Goerli Testnet

Contract

0x7E639163e1A98685c88cbA719c9456087922Af39
Transaction Hash
Method
Block
From
To
Value
Deposit ETH103946992024-01-18 13:55:0045 days ago1705586100IN
0x7E639163...87922Af39
0.5 ETH0.000214381.50000001
Deposit ETH103946982024-01-18 13:54:3645 days ago1705586076IN
0x7E639163...87922Af39
0.2 ETH0.000214381.50000001
Deposit ETH98867182023-10-18 6:10:12137 days ago1697609412IN
0x7E639163...87922Af39
0.01 ETH0.000214381.5
Deposit ETH98867182023-10-18 6:10:12137 days ago1697609412IN
0x7E639163...87922Af39
0.01 ETH0.000214381.5
Deposit ETH96397082023-09-05 6:18:24180 days ago1693894704IN
0x7E639163...87922Af39
0.002 ETH0.000214381.5
Deposit ETH96334292023-09-04 3:59:48181 days ago1693799988IN
0x7E639163...87922Af39
0.02950499 ETH0.000214381.50000001
Deposit ETH96327672023-09-04 1:15:12181 days ago1693790112IN
0x7E639163...87922Af39
0.03 ETH0.000214381.5
Deposit ETH96276542023-09-03 3:59:36182 days ago1693713576IN
0x7E639163...87922Af39
0.03 ETH0.000214381.5
Deposit ETH96269062023-09-03 0:54:48182 days ago1693702488IN
0x7E639163...87922Af39
0.03 ETH0.000214381.5
Deposit ETH96223872023-09-02 5:58:12183 days ago1693634292IN
0x7E639163...87922Af39
0.15 ETH0.000214381.5
Deposit ETH96175722023-09-01 9:29:48184 days ago1693560588IN
0x7E639163...87922Af39
0.1 ETH0.000214381.50000001
Deposit ETH96170572023-09-01 7:17:24184 days ago1693552644IN
0x7E639163...87922Af39
0.1 ETH0.000214381.50000002
Deposit ETH96170492023-09-01 7:15:36184 days ago1693552536IN
0x7E639163...87922Af39
0.1 ETH0.000214381.50000001
Deposit ETH96168922023-09-01 6:33:24184 days ago1693550004IN
0x7E639163...87922Af39
2.6 ETH0.000214381.50000001
Deposit ETH96167992023-09-01 6:11:12184 days ago1693548672IN
0x7E639163...87922Af39
1 ETH0.000285852.00000001
Deposit ETH96158612023-09-01 2:20:24184 days ago1693534824IN
0x7E639163...87922Af39
0.01 ETH0.000214381.5
Deposit ETH96157172023-09-01 1:47:24184 days ago1693532844IN
0x7E639163...87922Af39
0.00950498 ETH0.000214381.5
Deposit ETH96156962023-09-01 1:42:00184 days ago1693532520IN
0x7E639163...87922Af39
0.02 ETH0.000214381.5
Deposit ETH96151542023-08-31 23:28:00185 days ago1693524480IN
0x7E639163...87922Af39
0.1 ETH0.000214381.5
Deposit ETH96150922023-08-31 23:13:48185 days ago1693523628IN
0x7E639163...87922Af39
0.1 ETH0.000214381.50000001
Deposit ETH96133562023-08-31 15:46:36185 days ago1693496796IN
0x7E639163...87922Af39
0.1 ETH0.000285852.00000001
Deposit ETH96120602023-08-31 10:23:00185 days ago1693477380IN
0x7E639163...87922Af39
0.02 ETH0.000214381.5000023
Deposit ETH96118332023-08-31 9:26:36185 days ago1693473996IN
0x7E639163...87922Af39
0.2 ETH0.000214381.5000012
Deposit ETH96114912023-08-31 7:57:12185 days ago1693468632IN
0x7E639163...87922Af39
0.1 ETH0.000214381.5000012
Deposit ETH96113242023-08-31 7:13:24185 days ago1693466004IN
0x7E639163...87922Af39
0.1 ETH0.000214381.50000091
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Latest 25 internal transactions (View All)

