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0x31c34d2caf1b8e7e6163f516db553545c92d9a3806833aab2404f8964e8335c2 Collect Reward(pending)2026-02-19 13:35:032 days ago1771508103IN
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0 ETH(Pending)(Pending)
0xe8c3a7a2f87081a695a66526b3c732e346920dafb79a6d90a6806af684df74df Collect Reward(pending)2026-02-19 13:35:032 days ago1771508103IN
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0x7c8c44f5f8d7c335c405b8981438e6a6791c95e6fcb20d2fd6f2dfabbe99b91e Collect Reward(pending)2026-02-19 7:29:342 days ago1771486174IN
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0 ETH(Pending)(Pending)
0x3525eff0c69808d2135bbaa61235a46658e9607bfcca86593b3d7769b1dbd983 Collect Reward(pending)2026-02-19 7:29:302 days ago1771486170IN
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0xe82722148eae252685d3df5be3573c5a2571aec30f866c98450e8bf7852d5872 Collect Reward(pending)2026-02-19 4:53:163 days ago1771476796IN
stakefish: Fee Recipient
0 ETH(Pending)(Pending)
Update Validator...245105412026-02-22 6:13:1110 mins ago1771740791IN
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0 ETH0.000005240.03137114
Transfer245104092026-02-22 5:46:4736 mins ago1771739207IN
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0.00592158 ETH0.000000630.03000422
Transfer245103662026-02-22 5:38:1145 mins ago1771738691IN
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0.00737342 ETH0.000000620.02974968
Transfer245103652026-02-22 5:37:5945 mins ago1771738679IN
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0.00404567 ETH0.000000660.03145707
Transfer245100852026-02-22 4:41:591 hr ago1771735319IN
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0.00457637 ETH0.000000730.03504398
Update Validator...245099332026-02-22 4:11:352 hrs ago1771733495IN
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0 ETH0.000004880.02918908
Transfer245098582026-02-22 3:56:352 hrs ago1771732595IN
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0.00886419 ETH0.000000680.0326949
Transfer245097962026-02-22 3:44:112 hrs ago1771731851IN
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0.00549038 ETH0.000000640.03080476
Transfer245097822026-02-22 3:41:232 hrs ago1771731683IN
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0.00863586 ETH0.000000590.02836176
Transfer245097382026-02-22 3:32:232 hrs ago1771731143IN
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0.00753877 ETH0.000000650.03130847
Transfer245094792026-02-22 2:40:113 hrs ago1771728011IN
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0.00548293 ETH0.000000660.03156089
Transfer245094022026-02-22 2:24:473 hrs ago1771727087IN
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0.00925403 ETH0.000000690.03314939
Transfer245093562026-02-22 2:15:354 hrs ago1771726535IN
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0.00463442 ETH0.000000730.03477036
Transfer245091022026-02-22 1:24:114 hrs ago1771723451IN
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0.01410697 ETH0.000000650.0309292
Transfer245090662026-02-22 1:16:595 hrs ago1771723019IN
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0.00509797 ETH0.000000630.03041821
Transfer245089462026-02-22 0:52:595 hrs ago1771721579IN
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0.0065763 ETH0.000000780.03755232
Transfer245088422026-02-22 0:32:115 hrs ago1771720331IN
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0.00460573 ETH0.000000720.03449753
Transfer245087782026-02-22 0:19:236 hrs ago1771719563IN
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0.00627742 ETH0.000000690.03324624
Transfer245087592026-02-22 0:15:356 hrs ago1771719335IN
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0.00603784 ETH0.000000590.02848971
Update Validator...245087002026-02-22 0:03:476 hrs ago1771718627IN
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0 ETH0.000009790.03858074
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Transfer245028922026-02-21 4:37:1125 hrs ago1771648631
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12.74367357 ETH
Transfer245027472026-02-21 4:07:5926 hrs ago1771646879
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0.03414092 ETH
Transfer245027462026-02-21 4:07:4726 hrs ago1771646867
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13.98355715 ETH
Transfer244955132026-02-20 3:56:232 days ago1771559783
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21.12357493 ETH
Transfer244850192026-02-18 16:48:593 days ago1771433339
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0.00740332 ETH
Transfer244827412026-02-18 9:11:353 days ago1771405895
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Transfer244778012026-02-17 16:39:354 days ago1771346375
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Transfer244768532026-02-17 13:28:354 days ago1771334915
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0.00064054 ETH
Transfer244765872026-02-17 12:35:114 days ago1771331711
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0.02704183 ETH
Transfer244765452026-02-17 12:26:474 days ago1771331207
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0.24816359 ETH
Transfer244733812026-02-17 1:51:115 days ago1771293071
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0.06520782 ETH
Transfer244680102026-02-16 7:52:475 days ago1771228367
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2.16326438 ETH
Transfer244545782026-02-14 10:57:477 days ago1771066667
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Transfer244392082026-02-12 7:29:119 days ago1770881351
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Transfer244366522026-02-11 22:55:5910 days ago1770850559
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Transfer244296472026-02-10 23:27:3511 days ago1770766055
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Transfer244275612026-02-10 16:26:4711 days ago1770740807
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Transfer244239972026-02-10 4:30:2312 days ago1770697823
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Transfer244214012026-02-09 19:48:4712 days ago1770666527
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Transfer244212842026-02-09 19:25:2312 days ago1770665123
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Transfer244175762026-02-09 6:59:4712 days ago1770620387
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Transfer244100412026-02-08 5:37:4714 days ago1770529067
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Transfer244086342026-02-08 0:50:2314 days ago1770511823
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50 ETH
Transfer244078202026-02-07 22:06:1114 days ago1770501971
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0.26027965 ETH
Transfer243994762026-02-06 18:08:3515 days ago1770401315
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10 ETH
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Cross-Chain Transactions
Produced Blocks

