ETH Price: $3,628.90 (+4.07%)
Gas: 79 Gwei

Contract

0xB7771f70633C7E54E61Dd38D01c26DA0e86bE1a5
 

Overview

ETH Balance

0.02 ETH

Eth Value

$72.58 (@ $3,628.90/ETH)

Token Holdings

Multichain Info

No addresses found
Transaction Hash
Method
Block
From
To
Value
Exec Transaction177340432023-07-20 11:19:59228 days ago1689851999IN
0xB7771f70...0e86bE1a5
0 ETH0.0015905517.16070884
Exec Transaction172802082023-05-17 15:23:59292 days ago1684337039IN
0xB7771f70...0e86bE1a5
0 ETH0.0044500859.8065469
Exec Transaction172743982023-05-16 19:42:35293 days ago1684266155IN
0xB7771f70...0e86bE1a5
0 ETH0.0055506558.0309019
Exec Transaction172242702023-05-09 17:07:47300 days ago1683652067IN
0xB7771f70...0e86bE1a5
0 ETH0.00932653142.93976458
Exec Transaction172242672023-05-09 17:07:11300 days ago1683652031IN
0xB7771f70...0e86bE1a5
0 ETH0.01349755147.81798648
Exec Transaction171698042023-05-02 1:22:11307 days ago1682990531IN
0xB7771f70...0e86bE1a5
0 ETH0.0044222270.40195994
Exec Transaction171697942023-05-02 1:20:11307 days ago1682990411IN
0xB7771f70...0e86bE1a5
0 ETH0.0069397476.0003459
Exec Transaction171249942023-04-25 18:16:23314 days ago1682446583IN
0xB7771f70...0e86bE1a5
0 ETH0.0027458540.57711942
Exec Transaction171118182023-04-23 21:54:47316 days ago1682286887IN
0xB7771f70...0e86bE1a5
0 ETH0.0050008743.73614008
Exec Transaction170804762023-04-19 11:53:23320 days ago1681905203IN
0xB7771f70...0e86bE1a5
0 ETH0.0043783662.47572574
Exec Transaction170354302023-04-13 0:40:23326 days ago1681346423IN
0xB7771f70...0e86bE1a5
0 ETH0.001734719
Exec Transaction168862042023-03-22 22:49:11348 days ago1679525351IN
0xB7771f70...0e86bE1a5
0 ETH0.001060216.25185051
Exec Transaction168090392023-03-12 2:39:47358 days ago1678588787IN
0xB7771f70...0e86bE1a5
0 ETH0.0020693718
Exec Transaction167306092023-03-01 1:48:47369 days ago1677635327IN
0xB7771f70...0e86bE1a5
0 ETH0.0010993217.50119828
Exec Transaction166501082023-02-17 18:09:11381 days ago1676657351IN
0xB7771f70...0e86bE1a5
0 ETH0.0062054553.97688603
Exec Transaction166354412023-02-15 16:49:47383 days ago1676479787IN
0xB7771f70...0e86bE1a5
0 ETH0.0031634743.61010102
Exec Transaction166354372023-02-15 16:48:59383 days ago1676479739IN
0xB7771f70...0e86bE1a5
0 ETH0.0040879644.53994426
Exec Transaction165716432023-02-06 18:49:11392 days ago1675709351IN
0xB7771f70...0e86bE1a5
0 ETH0.0033718629.52237355
Exec Transaction165716402023-02-06 18:48:35392 days ago1675709315IN
0xB7771f70...0e86bE1a5
0 ETH0.0016340130
Exec Transaction165658322023-02-05 23:21:35393 days ago1675639295IN
0xB7771f70...0e86bE1a5
0 ETH0.0010178718.68795721
Exec Transaction165456672023-02-03 3:46:11395 days ago1675395971IN
0xB7771f70...0e86bE1a5
0 ETH0.0027915224.28154297
Exec Transaction165304382023-02-01 0:38:11397 days ago1675211891IN
0xB7771f70...0e86bE1a5
0 ETH0.0011559418.39568266
Exec Transaction165302752023-02-01 0:05:35398 days ago1675209935IN
0xB7771f70...0e86bE1a5
0 ETH0.0021297326
Exec Transaction165302322023-01-31 23:56:59398 days ago1675209419IN
0xB7771f70...0e86bE1a5
0 ETH0.0031040527
Exec Transaction164934762023-01-26 20:47:47403 days ago1674766067IN
0xB7771f70...0e86bE1a5
0 ETH0.0029072524.48008206
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Latest 1 internal transaction

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Parent Txn Hash Block From To Value
145201432022-04-04 14:49:33700 days ago1649083773  Contract Creation0 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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