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Parent Txn Hash Block From To Value
103946992024-01-18 13:55:0045 days ago1705586100
0x7E639163...87922Af39
0 ETH
103946992024-01-18 13:55:0045 days ago1705586100
0x7E639163...87922Af39
0.5 ETH
103946992024-01-18 13:55:0045 days ago1705586100
0x7E639163...87922Af39
0 ETH
103946982024-01-18 13:54:3645 days ago1705586076
0x7E639163...87922Af39
0 ETH
103946982024-01-18 13:54:3645 days ago1705586076
0x7E639163...87922Af39
0.2 ETH
103946982024-01-18 13:54:3645 days ago1705586076
0x7E639163...87922Af39
0 ETH
99265762023-10-25 4:14:24130 days ago1698207264
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0.01 ETH
99265762023-10-25 4:14:24130 days ago1698207264
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0 ETH
99265762023-10-25 4:14:24130 days ago1698207264
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99265762023-10-25 4:14:24130 days ago1698207264
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99265762023-10-25 4:14:24130 days ago1698207264
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98867182023-10-18 6:10:12137 days ago1697609412
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98867182023-10-18 6:10:12137 days ago1697609412
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0.01 ETH
98867182023-10-18 6:10:12137 days ago1697609412
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0 ETH
98867182023-10-18 6:10:12137 days ago1697609412
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98867182023-10-18 6:10:12137 days ago1697609412
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0.01 ETH
98867182023-10-18 6:10:12137 days ago1697609412
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0 ETH
96397082023-09-05 6:18:24180 days ago1693894704
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0 ETH
96397082023-09-05 6:18:24180 days ago1693894704
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0.002 ETH
96397082023-09-05 6:18:24180 days ago1693894704
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0 ETH
96397012023-09-05 6:16:36180 days ago1693894596
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96397012023-09-05 6:16:36180 days ago1693894596
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96397012023-09-05 6:16:36180 days ago1693894596
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96397012023-09-05 6:16:36180 days ago1693894596
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96397012023-09-05 6:16:36180 days ago1693894596
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Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0xf410c7D1...e47696039
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
L1ChugSplashProxy

Compiler Version
v0.8.9+commit.e5eed63a

Optimization Enabled:
Yes with 10000 runs

Other Settings:
default evmVersion, MIT license

Contract Source Code (Solidity Standard Json-Input format)

File 1 of 2 : L1ChugSplashProxy.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;

import { iL1ChugSplashDeployer } from "./interfaces/iL1ChugSplashDeployer.sol";

/**
 * @title L1ChugSplashProxy
 * @dev Basic ChugSplash proxy contract for L1. Very close to being a normal proxy but has added
 * functions `setCode` and `setStorage` for changing the code or storage of the contract. Nifty!
 *
 * Note for future developers: do NOT make anything in this contract 'public' unless you know what
 * you're doing. Anything public can potentially have a function signature that conflicts with a
 * signature attached to the implementation contract. Public functions SHOULD always have the
 * 'proxyCallIfNotOwner' modifier unless there's some *really* good reason not to have that
 * modifier. And there almost certainly is not a good reason to not have that modifier. Beware!
 */
contract L1ChugSplashProxy {
    /*************
     * Constants *
     *************/

    // "Magic" prefix. When prepended to some arbitrary bytecode and used to create a contract, the
    // appended bytecode will be deployed as given.
    bytes13 internal constant DEPLOY_CODE_PREFIX = 0x600D380380600D6000396000f3;

    // bytes32(uint256(keccak256('eip1967.proxy.implementation')) - 1)
    bytes32 internal constant IMPLEMENTATION_KEY =
        0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;

    // bytes32(uint256(keccak256('eip1967.proxy.admin')) - 1)
    bytes32 internal constant OWNER_KEY =
        0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103;

    /***************
     * Constructor *
     ***************/

    /**
     * @param _owner Address of the initial contract owner.
     */
    constructor(address _owner) {
        _setOwner(_owner);
    }

    /**********************
     * Function Modifiers *
     **********************/

    /**
     * Blocks a function from being called when the parent signals that the system should be paused
     * via an isUpgrading function.
     */
    modifier onlyWhenNotPaused() {
        address owner = _getOwner();