 Latest 25 blocks (From a total of 14,344 blocks with 661.62 Ether produced)

Block Transaction Difficulty Gas Used Reward
245063232026-02-21 16:05:3514 hrs ago17716899352670.00 TH59,994,765 (99.99%)
0.003837155989913176 ETH
244866582026-02-18 22:17:353 days ago17714530552670.00 TH11,997,924 (20.00%)
0.002652348347734265 ETH
244680532026-02-16 8:01:355 days ago17712288956070.00 TH56,815,269 (94.69%)
0.003439481006278098 ETH
244501932026-02-13 20:17:358 days ago17710138553060.00 TH28,727,827 (47.88%)
0.002552254283431451 ETH
244313452026-02-11 5:09:3511 days ago177078657514470.00 TH44,807,376 (74.68%)
0.001226868362992746 ETH
244252062026-02-10 8:33:3511 days ago17707124151680.00 TH16,858,057 (28.10%)
0.002195000861809969 ETH
244248472026-02-10 7:21:3511 days ago17707080953330.00 TH27,490,331 (45.82%)
0.004477097814219473 ETH
244164522026-02-09 3:13:3513 days ago17706068152470.00 TH8,708,213 (14.51%)
0.001385941668696919 ETH
244070342026-02-07 19:28:1114 days ago17704924912220.00 TH11,231,969 (18.72%)
0.070414147402715065 ETH
244063602026-02-07 17:13:1114 days ago17704843912470.00 TH16,602,317 (27.67%)
0.107188186295743729 ETH
244005742026-02-06 21:49:3515 days ago17704145755780.00 TH19,620,641 (32.70%)
0.003976283774735509 ETH
243964572026-02-06 8:01:3515 days ago17703648951440.00 TH8,935,357 (14.89%)
0.003305562136985537 ETH
243923652026-02-05 18:17:3516 days ago1770315455930.00 TH7,613,390 (12.69%)
0.006358690521570379 ETH
243850432026-02-04 17:41:3517 days ago17702268957120.00 TH33,380,716 (55.63%)
0.07907523698220749 ETH
242272542026-01-13 17:24:5939 days ago17683250991340.00 TH11,300,128 (18.83%)
0.002504333532866477 ETH
241230262025-12-30 4:19:1154 days ago17670683513960.00 TH13,354,682 (22.26%)
0.007146686136924251 ETH
241205532025-12-29 20:01:1154 days ago17670384714080.00 TH16,008,317 (26.68%)
0.008229759165098776 ETH
239356972025-12-03 21:49:5980 days ago17647985991550.00 TH7,321,768 (12.20%)
0.002996953210749505 ETH
237243872025-11-04 7:12:23109 days ago17622403431110.00 TH5,203,857 (11.59%)
0.002963638065182384 ETH
236446772025-10-24 3:34:23121 days ago1761276863640.00 TH2,797,382 (6.22%)
0.00309216206016442 ETH
236442912025-10-24 2:15:59121 days ago1761272159960.00 TH4,975,147 (11.07%)
0.002632158482726536 ETH
236441712025-10-24 1:51:23121 days ago17612706831750.00 TH33,543,885 (74.61%)
0.003361168990472905 ETH
236428772025-10-23 21:29:59121 days ago17612549991340.00 TH12,697,212 (28.27%)
0.001690854704578184 ETH
236424332025-10-23 19:58:59121 days ago17612495391220.00 TH7,566,761 (16.80%)
0.004685916118558935 ETH
236424182025-10-23 19:55:59121 days ago1761249359560.00 TH3,356,457 (7.46%)
0.002055578928037557 ETH
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Contract Source Code Verified (Exact Match)

