ETH Price: $2,955.39 (+0.18%)

Contract

0x3fE38087A94903A9D946fa1915e1772fe611000f

Overview

ETH Balance

0 ETH

ETH Value

$0.00

More Info

Private Name Tags

Multichain Info

No addresses found
Transaction Hash
Block
From
To
Create Proxy1181588002023-08-04 18:52:54903 days ago1691175174IN
0x3fE38087...fe611000f
0 ETH0.00004390.1
Get Salt1039125052023-06-22 22:55:57946 days ago1687474557IN
0x3fE38087...fe611000f
0 ETH0.000040790.1
Create Proxy1032978882023-06-21 3:29:23947 days ago1687318163IN
0x3fE38087...fe611000f
0 ETH0.000046990.1
Create Proxy875225432023-05-05 10:42:17994 days ago1683283337IN
0x3fE38087...fe611000f
0 ETH0.000138250.1
Transfer473045472022-12-19 11:30:431131 days ago1671449443IN
0x3fE38087...fe611000f
0 ETH0.00001490.1
Create Proxy293644582022-10-10 6:24:591201 days ago1665383099IN
0x3fE38087...fe611000f
0 ETH0.000058440.1
Initialize21092021-06-15 19:08:251683 days ago1623784105IN
0x3fE38087...fe611000f
0 ETH0.000117820644 ETH0.13782336

Latest 25 internal transactions (View All)

Parent Transaction Hash Block From To
4244589542026-01-23 17:59:108 hrs ago1769191150
0x3fE38087...fe611000f
 Contract Creation0 ETH
4234368232026-01-20 19:03:023 days ago1768935782
0x3fE38087...fe611000f
 Contract Creation0 ETH
4233043102026-01-20 9:52:403 days ago1768902760
0x3fE38087...fe611000f
 Contract Creation0 ETH
4206736492026-01-12 19:09:3111 days ago1768244971
0x3fE38087...fe611000f
 Contract Creation0 ETH
4175368002026-01-03 17:27:0820 days ago1767461228
0x3fE38087...fe611000f
 Contract Creation0 ETH
4171033792026-01-02 11:22:1821 days ago1767352938
0x3fE38087...fe611000f
 Contract Creation0 ETH
4129911942025-12-21 14:02:1833 days ago1766325738
0x3fE38087...fe611000f
 Contract Creation0 ETH
4113460322025-12-16 19:54:1138 days ago1765914851
0x3fE38087...fe611000f
 Contract Creation0 ETH
4110858272025-12-16 1:52:3639 days ago1765849956
0x3fE38087...fe611000f
 Contract Creation0 ETH
4092001192025-12-10 15:06:1444 days ago1765379174
0x3fE38087...fe611000f
 Contract Creation0 ETH
4067119312025-12-03 10:43:5551 days ago1764758635
0x3fE38087...fe611000f
 Contract Creation0 ETH
4053325272025-11-29 11:09:2355 days ago1764414563
0x3fE38087...fe611000f
 Contract Creation0 ETH
4020663432025-11-20 0:23:0765 days ago1763598187
0x3fE38087...fe611000f
 Contract Creation0 ETH
3999618612025-11-13 22:15:0071 days ago1763072100
0x3fE38087...fe611000f
 Contract Creation0 ETH
3993189802025-11-12 1:39:5173 days ago1762911591
0x3fE38087...fe611000f
 Contract Creation0 ETH
3992836762025-11-11 23:12:5073 days ago1762902770
0x3fE38087...fe611000f
 Contract Creation0 ETH
3985238422025-11-09 18:31:0075 days ago1762713060
0x3fE38087...fe611000f
 Contract Creation0 ETH
3977981072025-11-07 16:10:1377 days ago1762531813
0x3fE38087...fe611000f
 Contract Creation0 ETH
3977904012025-11-07 15:38:1377 days ago1762529893
0x3fE38087...fe611000f
 Contract Creation0 ETH
3966243822025-11-04 6:47:1680 days ago1762238836
0x3fE38087...fe611000f
 Contract Creation0 ETH
3965090302025-11-03 22:47:1181 days ago1762210031
0x3fE38087...fe611000f
 Contract Creation0 ETH
3960383342025-11-02 14:08:4782 days ago1762092527
0x3fE38087...fe611000f
 Contract Creation0 ETH
3930177602025-10-24 20:39:0491 days ago1761338344
0x3fE38087...fe611000f
 Contract Creation0 ETH
3904715362025-10-17 11:54:1398 days ago1760702053
0x3fE38087...fe611000f
 Contract Creation0 ETH
3903761132025-10-17 5:17:2398 days ago1760678243
0x3fE38087...fe611000f
 Contract Creation0 ETH
View All Internal Transactions