        // We do a low-level call because there's no guarantee that the owner actually *is* an
        // L1ChugSplashDeployer contract and Solidity will throw errors if we do a normal call and
        // it turns out that it isn't the right type of contract.
        (bool success, bytes memory returndata) = owner.staticcall(
            abi.encodeWithSelector(iL1ChugSplashDeployer.isUpgrading.selector)
        );

        // If the call was unsuccessful then we assume that there's no "isUpgrading" method and we
        // can just continue as normal. We also expect that the return value is exactly 32 bytes
        // long. If this isn't the case then we can safely ignore the result.
        if (success && returndata.length == 32) {
            // Although the expected value is a *boolean*, it's safer to decode as a uint256 in the
            // case that the isUpgrading function returned something other than 0 or 1. But we only
            // really care about the case where this value is 0 (= false).
            uint256 ret = abi.decode(returndata, (uint256));
            require(ret == 0, "L1ChugSplashProxy: system is currently being upgraded");
        }

        _;
    }

    /**
     * Makes a proxy call instead of triggering the given function when the caller is either the
     * owner or the zero address. Caller can only ever be the zero address if this function is
     * being called off-chain via eth_call, which is totally fine and can be convenient for
     * client-side tooling. Avoids situations where the proxy and implementation share a sighash
     * and the proxy function ends up being called instead of the implementation one.
     *
     * Note: msg.sender == address(0) can ONLY be triggered off-chain via eth_call. If there's a
     * way for someone to send a transaction with msg.sender == address(0) in any real context then
     * we have much bigger problems. Primary reason to include this additional allowed sender is
     * because the owner address can be changed dynamically and we do not want clients to have to
     * keep track of the current owner in order to make an eth_call that doesn't trigger the
     * proxied contract.
     */
    // slither-disable-next-line incorrect-modifier
    modifier proxyCallIfNotOwner() {
        if (msg.sender == _getOwner() || msg.sender == address(0)) {
            _;
        } else {
            // This WILL halt the call frame on completion.
            _doProxyCall();
        }
    }

    /*********************
     * Fallback Function *
     *********************/

    // slither-disable-next-line locked-ether
    fallback() external payable {
        // Proxy call by default.
        _doProxyCall();
    }

    /********************
     * Public Functions *
     ********************/

    /**
     * Sets the code that should be running behind this proxy. Note that this scheme is a bit
     * different from the standard proxy scheme where one would typically deploy the code
     * separately and then set the implementation address. We're doing it this way because it gives
     * us a lot more freedom on the client side. Can only be triggered by the contract owner.
     * @param _code New contract code to run inside this contract.
     */
    // slither-disable-next-line external-function
    function setCode(bytes memory _code) public proxyCallIfNotOwner {
        // Get the code hash of the current implementation.
        address implementation = _getImplementation();

        // If the code hash matches the new implementation then we return early.
        if (keccak256(_code) == _getAccountCodeHash(implementation)) {
            return;
        }

        // Create the deploycode by appending the magic prefix.
        bytes memory deploycode = abi.encodePacked(DEPLOY_CODE_PREFIX, _code);

        // Deploy the code and set the new implementation address.
        address newImplementation;
        assembly {
            newImplementation := create(0x0, add(deploycode, 0x20), mload(deploycode))
        }

        // Check that the code was actually deployed correctly. I'm not sure if you can ever
        // actually fail this check. Should only happen if the contract creation from above runs
        // out of gas but this parent execution thread does NOT run out of gas. Seems like we
        // should be doing this check anyway though.
        require(
            _getAccountCodeHash(newImplementation) == keccak256(_code),
            "L1ChugSplashProxy: code was not correctly deployed."
        );

        _setImplementation(newImplementation);
    }

    /**
     * Modifies some storage slot within the proxy contract. Gives us a lot of power to perform
     * upgrades in a more transparent way. Only callable by the owner.
     * @param _key Storage key to modify.
     * @param _value New value for the storage key.
     */
    // slither-disable-next-line external-function
    function setStorage(bytes32 _key, bytes32 _value) public proxyCallIfNotOwner {
        assembly {
            sstore(_key, _value)
        }
    }

