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Contract

0xa3Bf1fA28316206e5677022B0b96F24497BA23b1
 

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Method
Block
From
To
Exec Transaction207351892024-09-12 14:40:5993 days ago1726152059IN
0xa3Bf1fA2...497BA23b1
0 ETH0.000323575.90029136
Exec Transaction192151022024-02-12 23:03:59306 days ago1707779039IN
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0 ETH0.0039645172.29235654
Exec Transaction181157202023-09-11 21:12:59460 days ago1694466779IN
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0 ETH0.001080118.41619028
Exec Transaction181157132023-09-11 21:11:35460 days ago1694466695IN
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0 ETH0.0008704318.3646767
Transfer170960642023-04-21 16:52:23603 days ago1682095943IN
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0.1828 ETH0.0010376737.96964671
Transfer168864872023-03-22 23:46:47633 days ago1679528807IN
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0.33 ETH0.0004454916.30115444
Transfer168864812023-03-22 23:45:35633 days ago1679528735IN
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0.03 ETH0.0004825417.65670211
Transfer168837242023-03-22 14:28:35633 days ago1679495315IN
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0.05 ETH0.0007232126.46345284
Exec Transaction161991052022-12-16 18:39:23729 days ago1671215963IN
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0 ETH0.0014632518
Exec Transaction161847222022-12-14 18:27:47731 days ago1671042467IN
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0 ETH0.0023246121.17696635

Latest 25 internal transactions (View All)

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Parent Transaction Hash Block
From
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207351892024-09-12 14:40:5993 days ago1726152059
0xa3Bf1fA2...497BA23b1
0.16 ETH
192151022024-02-12 23:03:59306 days ago1707779039
0xa3Bf1fA2...497BA23b1
0.2 ETH
188151282023-12-18 20:03:59362 days ago1702929839
0xa3Bf1fA2...497BA23b1
0.001001 ETH
185559282023-11-12 12:47:59398 days ago1699793279
0xa3Bf1fA2...497BA23b1
0.00049 ETH
181157202023-09-11 21:12:59460 days ago1694466779
0xa3Bf1fA2...497BA23b1
0.4 ETH
179790982023-08-23 18:08:11479 days ago1692814091
0xa3Bf1fA2...497BA23b1
0.00056 ETH
170557942023-04-16 0:00:35609 days ago1681603235
0xa3Bf1fA2...497BA23b1
0.001554 ETH
170364872023-04-13 4:45:47612 days ago1681361147
0xa3Bf1fA2...497BA23b1
0.00056 ETH
170188502023-04-10 16:04:11614 days ago1681142651
0xa3Bf1fA2...497BA23b1
0.001043 ETH
170188132023-04-10 15:56:47614 days ago1681142207
0xa3Bf1fA2...497BA23b1
0.001043 ETH
170188122023-04-10 15:56:35614 days ago1681142195
0xa3Bf1fA2...497BA23b1
0.000693 ETH
170186752023-04-10 15:28:23614 days ago1681140503
0xa3Bf1fA2...497BA23b1
0.00063 ETH
170183872023-04-10 14:28:47614 days ago1681136927
0xa3Bf1fA2...497BA23b1
0.000007 ETH
170183872023-04-10 14:28:47614 days ago1681136927
0xa3Bf1fA2...497BA23b1
0.000007 ETH
170183872023-04-10 14:28:47614 days ago1681136927
0xa3Bf1fA2...497BA23b1
0.0000005 ETH
170183302023-04-10 14:17:23614 days ago1681136243
0xa3Bf1fA2...497BA23b1
0.000007 ETH
170169982023-04-10 9:45:35614 days ago1681119935
0xa3Bf1fA2...497BA23b1
0.002485 ETH
164233112023-01-17 1:44:35698 days ago1673919875
0xa3Bf1fA2...497BA23b1
0.00004 ETH
162581542022-12-25 0:23:35721 days ago1671927815
0xa3Bf1fA2...497BA23b1
0.000312 ETH
162432332022-12-22 22:28:23723 days ago1671748103
0xa3Bf1fA2...497BA23b1
0.0008295 ETH
162430732022-12-22 21:56:23723 days ago1671746183
0xa3Bf1fA2...497BA23b1
0.000273 ETH
162428922022-12-22 21:20:11723 days ago1671744011
0xa3Bf1fA2...497BA23b1
0.001092 ETH
162428542022-12-22 21:12:23723 days ago1671743543
0xa3Bf1fA2...497BA23b1
0.00027222 ETH
162423592022-12-22 19:33:11723 days ago1671737591
0xa3Bf1fA2...497BA23b1
0.000483 ETH
162421782022-12-22 18:56:59723 days ago1671735419
0xa3Bf1fA2...497BA23b1
0.0002765 ETH
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Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0xDaB5dc22...0ba42d2a6
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
GnosisSafeProxy