Cross-Chain Transactions
Loading...
Loading

Contract Source Code Verified (Exact Match)

Contract Name:
BeaconProxyFactory

Compiler Version
v0.6.11+commit.5ef660b1

Optimization Enabled:
Yes with 100 runs

Other Settings:
default evmVersion
// SPDX-License-Identifier: Apache-2.0

pragma solidity >=0.6.0 <0.8.0;

import "@openzeppelin/contracts/proxy/BeaconProxy.sol";
import "@openzeppelin/contracts/proxy/UpgradeableBeacon.sol";
import "@openzeppelin/contracts/utils/Create2.sol";

interface ProxySetter {
    function beacon() external view returns (address);
}

contract ClonableBeaconProxy is BeaconProxy {
    constructor() public BeaconProxy(ProxySetter(msg.sender).beacon(), "") {}
}

contract BeaconProxyFactory is ProxySetter {
    bytes32 public constant cloneableProxyHash = keccak256(type(ClonableBeaconProxy).creationCode);

    /**
     * @notice utility function used in ClonableBeaconProxy.
     * @dev this method makes it possible to use ClonableBeaconProxy.creationCode without encoding constructor parameters
     * @return the beacon to be used by the proxy contract.
     */
    address public override beacon;

    function initialize(address _beacon) external {
        require(_beacon != address(0), "INVALID_BEACON");
        require(beacon == address(0), "ALREADY_INIT");
        beacon = _beacon;
    }

    function getSalt(address user, bytes32 userSalt) public pure returns (bytes32) {
        return keccak256(abi.encode(user, userSalt));
    }

    function createProxy(bytes32 userSalt) external returns (address) {
        // consumer should check if createdContract == address(0), ie fail deploy
        bytes32 salt = getSalt(msg.sender, userSalt);
        address createdContract = address(new ClonableBeaconProxy{ salt: salt }());
        return createdContract;
    }

    function calculateExpectedAddress(address user, bytes32 userSalt)
        public
        view
        returns (address)
    {
        bytes32 salt = getSalt(user, userSalt);
        return Create2.computeAddress(salt, cloneableProxyHash, address(this));
    }

    function calculateExpectedAddress(bytes32 salt) public view returns (address) {
        return Create2.computeAddress(salt, cloneableProxyHash, address(this));
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

import "./Proxy.sol";
import "../utils/Address.sol";
import "./IBeacon.sol";

/**
 * @dev This contract implements a proxy that gets the implementation address for each call from a {UpgradeableBeacon}.
 *
 * The beacon address is stored in storage slot `uint256(keccak256('eip1967.proxy.beacon')) - 1`, so that it doesn't
 * conflict with the storage layout of the implementation behind the proxy.
 *
 * _Available since v3.4._
 */
contract BeaconProxy is Proxy {
    /**
     * @dev The storage slot of the UpgradeableBeacon contract which defines the implementation for this proxy.
     * This is bytes32(uint256(keccak256('eip1967.proxy.beacon')) - 1)) and is validated in the constructor.
     */
    bytes32 private constant _BEACON_SLOT = 0xa3f0ad74e5423aebfd80d3ef4346578335a9a72aeaee59ff6cb3582b35133d50;

