ETH Price: $1,616.92 (+1.61%)
Gas: 11 Gwei
 

Multi Chain

Transaction Hash
Method
Block
From
To
Value
Exec Transaction181200482023-09-12 11:47:3515 days 21 hrs ago1694519255IN
dYdX: Grants Program Multisig
0 ETH0.0011015212.63463588
Exec Transaction181096532023-09-11 0:51:1117 days 7 hrs ago1694393471IN
dYdX: Grants Program Multisig
0 ETH0.0009441610.35573694
Exec Transaction180889092023-09-08 3:05:5920 days 5 hrs ago1694142359IN
dYdX: Grants Program Multisig
0 ETH0.0010607211.40555102
Exec Transaction180868122023-09-07 20:04:1120 days 12 hrs ago1694117051IN
dYdX: Grants Program Multisig
0 ETH0.0032772435.32542486
Exec Transaction180333152023-08-31 8:19:1128 days 31 mins ago1693469951IN
dYdX: Grants Program Multisig
0 ETH0.0016053717.41702585
Exec Transaction178385502023-08-04 2:09:5955 days 6 hrs ago1691114999IN
dYdX: Grants Program Multisig
0 ETH0.00917415.08334715
Exec Transaction175934792023-06-30 17:08:4789 days 15 hrs ago1688144927IN
dYdX: Grants Program Multisig
0 ETH0.0333662445.82010442
Exec Transaction175070992023-06-18 13:56:23101 days 18 hrs ago1687096583IN
dYdX: Grants Program Multisig
0 ETH0.008489719.48208207
Exec Transaction174073842023-06-04 12:56:59115 days 19 hrs ago1685883419IN
dYdX: Grants Program Multisig
0 ETH0.0074728921
Exec Transaction171747882023-05-02 18:13:23148 days 14 hrs ago1683051203IN
dYdX: Grants Program Multisig
0 ETH0.0122728596.50820779
Exec Transaction171681312023-05-01 19:44:47149 days 13 hrs ago1682970287IN
dYdX: Grants Program Multisig
0 ETH0.04675387105
Exec Transaction171681202023-05-01 19:42:35149 days 13 hrs ago1682970155IN
dYdX: Grants Program Multisig
0 ETH0.0063545799.59687531
Exec Transaction169487332023-03-31 17:42:35180 days 15 hrs ago1680284555IN
dYdX: Grants Program Multisig
0 ETH0.0197457727.40059171
Exec Transaction167497712023-03-03 18:30:35208 days 14 hrs ago1677868235IN
dYdX: Grants Program Multisig
0 ETH0.0198166131.37978766
Exec Transaction167001022023-02-24 18:55:11215 days 13 hrs ago1677264911IN
dYdX: Grants Program Multisig
0 ETH0.0062931826.79855495
Exec Transaction167000942023-02-24 18:53:35215 days 13 hrs ago1677264815IN
dYdX: Grants Program Multisig
0 ETH0.0158828429.60769968
Exec Transaction166934122023-02-23 20:16:23216 days 12 hrs ago1677183383IN
dYdX: Grants Program Multisig
0 ETH0.003346645
Exec Transaction166933942023-02-23 20:12:47216 days 12 hrs ago1677183167IN
dYdX: Grants Program Multisig
0 ETH0.0036392848.93547905
Exec Transaction166932432023-02-23 19:41:47216 days 13 hrs ago1677181307IN
dYdX: Grants Program Multisig
0 ETH0.0036499839.32537703
Exec Transaction165351212023-02-01 16:21:11238 days 16 hrs ago1675268471IN
dYdX: Grants Program Multisig
0 ETH0.0055014122.09705356
Exec Transaction165350902023-02-01 16:14:59238 days 16 hrs ago1675268099IN
dYdX: Grants Program Multisig
0 ETH0.0251931525.94597982
Exec Transaction163549782023-01-07 12:43:11263 days 20 hrs ago1673095391IN
dYdX: Grants Program Multisig
0 ETH0.0100510215.33856716
Exec Transaction162353642022-12-21 20:07:59280 days 12 hrs ago1671653279IN
dYdX: Grants Program Multisig
0 ETH0.0032801726.54081049
Exec Transaction161927052022-12-15 21:13:23286 days 11 hrs ago1671138803IN
dYdX: Grants Program Multisig
0 ETH0.0177483725.66421914
Exec Transaction160922112022-12-01 20:02:23300 days 12 hrs ago1669924943IN
dYdX: Grants Program Multisig
0 ETH0.018281726.84298394
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Latest 2 internal transactions

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139515162022-01-06 11:14:03629 days 21 hrs ago1641467643
dYdX: Grants Program Multisig
0.01 ETH
138179822021-12-16 19:07:26650 days 13 hrs ago1639681646  Contract Creation0 ETH
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Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0xDaB5dc...ba42d2a6
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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