Compiler Version
v0.7.6+commit.7338295f

Optimization Enabled:
No with 200 runs

Other Settings:
default evmVersion, GNU LGPLv3 license
/**
 *Submitted for verification at Etherscan.io on 2021-07-09
*/

// SPDX-License-Identifier: LGPL-3.0-only
pragma solidity >=0.7.0 <0.9.0;

/// @title IProxy - Helper interface to access masterCopy of the Proxy on-chain
/// @author Richard Meissner - <[email protected]>
interface IProxy {
    function masterCopy() external view returns (address);
}

/// @title GnosisSafeProxy - Generic proxy contract allows to execute all transactions applying the code of a master contract.
/// @author Stefan George - <[email protected]>
/// @author Richard Meissner - <[email protected]>
contract GnosisSafeProxy {
    // singleton always needs to be first declared variable, to ensure that it is at the same location in the contracts to which calls are delegated.
    // To reduce deployment costs this variable is internal and needs to be retrieved via `getStorageAt`
    address internal singleton;

    /// @dev Constructor function sets address of singleton contract.
    /// @param _singleton Singleton address.
    constructor(address _singleton) {
        require(_singleton != address(0), "Invalid singleton address provided");
        singleton = _singleton;
    }

    /// @dev Fallback function forwards all transactions and returns all received return data.
    fallback() external payable {
        // solhint-disable-next-line no-inline-assembly
        assembly {
            let _singleton := and(sload(0), 0xffffffffffffffffffffffffffffffffffffffff)
            // 0xa619486e == keccak("masterCopy()"). The value is right padded to 32-bytes with 0s
            if eq(calldataload(0), 0xa619486e00000000000000000000000000000000000000000000000000000000) {
                mstore(0, _singleton)
                return(0, 0x20)
            }
            calldatacopy(0, 0, calldatasize())
            let success := delegatecall(gas(), _singleton, 0, calldatasize(), 0, 0)
            returndatacopy(0, 0, returndatasize())
            if eq(success, 0) {
                revert(0, returndatasize())
            }
            return(0, returndatasize())
        }
    }
}

/// @title Proxy Factory - Allows to create new proxy contact and execute a message call to the new proxy within one transaction.
/// @author Stefan George - <[email protected]>
contract GnosisSafeProxyFactory {
    event ProxyCreation(GnosisSafeProxy proxy, address singleton);

    /// @dev Allows to create new proxy contact and execute a message call to the new proxy within one transaction.
    /// @param singleton Address of singleton contract.
    /// @param data Payload for message call sent to new proxy contract.
    function createProxy(address singleton, bytes memory data) public returns (GnosisSafeProxy proxy) {
        proxy = new GnosisSafeProxy(singleton);
        if (data.length > 0)
            // solhint-disable-next-line no-inline-assembly
            assembly {
                if eq(call(gas(), proxy, 0, add(data, 0x20), mload(data), 0, 0), 0) {
                    revert(0, 0)
                }
            }
        emit ProxyCreation(proxy, singleton);
    }

    /// @dev Allows to retrieve the runtime code of a deployed Proxy. This can be used to check that the expected Proxy was deployed.
    function proxyRuntimeCode() public pure returns (bytes memory) {
        return type(GnosisSafeProxy).runtimeCode;
    }

    /// @dev Allows to retrieve the creation code used for the Proxy deployment. With this it is easily possible to calculate predicted address.
    function proxyCreationCode() public pure returns (bytes memory) {
        return type(GnosisSafeProxy).creationCode;
    }

    /// @dev Allows to create new proxy contact using CREATE2 but it doesn't run the initializer.
    ///      This method is only meant as an utility to be called from other methods
    /// @param _singleton Address of singleton contract.
    /// @param initializer Payload for message call sent to new proxy contract.
    /// @param saltNonce Nonce that will be used to generate the salt to calculate the address of the new proxy contract.
    function deployProxyWithNonce(
        address _singleton,
        bytes memory initializer,
        uint256 saltNonce
    ) internal returns (GnosisSafeProxy proxy) {
        // If the initializer changes the proxy address should change too. Hashing the initializer data is cheaper than just concatinating it
        bytes32 salt = keccak256(abi.encodePacked(keccak256(initializer), saltNonce));
        bytes memory deploymentData = abi.encodePacked(type(GnosisSafeProxy).creationCode, uint256(uint160(_singleton)));
        // solhint-disable-next-line no-inline-assembly
        assembly {
            proxy := create2(0x0, add(0x20, deploymentData), mload(deploymentData), salt)
        }
        require(address(proxy) != address(0), "Create2 call failed");
    }