    /**
     * Changes the owner of the proxy contract. Only callable by the owner.
     * @param _owner New owner of the proxy contract.
     */
    // slither-disable-next-line external-function
    function setOwner(address _owner) public proxyCallIfNotOwner {
        _setOwner(_owner);
    }

    /**
     * Queries the owner of the proxy contract. Can only be called by the owner OR by making an
     * eth_call and setting the "from" address to address(0).
     * @return Owner address.
     */
    // slither-disable-next-line external-function
    function getOwner() public proxyCallIfNotOwner returns (address) {
        return _getOwner();
    }

    /**
     * Queries the implementation address. Can only be called by the owner OR by making an
     * eth_call and setting the "from" address to address(0).
     * @return Implementation address.
     */
    // slither-disable-next-line external-function
    function getImplementation() public proxyCallIfNotOwner returns (address) {
        return _getImplementation();
    }

    /**********************
     * Internal Functions *
     **********************/

    /**
     * Sets the implementation address.
     * @param _implementation New implementation address.
     */
    function _setImplementation(address _implementation) internal {
        assembly {
            sstore(IMPLEMENTATION_KEY, _implementation)
        }
    }

    /**
     * Queries the implementation address.
     * @return Implementation address.
     */
    function _getImplementation() internal view returns (address) {
        address implementation;
        assembly {
            implementation := sload(IMPLEMENTATION_KEY)
        }
        return implementation;
    }

    /**
     * Changes the owner of the proxy contract.
     * @param _owner New owner of the proxy contract.
     */
    function _setOwner(address _owner) internal {
        assembly {
            sstore(OWNER_KEY, _owner)
        }
    }

    /**
     * Queries the owner of the proxy contract.
     * @return Owner address.
     */
    function _getOwner() internal view returns (address) {
        address owner;
        assembly {
            owner := sload(OWNER_KEY)
        }
        return owner;
    }

    /**
     * Gets the code hash for a given account.
     * @param _account Address of the account to get a code hash for.
     * @return Code hash for the account.
     */
    function _getAccountCodeHash(address _account) internal view returns (bytes32) {
        bytes32 codeHash;
        assembly {
            codeHash := extcodehash(_account)
        }
        return codeHash;
    }

    /**
     * Performs the proxy call via a delegatecall.
     */
    function _doProxyCall() internal onlyWhenNotPaused {
        address implementation = _getImplementation();

        require(implementation != address(0), "L1ChugSplashProxy: implementation is not set yet");

        assembly {
            // Copy calldata into memory at 0x0....calldatasize.
            calldatacopy(0x0, 0x0, calldatasize())

            // Perform the delegatecall, make sure to pass all available gas.
            let success := delegatecall(gas(), implementation, 0x0, calldatasize(), 0x0, 0x0)

            // Copy returndata into memory at 0x0....returndatasize. Note that this *will*
            // overwrite the calldata that we just copied into memory but that doesn't really
            // matter because we'll be returning in a second anyway.
            returndatacopy(0x0, 0x0, returndatasize())

            // Success == 0 means a revert. We'll revert too and pass the data up.
            if iszero(success) {
                revert(0x0, returndatasize())
            }

            // Otherwise we'll just return and pass the data up.
            return(0x0, returndatasize())
        }
    }
}

File 2 of 2 : iL1ChugSplashDeployer.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.9;

/**
 * @title iL1ChugSplashDeployer
 */
interface iL1ChugSplashDeployer {
    function isUpgrading() external view returns (bool);
}

Settings
{
  "evmVersion": "london",
  "libraries": {},
  "metadata": {
    "bytecodeHash": "ipfs",
    "useLiteralContent": true
  },
  "optimizer": {
    "enabled": true,
    "runs": 10000
  },
  "remappings": [],
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

Contract ABI

[{"inputs":[{"internalType":"address","name":"_owner","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"getImplementation","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"getOwner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes","name":"_code","type":"bytes"}],"name":"setCode","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_owner","type":"address"}],"name":"setOwner","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_key","type":"bytes32"},{"internalType":"bytes32","name":"_value","type":"bytes32"}],"name":"setStorage","outputs":[],"stateMutability":"nonpayable","type":"function"}]

Deployed Bytecode

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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.