    /**
     * @dev Initializes the proxy with `beacon`.
     *
     * If `data` is nonempty, it's used as data in a delegate call to the implementation returned by the beacon. This
     * will typically be an encoded function call, and allows initializating the storage of the proxy like a Solidity
     * constructor.
     *
     * Requirements:
     *
     * - `beacon` must be a contract with the interface {IBeacon}.
     */
    constructor(address beacon, bytes memory data) public payable {
        assert(_BEACON_SLOT == bytes32(uint256(keccak256("eip1967.proxy.beacon")) - 1));
        _setBeacon(beacon, data);
    }

    /**
     * @dev Returns the current beacon address.
     */
    function _beacon() internal view virtual returns (address beacon) {
        bytes32 slot = _BEACON_SLOT;
        // solhint-disable-next-line no-inline-assembly
        assembly {
            beacon := sload(slot)
        }
    }

    /**
     * @dev Returns the current implementation address of the associated beacon.
     */
    function _implementation() internal view virtual override returns (address) {
        return IBeacon(_beacon()).implementation();
    }

    /**
     * @dev Changes the proxy to use a new beacon.
     *
     * If `data` is nonempty, it's used as data in a delegate call to the implementation returned by the beacon.
     *
     * Requirements:
     *
     * - `beacon` must be a contract.
     * - The implementation returned by `beacon` must be a contract.
     */
    function _setBeacon(address beacon, bytes memory data) internal virtual {
        require(
            Address.isContract(beacon),
            "BeaconProxy: beacon is not a contract"
        );
        require(
            Address.isContract(IBeacon(beacon).implementation()),
            "BeaconProxy: beacon implementation is not a contract"
        );
        bytes32 slot = _BEACON_SLOT;

        // solhint-disable-next-line no-inline-assembly
        assembly {
            sstore(slot, beacon)
        }

        if (data.length > 0) {
            Address.functionDelegateCall(_implementation(), data, "BeaconProxy: function call failed");
        }
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

import "./IBeacon.sol";
import "../access/Ownable.sol";
import "../utils/Address.sol";

/**
 * @dev This contract is used in conjunction with one or more instances of {BeaconProxy} to determine their
 * implementation contract, which is where they will delegate all function calls.
 *
 * An owner is able to change the implementation the beacon points to, thus upgrading the proxies that use this beacon.
 */
contract UpgradeableBeacon is IBeacon, Ownable {
    address private _implementation;

    /**
     * @dev Emitted when the implementation returned by the beacon is changed.
     */
    event Upgraded(address indexed implementation);

    /**
     * @dev Sets the address of the initial implementation, and the deployer account as the owner who can upgrade the
     * beacon.
     */
    constructor(address implementation_) public {
        _setImplementation(implementation_);
    }

    /**
     * @dev Returns the current implementation address.
     */
    function implementation() public view virtual override returns (address) {
        return _implementation;
    }

    /**
     * @dev Upgrades the beacon to a new implementation.
     *
     * Emits an {Upgraded} event.
     *
     * Requirements:
     *
     * - msg.sender must be the owner of the contract.
     * - `newImplementation` must be a contract.
     */
    function upgradeTo(address newImplementation) public virtual onlyOwner {
        _setImplementation(newImplementation);
        emit Upgraded(newImplementation);
    }

    /**
     * @dev Sets the implementation contract address for this beacon
     *
     * Requirements:
     *
     * - `newImplementation` must be a contract.
     */
    function _setImplementation(address newImplementation) private {
        require(Address.isContract(newImplementation), "UpgradeableBeacon: implementation is not a contract");
        _implementation = newImplementation;
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