    /// @dev Allows to create new proxy contact and execute a message call to the new proxy within one transaction.
    /// @param _singleton Address of singleton contract.
    /// @param initializer Payload for message call sent to new proxy contract.
    /// @param saltNonce Nonce that will be used to generate the salt to calculate the address of the new proxy contract.
    function createProxyWithNonce(
        address _singleton,
        bytes memory initializer,
        uint256 saltNonce
    ) public returns (GnosisSafeProxy proxy) {
        proxy = deployProxyWithNonce(_singleton, initializer, saltNonce);
        if (initializer.length > 0)
            // solhint-disable-next-line no-inline-assembly
            assembly {
                if eq(call(gas(), proxy, 0, add(initializer, 0x20), mload(initializer), 0, 0), 0) {
                    revert(0, 0)
                }
            }
        emit ProxyCreation(proxy, _singleton);
    }

    /// @dev Allows to create new proxy contact, execute a message call to the new proxy and call a specified callback within one transaction
    /// @param _singleton Address of singleton contract.
    /// @param initializer Payload for message call sent to new proxy contract.
    /// @param saltNonce Nonce that will be used to generate the salt to calculate the address of the new proxy contract.
    /// @param callback Callback that will be invoced after the new proxy contract has been successfully deployed and initialized.
    function createProxyWithCallback(
        address _singleton,
        bytes memory initializer,
        uint256 saltNonce,
        IProxyCreationCallback callback
    ) public returns (GnosisSafeProxy proxy) {
        uint256 saltNonceWithCallback = uint256(keccak256(abi.encodePacked(saltNonce, callback)));
        proxy = createProxyWithNonce(_singleton, initializer, saltNonceWithCallback);
        if (address(callback) != address(0)) callback.proxyCreated(proxy, _singleton, initializer, saltNonce);
    }

    /// @dev Allows to get the address for a new proxy contact created via `createProxyWithNonce`
    ///      This method is only meant for address calculation purpose when you use an initializer that would revert,
    ///      therefore the response is returned with a revert. When calling this method set `from` to the address of the proxy factory.
    /// @param _singleton Address of singleton contract.
    /// @param initializer Payload for message call sent to new proxy contract.
    /// @param saltNonce Nonce that will be used to generate the salt to calculate the address of the new proxy contract.
    function calculateCreateProxyWithNonceAddress(
        address _singleton,
        bytes calldata initializer,
        uint256 saltNonce
    ) external returns (GnosisSafeProxy proxy) {
        proxy = deployProxyWithNonce(_singleton, initializer, saltNonce);
        revert(string(abi.encodePacked(proxy)));
    }
}

interface IProxyCreationCallback {
    function proxyCreated(
        GnosisSafeProxy proxy,
        address _singleton,
        bytes calldata initializer,
        uint256 saltNonce
    ) external;
}

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"_singleton","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"stateMutability":"payable","type":"fallback"}]

Deployed Bytecode

0x608060405273ffffffffffffffffffffffffffffffffffffffff600054167fa619486e0000000000000000000000000000000000000000000000000000000060003514156050578060005260206000f35b3660008037600080366000845af43d6000803e60008114156070573d6000fd5b3d6000f3fea2646970667358221220d1429297349653a4918076d650332de1a1068c5f3e07c5c82360c277770b955264736f6c63430007060033

Deployed Bytecode Sourcemap

524:1528:0:-:0;;;1376:42;1372:1;1366:8;1362:57;1556:66;1552:1;1539:15;1536:87;1533:2;;;1653:10;1650:1;1643:21;1692:4;1689:1;1682:15;1533:2;1745:14;1742:1;1739;1726:34;1843:1;1840;1824:14;1821:1;1809:10;1802:5;1789:56;1880:16;1877:1;1874;1859:38;1926:1;1917:7;1914:14;1911:2;;;1958:16;1955:1;1948:27;1911:2;2014:16;2011:1;2004:27

Swarm Source

ipfs://d1429297349653a4918076d650332de1a1068c5f3e07c5c82360c277770b9552

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