MATIC Price: $0.57591 (-0.21%)
Gas: 30 GWei
 

Multichain Info

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Transaction Hash
Method
Block
From
To
Value
Exec Transaction517722852023-12-31 8:47:42172 days ago1704012462IN
0x321Ae246...97D4AD38A
0 MATIC0.02159895123.86070453
Exec Transaction509738582023-12-10 15:48:02193 days ago1702223282IN
0x321Ae246...97D4AD38A
0 MATIC0.0057340454.47709944
Exec Transaction484762122023-10-08 14:08:27256 days ago1696774107IN
0x321Ae246...97D4AD38A
0 MATIC0.0061042957.98814572
Exec Transaction476953722023-09-18 15:14:59276 days ago1695050099IN
0x321Ae246...97D4AD38A
0 MATIC0.01558537106.20427861
Exec Transaction455346052023-07-26 9:13:02330 days ago1690362782IN
0x321Ae246...97D4AD38A
0 MATIC0.0107485992.15662507
Exec Transaction454662532023-07-24 15:09:13332 days ago1690211353IN
0x321Ae246...97D4AD38A
0 MATIC0.0059364564.70395442
Exec Transaction448369032023-07-08 16:23:32348 days ago1688833412IN
0x321Ae246...97D4AD38A
0 MATIC0.01232222100.71781881
Exec Transaction423362732023-05-05 13:37:20412 days ago1683293840IN
0x321Ae246...97D4AD38A
0 MATIC0.03659423243.09775163
Exec Transaction423362502023-05-05 13:36:30412 days ago1683293790IN
0x321Ae246...97D4AD38A
0 MATIC0.01944272248.8
Exec Transaction423348912023-05-05 12:44:06412 days ago1683290646IN
0x321Ae246...97D4AD38A
0 MATIC0.04086696278.52381095
Exec Transaction421806532023-05-01 15:14:30416 days ago1682954070IN
0x321Ae246...97D4AD38A
0 MATIC0.03278143279.5
Exec Transaction421792682023-05-01 14:24:20416 days ago1682951060IN
0x321Ae246...97D4AD38A
0 MATIC0.03041551289
Exec Transaction421791122023-05-01 14:18:44416 days ago1682950724IN
0x321Ae246...97D4AD38A
0 MATIC0.02779075264
Exec Transaction392502732023-02-13 15:31:07493 days ago1676302267IN
0x321Ae246...97D4AD38A
0 MATIC0.03348912270.2
Exec Transaction392490972023-02-13 14:48:17493 days ago1676299697IN
0x321Ae246...97D4AD38A
0 MATIC0.0434246297.8
Exec Transaction389479442023-02-05 17:29:19501 days ago1675618159IN
0x321Ae246...97D4AD38A
0 MATIC0.0086446992.1
Exec Transaction387468172023-01-31 14:27:39506 days ago1675175259IN
0x321Ae246...97D4AD38A
0 MATIC0.00953516101.6
Exec Transaction387080732023-01-30 14:53:48507 days ago1675090428IN
0x321Ae246...97D4AD38A
0 MATIC0.00705336113.4
Exec Transaction387080722023-01-30 14:53:46507 days ago1675090426IN
0x321Ae246...97D4AD38A
0 MATIC0.09768285104.82466443
Exec Transaction387079902023-01-30 14:50:52507 days ago1675090252IN
0x321Ae246...97D4AD38A
0 MATIC0.01451688137.7
Exec Transaction387079632023-01-30 14:49:54507 days ago1675090194IN
0x321Ae246...97D4AD38A
0 MATIC0.01673385145.9
Exec Transaction387073072023-01-30 14:25:35507 days ago1675088735IN
0x321Ae246...97D4AD38A
0 MATIC0.0207359990.8
Exec Transaction384334932023-01-23 15:13:26514 days ago1674486806IN
0x321Ae246...97D4AD38A
0 MATIC0.1508238207.3
Exec Transaction384332582023-01-23 15:05:06514 days ago1674486306IN
0x321Ae246...97D4AD38A
0 MATIC0.04871247579.4
Exec Transaction381878322023-01-17 10:00:46520 days ago1673949646IN
0x321Ae246...97D4AD38A
0 MATIC0.0273681444.67341644
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Latest 3 internal transactions

Parent Transaction Hash Block From To Value
250923082022-02-18 20:13:27853 days ago1645215207
0x321Ae246...97D4AD38A
0.01 MATIC
247140492022-02-08 23:55:29862 days ago1644364529
0x321Ae246...97D4AD38A
1 MATIC
247135512022-02-08 23:36:13862 days ago1644363373  Contract Creation0 MATIC
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Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0xb412684F...aB3ae124D
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 polygonscan.com on 2021-07-05
*/

/**
 *Submitted for verification at polygonscan.com on 2021-06-16
*/

// 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

598:1528:0:-:0;;;1450:42;1446:1;1440:8;1436:57;1630:66;1626:1;1613:15;1610:87;1607:2;;;1727:10;1724:1;1717:21;1766:4;1763:1;1756:15;1607:2;1819:14;1816:1;1813;1800:34;1917:1;1914;1898:14;1895:1;1883:10;1876:5;1863:56;1954:16;1951:1;1948;1933:38;2000:1;1991:7;1988:14;1985:2;;;2032:16;2029:1;2022:27;1985:2;2088:16;2085:1;2078:27

Swarm Source

ipfs://d1429297349653a4918076d650332de1a1068c5f3e07c5c82360c277770b9552

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