/**
 * @dev Helper to make usage of the `CREATE2` EVM opcode easier and safer.
 * `CREATE2` can be used to compute in advance the address where a smart
 * contract will be deployed, which allows for interesting new mechanisms known
 * as 'counterfactual interactions'.
 *
 * See the https://eips.ethereum.org/EIPS/eip-1014#motivation[EIP] for more
 * information.
 */
library Create2 {
    /**
     * @dev Deploys a contract using `CREATE2`. The address where the contract
     * will be deployed can be known in advance via {computeAddress}.
     *
     * The bytecode for a contract can be obtained from Solidity with
     * `type(contractName).creationCode`.
     *
     * Requirements:
     *
     * - `bytecode` must not be empty.
     * - `salt` must have not been used for `bytecode` already.
     * - the factory must have a balance of at least `amount`.
     * - if `amount` is non-zero, `bytecode` must have a `payable` constructor.
     */
    function deploy(uint256 amount, bytes32 salt, bytes memory bytecode) internal returns (address) {
        address addr;
        require(address(this).balance >= amount, "Create2: insufficient balance");
        require(bytecode.length != 0, "Create2: bytecode length is zero");
        // solhint-disable-next-line no-inline-assembly
        assembly {
            addr := create2(amount, add(bytecode, 0x20), mload(bytecode), salt)
        }
        require(addr != address(0), "Create2: Failed on deploy");
        return addr;
    }

    /**
     * @dev Returns the address where a contract will be stored if deployed via {deploy}. Any change in the
     * `bytecodeHash` or `salt` will result in a new destination address.
     */
    function computeAddress(bytes32 salt, bytes32 bytecodeHash) internal view returns (address) {
        return computeAddress(salt, bytecodeHash, address(this));
    }

    /**
     * @dev Returns the address where a contract will be stored if deployed via {deploy} from a contract located at
     * `deployer`. If `deployer` is this contract's address, returns the same value as {computeAddress}.
     */
    function computeAddress(bytes32 salt, bytes32 bytecodeHash, address deployer) internal pure returns (address) {
        bytes32 _data = keccak256(
            abi.encodePacked(bytes1(0xff), deployer, salt, bytecodeHash)
        );
        return address(uint160(uint256(_data)));
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

/**
 * @dev This abstract contract provides a fallback function that delegates all calls to another contract using the EVM
 * instruction `delegatecall`. We refer to the second contract as the _implementation_ behind the proxy, and it has to
 * be specified by overriding the virtual {_implementation} function.
 *
 * Additionally, delegation to the implementation can be triggered manually through the {_fallback} function, or to a
 * different contract through the {_delegate} function.
 *
 * The success and return data of the delegated call will be returned back to the caller of the proxy.
 */
abstract contract Proxy {
    /**
     * @dev Delegates the current call to `implementation`.
     *
     * This function does not return to its internall call site, it will return directly to the external caller.
     */
    function _delegate(address implementation) internal virtual {
        // solhint-disable-next-line no-inline-assembly
        assembly {
            // Copy msg.data. We take full control of memory in this inline assembly
            // block because it will not return to Solidity code. We overwrite the
            // Solidity scratch pad at memory position 0.
            calldatacopy(0, 0, calldatasize())

            // Call the implementation.
            // out and outsize are 0 because we don't know the size yet.
            let result := delegatecall(gas(), implementation, 0, calldatasize(), 0, 0)

            // Copy the returned data.
            returndatacopy(0, 0, returndatasize())

            switch result
            // delegatecall returns 0 on error.
            case 0 { revert(0, returndatasize()) }
            default { return(0, returndatasize()) }
        }
    }

    /**
     * @dev This is a virtual function that should be overriden so it returns the address to which the fallback function
     * and {_fallback} should delegate.
     */
    function _implementation() internal view virtual returns (address);

    /**
     * @dev Delegates the current call to the address returned by `_implementation()`.
     *
     * This function does not return to its internall call site, it will return directly to the external caller.
     */
    function _fallback() internal virtual {
        _beforeFallback();
        _delegate(_implementation());
    }

