {
            target := create(0, add(_code, 0x20), mload(_code))
            switch iszero(extcodesize(target))
            case 1 {
                // throw if contract failed to deploy
                revert(0, 0)
            }
        }
        bytes32 hash = keccak256(_code);
        cache[hash] = target;
    }
}

Contract Security Audit

Contract ABI

[{"constant":false,"inputs":[{"name":"owner_","type":"address"}],"name":"setOwner","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_target","type":"address"},{"name":"_data","type":"bytes"}],"name":"execute","outputs":[{"name":"response","type":"bytes32"}],"payable":true,"stateMutability":"payable","type":"function"},{"constant":false,"inputs":[{"name":"_code","type":"bytes"},{"name":"_data","type":"bytes"}],"name":"execute","outputs":[{"name":"target","type":"address"},{"name":"response","type":"bytes32"}],"payable":true,"stateMutability":"payable","type":"function"},{"constant":true,"inputs":[],"name":"cache","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"authority_","type":"address"}],"name":"setAuthority","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"owner","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_cacheAddr","type":"address"}],"name":"setCache","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"authority","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"inputs":[{"name":"_cacheAddr","type":"address"}],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"payable":true,"stateMutability":"payable","type":"fallback"},{"anonymous":true,"inputs":[{"indexed":true,"name":"sig","type":"bytes4"},{"indexed":true,"name":"guy","type":"address"},{"indexed":true,"name":"foo","type":"bytes32"},{"indexed":true,"name":"bar","type":"bytes32"},{"indexed":false,"name":"wad","type":"uint256"},{"indexed":false,"name":"fax","type":"bytes"}],"name":"LogNote","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"authority","type":"address"}],"name":"LogSetAuthority","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"owner","type":"address"}],"name":"LogSetOwner","type":"event"}]

Deployed Bytecode

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

Swarm Source

bzzr://e498874c9ba9e75028e0c84f1b1d83b2dad5de910c59b837b32e5a190794c5e1

Block Transaction Difficulty Gas Used Reward
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OVERVIEW

The proxy contract address for 0xfbf9e03e87101f28d0ffd59ceaa36b764905fb0e.

Validator Index Block Amount
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