Contract Name:
ERC1967ProxyWithReceive

Compiler Version
v0.8.7+commit.e28d00a7

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion, MIT license
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.7;

import "ERC1967Upgrade.sol";
import "Proxy.sol";

contract ERC1967ProxyWithReceive is Proxy, ERC1967Upgrade {
    /**
     * @dev Initializes the upgradeable proxy with an initial implementation specified by `_logic`.
     *
     * If `_data` is nonempty, it's used as data in a delegate call to `_logic`. This will typically be an encoded
     * function call, and allows initializing the storage of the proxy like a Solidity constructor.
     */
    constructor(address _logic, bytes memory _data) payable {
        _upgradeToAndCall(_logic, _data, false);
    }

    /**
     * @dev Returns the current implementation address.
     */
    function _implementation() internal view virtual override returns (address impl) {
        return ERC1967Upgrade._getImplementation();
    }

    receive() override external payable {}
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (proxy/ERC1967/ERC1967Upgrade.sol)

pragma solidity ^0.8.2;

import "IBeacon.sol";
import "draft-IERC1822.sol";
import "Address.sol";
import "StorageSlot.sol";

/**
 * @dev This abstract contract provides getters and event emitting update functions for
 * https://eips.ethereum.org/EIPS/eip-1967[EIP1967] slots.
 *
 * _Available since v4.1._
 *
 * @custom:oz-upgrades-unsafe-allow delegatecall
 */
abstract contract ERC1967Upgrade {
    // This is the keccak-256 hash of "eip1967.proxy.rollback" subtracted by 1
    bytes32 private constant _ROLLBACK_SLOT = 0x4910fdfa16fed3260ed0e7147f7cc6da11a60208b5b9406d12a635614ffd9143;

    /**
     * @dev Storage slot with the address of the current implementation.
     * This is the keccak-256 hash of "eip1967.proxy.implementation" subtracted by 1, and is
     * validated in the constructor.
     */
    bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;

    /**
     * @dev Emitted when the implementation is upgraded.
     */
    event Upgraded(address indexed implementation);

    /**
     * @dev Returns the current implementation address.
     */
    function _getImplementation() internal view returns (address) {
        return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value;
    }

    /**
     * @dev Stores a new address in the EIP1967 implementation slot.
     */
    function _setImplementation(address newImplementation) private {
        require(Address.isContract(newImplementation), "ERC1967: new implementation is not a contract");
        StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation;
    }

