MATIC Price: $1.02 (-2.79%)
Gas: 189 GWei
 
Transaction Hash
Method
Block
From
To
Value
Transfer192017482021-09-17 11:02:11923 days ago1631876531IN
0x1A1343c3...0f9573DB9
0.1 MATIC0.0005766421.1001
Exec Transaction176367992021-08-05 5:12:13966 days ago1628140333IN
0x1A1343c3...0f9573DB9
0 MATIC0.000160722
Exec Transaction176367512021-08-05 5:10:37966 days ago1628140237IN
0x1A1343c3...0f9573DB9
0 MATIC0.000513916
Exec Transaction176367212021-08-05 5:09:33966 days ago1628140173IN
0x1A1343c3...0f9573DB9
0 MATIC0.000091931.000001
Exec Transaction175586832021-08-03 3:56:41968 days ago1627963001IN
0x1A1343c3...0f9573DB9
0 MATIC0.000418022.000002
Exec Transaction175586482021-08-03 3:55:27968 days ago1627962927IN
0x1A1343c3...0f9573DB9
0 MATIC0.000673273
Exec Transaction175585722021-08-03 3:52:51968 days ago1627962771IN
0x1A1343c3...0f9573DB9
0 MATIC0.000286363
Exec Transaction175585112021-08-03 3:50:45968 days ago1627962645IN
0x1A1343c3...0f9573DB9
0 MATIC0.000182082.99999999
Exec Transaction175583652021-08-03 3:45:45968 days ago1627962345IN
0x1A1343c3...0f9573DB9
0 MATIC0.001163396.2063421
Exec Transaction175582672021-08-03 3:42:21968 days ago1627962141IN
0x1A1343c3...0f9573DB9
0 MATIC0.000569883
Exec Transaction175582132021-08-03 3:40:33968 days ago1627962033IN
0x1A1343c3...0f9573DB9
0 MATIC0.000472783
Exec Transaction175581652021-08-03 3:38:53968 days ago1627961933IN
0x1A1343c3...0f9573DB9
0 MATIC0.000274512.12345679
Exec Transaction175577832021-08-03 3:25:45968 days ago1627961145IN
0x1A1343c3...0f9573DB9
0 MATIC0.001173335
Exec Transaction175574822021-08-03 3:15:23968 days ago1627960523IN
0x1A1343c3...0f9573DB9
0 MATIC0.000470015
Exec Transaction175172072021-08-02 1:13:31969 days ago1627866811IN
0x1A1343c3...0f9573DB9
0 MATIC0.0019935610
Exec Transaction175171882021-08-02 1:12:15969 days ago1627866735IN
0x1A1343c3...0f9573DB9
0 MATIC0.000164052
Exec Transaction175171732021-08-02 1:11:31969 days ago1627866691IN
0x1A1343c3...0f9573DB9
0 MATIC0.000834835
Exec Transaction175171572021-08-02 1:10:59969 days ago1627866659IN
0x1A1343c3...0f9573DB9
0 MATIC0.0020802615
Exec Transaction175171292021-08-02 1:10:03969 days ago1627866603IN
0x1A1343c3...0f9573DB9
0 MATIC0.0009022911
Exec Transaction175171122021-08-02 1:09:25969 days ago1627866565IN
0x1A1343c3...0f9573DB9
0 MATIC0.000429832.11055072
Exec Transaction175170842021-08-02 1:08:29969 days ago1627866509IN
0x1A1343c3...0f9573DB9
0 MATIC0.000386794.11056072
Exec Transaction175170672021-08-02 1:07:55969 days ago1627866475IN
0x1A1343c3...0f9573DB9
0 MATIC0.000186543.11055072
Exec Transaction175170452021-08-02 1:07:07969 days ago1627866427IN
0x1A1343c3...0f9573DB9
0 MATIC0.00078865
Exec Transaction175170212021-08-02 1:06:19969 days ago1627866379IN
0x1A1343c3...0f9573DB9
0 MATIC0.00020992.11055072

Latest 3 internal transactions

Parent Txn Hash Block From To Value
175170672021-08-02 1:07:55969 days ago1627866475
0x1A1343c3...0f9573DB9
2.45073725 MATIC
175170452021-08-02 1:07:07969 days ago1627866427
0x1A1343c3...0f9573DB9
2.45073725 MATIC
173461442021-07-28 3:24:29974 days ago1627442669  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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