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Contract

0xA284e606624e60d5e218cC2061bd85eD3E4f073f
 
Transaction Hash
Method
Block
From
To
Exec Transaction210689752024-10-29 4:42:1121 hrs ago1730176931IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.000907759.39534849
Exec Transaction210675482024-10-28 23:55:3526 hrs ago1730159735IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.000767388.91347375
Exec Transaction209462432024-10-12 1:27:2318 days ago1728696443IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.0015228210.92345813
Exec Transaction209389692024-10-11 1:02:2319 days ago1728608543IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.0009453810.98102187
Exec Transaction208740572024-10-01 23:54:2328 days ago1727826863IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.000654366.47259771
Exec Transaction208685112024-10-01 5:19:4728 days ago1727759987IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.0024193123.9360478
Exec Transaction208448852024-09-27 22:15:1132 days ago1727475311IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.001200368.61035964
Exec Transaction208440892024-09-27 19:35:4732 days ago1727465747IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.0059931162.03668184
Exec Transaction208433312024-09-27 17:03:4732 days ago1727456627IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.0018551723.33377717
Exec Transaction207804452024-09-18 22:25:1141 days ago1726698311IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.000572836.65371333
Exec Transaction206951162024-09-07 0:24:5953 days ago1725668699IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.000232751.90337647
Exec Transaction206317692024-08-29 4:10:1161 days ago1724904611IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.000167411.20076153
Exec Transaction205925842024-08-23 16:46:2367 days ago1724431583IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.000174992.28454987
Exec Transaction205925812024-08-23 16:45:4767 days ago1724431547IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.0002062.13241084
Exec Transaction205782422024-08-21 16:39:1169 days ago1724258351IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.000372853.86000787
Exec Transaction205693462024-08-20 10:50:2370 days ago1724151023IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.000185211.91722544
Exec Transaction205659672024-08-19 23:30:2371 days ago1724110223IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.000114071.32497176
Exec Transaction205368532024-08-15 21:57:3575 days ago1723759055IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.000347493.4380723
Exec Transaction205208792024-08-13 16:24:4777 days ago1723566287IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.000705926.51333486
Exec Transaction205208632024-08-13 16:21:3577 days ago1723566095IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.00060326.24472185
Exec Transaction205154822024-08-12 22:20:2378 days ago1723501223IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.000251712.48983535
Exec Transaction205126042024-08-12 12:42:3578 days ago1723466555IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.000858958.49629231
Exec Transaction205125862024-08-12 12:38:5978 days ago1723466339IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.000853239.34486054
Exec Transaction205078182024-08-11 20:40:3579 days ago1723408835IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.000397014.22259284
Exec Transaction204976112024-08-10 10:27:5980 days ago1723285679IN
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0 ETH0.000370622.65833022
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Latest 2 internal transactions

Advanced mode:
Parent Transaction Hash Block From To
205925842024-08-23 16:46:2367 days ago1724431583
Bamk.fi : Nakamoto Dollar (NUSD) Backing Address
0.01 ETH
198765262024-05-15 16:18:35167 days ago1715789915  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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