    /**
     * @dev Perform implementation upgrade
     *
     * Emits an {Upgraded} event.
     */
    function _upgradeTo(address newImplementation) internal {
        _setImplementation(newImplementation);
        emit Upgraded(newImplementation);
    }

    /**
     * @dev Perform implementation upgrade with additional setup call.
     *
     * Emits an {Upgraded} event.
     */
    function _upgradeToAndCall(
        address newImplementation,
        bytes memory data,
        bool forceCall
    ) internal {
        _upgradeTo(newImplementation);
        if (data.length > 0 || forceCall) {
            Address.functionDelegateCall(newImplementation, data);
        }
    }

    /**
     * @dev Perform implementation upgrade with security checks for UUPS proxies, and additional setup call.
     *
     * Emits an {Upgraded} event.
     */
    function _upgradeToAndCallUUPS(
        address newImplementation,
        bytes memory data,
        bool forceCall
    ) internal {
        // Upgrades from old implementations will perform a rollback test. This test requires the new
        // implementation to upgrade back to the old, non-ERC1822 compliant, implementation. Removing
        // this special case will break upgrade paths from old UUPS implementation to new ones.
        if (StorageSlot.getBooleanSlot(_ROLLBACK_SLOT).value) {
            _setImplementation(newImplementation);
        } else {
            try IERC1822Proxiable(newImplementation).proxiableUUID() returns (bytes32 slot) {
                require(slot == _IMPLEMENTATION_SLOT, "ERC1967Upgrade: unsupported proxiableUUID");
            } catch {
                revert("ERC1967Upgrade: new implementation is not UUPS");
            }
            _upgradeToAndCall(newImplementation, data, forceCall);
        }
    }

    /**
     * @dev Storage slot with the admin of the contract.
     * This is the keccak-256 hash of "eip1967.proxy.admin" subtracted by 1, and is
     * validated in the constructor.
     */
    bytes32 internal constant _ADMIN_SLOT = 0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103;

    /**
     * @dev Emitted when the admin account has changed.
     */
    event AdminChanged(address previousAdmin, address newAdmin);

    /**
     * @dev Returns the current admin.
     */
    function _getAdmin() internal view returns (address) {
        return StorageSlot.getAddressSlot(_ADMIN_SLOT).value;
    }

    /**
     * @dev Stores a new address in the EIP1967 admin slot.
     */
    function _setAdmin(address newAdmin) private {
        require(newAdmin != address(0), "ERC1967: new admin is the zero address");
        StorageSlot.getAddressSlot(_ADMIN_SLOT).value = newAdmin;
    }

    /**
     * @dev Changes the admin of the proxy.
     *
     * Emits an {AdminChanged} event.
     */
    function _changeAdmin(address newAdmin) internal {
        emit AdminChanged(_getAdmin(), newAdmin);
        _setAdmin(newAdmin);
    }

    /**
     * @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 internal constant _BEACON_SLOT = 0xa3f0ad74e5423aebfd80d3ef4346578335a9a72aeaee59ff6cb3582b35133d50;

    /**
     * @dev Emitted when the beacon is upgraded.
     */
    event BeaconUpgraded(address indexed beacon);

    /**
     * @dev Returns the current beacon.
     */
    function _getBeacon() internal view returns (address) {
        return StorageSlot.getAddressSlot(_BEACON_SLOT).value;
    }

    /**
     * @dev Stores a new beacon in the EIP1967 beacon slot.
     */
    function _setBeacon(address newBeacon) private {
        require(Address.isContract(newBeacon), "ERC1967: new beacon is not a contract");
        require(
            Address.isContract(IBeacon(newBeacon).implementation()),
            "ERC1967: beacon implementation is not a contract"
        );
        StorageSlot.getAddressSlot(_BEACON_SLOT).value = newBeacon;
    }