    /**
     * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if no other
     * function in the contract matches the call data.
     */
    fallback () external payable virtual {
        _fallback();
    }

    /**
     * @dev Fallback function that delegates calls to the address returned by `_implementation()`. Will run if call data
     * is empty.
     */
    receive () external payable virtual {
        _fallback();
    }

    /**
     * @dev Hook that is called before falling back to the implementation. Can happen as part of a manual `_fallback`
     * call, or as part of the Solidity `fallback` or `receive` functions.
     *
     * If overriden should call `super._beforeFallback()`.
     */
    function _beforeFallback() internal virtual {
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.2 <0.8.0;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize, which returns 0 for contracts in
        // construction, since the code is only stored at the end of the
        // constructor execution.

        uint256 size;
        // solhint-disable-next-line no-inline-assembly
        assembly { size := extcodesize(account) }
        return size > 0;
    }

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        // solhint-disable-next-line avoid-low-level-calls, avoid-call-value
        (bool success, ) = recipient.call{ value: amount }("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain`call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
      return functionCall(target, data, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value, string memory errorMessage) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        require(isContract(target), "Address: call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.call{ value: value }(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data, string memory errorMessage) internal view returns (bytes memory) {
        require(isContract(target), "Address: static call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.staticcall(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data, string memory errorMessage) internal returns (bytes memory) {
        require(isContract(target), "Address: delegate call to non-contract");

        // solhint-disable-next-line avoid-low-level-calls
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return _verifyCallResult(success, returndata, errorMessage);
    }

    function _verifyCallResult(bool success, bytes memory returndata, string memory errorMessage) private pure returns(bytes memory) {
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly

                // solhint-disable-next-line no-inline-assembly
                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

/**
 * @dev This is the interface that {BeaconProxy} expects of its beacon.
 */
interface IBeacon {
    /**
     * @dev Must return an address that can be used as a delegate call target.
     *
     * {BeaconProxy} will check that this address is a contract.
     */
    function implementation() external view returns (address);
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

import "../utils/Context.sol";
/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor () internal {
        address msgSender = _msgSender();
        _owner = msgSender;
        emit OwnershipTransferred(address(0), msgSender);
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        emit OwnershipTransferred(_owner, address(0));
        _owner = address(0);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        emit OwnershipTransferred(_owner, newOwner);
        _owner = newOwner;
    }
}

// SPDX-License-Identifier: MIT

pragma solidity >=0.6.0 <0.8.0;

/*
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with GSN meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address payable) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes memory) {
        this; // silence state mutability warning without generating bytecode - see https://github.com/ethereum/solidity/issues/2691
        return msg.data;
    }
}

Settings
{
  "optimizer": {
    "enabled": true,
    "runs": 100
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "metadata": {
    "useLiteralContent": true
  },
  "libraries": {}
}

Contract Security Audit

Contract ABI

API
[{"inputs":[],"name":"beacon","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"salt","type":"bytes32"}],"name":"calculateExpectedAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"user","type":"address"},{"internalType":"bytes32","name":"userSalt","type":"bytes32"}],"name":"calculateExpectedAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"cloneableProxyHash","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"userSalt","type":"bytes32"}],"name":"createProxy","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"user","type":"address"},{"internalType":"bytes32","name":"userSalt","type":"bytes32"}],"name":"getSalt","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"_beacon","type":"address"}],"name":"initialize","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

Deployed Bytecode

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

Block Transaction Difficulty Gas Used Reward
View All Blocks Produced

Block Uncle Number Difficulty Gas Used Reward
View All Uncles
Loading...
Loading
Loading...
Loading
Loading...
Loading

Validator Index Block Amount
View All Withdrawals

Transaction Hash Block Value Eth2 PubKey Valid
View All Deposits
Loading...
Loading
[ Download: CSV Export  ]
[ Download: CSV Export  ]

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.