    /**
     * @dev Perform beacon upgrade with additional setup call. Note: This upgrades the address of the beacon, it does
     * not upgrade the implementation contained in the beacon (see {UpgradeableBeacon-_setImplementation} for that).
     *
     * Emits a {BeaconUpgraded} event.
     */
    function _upgradeBeaconToAndCall(
        address newBeacon,
        bytes memory data,
        bool forceCall
    ) internal {
        _setBeacon(newBeacon);
        emit BeaconUpgraded(newBeacon);
        if (data.length > 0 || forceCall) {
            Address.functionDelegateCall(IBeacon(newBeacon).implementation(), data);
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (proxy/beacon/IBeacon.sol)

pragma solidity ^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
// OpenZeppelin Contracts (last updated v4.5.0) (interfaces/draft-IERC1822.sol)

pragma solidity ^0.8.0;

/**
 * @dev ERC1822: Universal Upgradeable Proxy Standard (UUPS) documents a method for upgradeability through a simplified
 * proxy whose upgrades are fully controlled by the current implementation.
 */
interface IERC1822Proxiable {
    /**
     * @dev Returns the storage slot that the proxiable contract assumes is being used to store the implementation
     * address.
     *
     * IMPORTANT: A proxy pointing at a proxiable contract should not be considered proxiable itself, because this risks
     * bricking a proxy that upgrades to it, by delegating to itself until out of gas. Thus it is critical that this
     * function revert if invoked through a proxy.
     */
    function proxiableUUID() external view returns (bytes32);
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (utils/Address.sol)

pragma solidity ^0.8.1;

/**
 * @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
     * ====
     *
     * [IMPORTANT]
     * ====
     * You shouldn't rely on `isContract` to protect against flash loan attacks!
     *
     * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets
     * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract
     * constructor.
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize/address.code.length, which returns 0
        // for contracts in construction, since the code is only stored at the end
        // of the constructor execution.

        return account.code.length > 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");

        (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");

        (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");

        (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");

        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason using the provided one.
     *
     * _Available since v4.3._
     */
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal 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

                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/StorageSlot.sol)

pragma solidity ^0.8.0;

/**
 * @dev Library for reading and writing primitive types to specific storage slots.
 *
 * Storage slots are often used to avoid storage conflict when dealing with upgradeable contracts.
 * This library helps with reading and writing to such slots without the need for inline assembly.
 *
 * The functions in this library return Slot structs that contain a `value` member that can be used to read or write.
 *
 * Example usage to set ERC1967 implementation slot:
 * ```
 * contract ERC1967 {
 *     bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;
 *
 *     function _getImplementation() internal view returns (address) {
 *         return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value;
 *     }
 *
 *     function _setImplementation(address newImplementation) internal {
 *         require(Address.isContract(newImplementation), "ERC1967: new implementation is not a contract");
 *         StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation;
 *     }
 * }
 * ```
 *
 * _Available since v4.1 for `address`, `bool`, `bytes32`, and `uint256`._
 */
library StorageSlot {
    struct AddressSlot {
        address value;
    }

    struct BooleanSlot {
        bool value;
    }

    struct Bytes32Slot {
        bytes32 value;
    }

    struct Uint256Slot {
        uint256 value;
    }

    /**
     * @dev Returns an `AddressSlot` with member `value` located at `slot`.
     */
    function getAddressSlot(bytes32 slot) internal pure returns (AddressSlot storage r) {
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `BooleanSlot` with member `value` located at `slot`.
     */
    function getBooleanSlot(bytes32 slot) internal pure returns (BooleanSlot storage r) {
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `Bytes32Slot` with member `value` located at `slot`.
     */
    function getBytes32Slot(bytes32 slot) internal pure returns (Bytes32Slot storage r) {
        assembly {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `Uint256Slot` with member `value` located at `slot`.
     */
    function getUint256Slot(bytes32 slot) internal pure returns (Uint256Slot storage r) {
        assembly {
            r.slot := slot
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (proxy/Proxy.sol)

pragma solidity ^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 internal call site, it will return directly to the external caller.
     */
    function _delegate(address implementation) internal virtual {
        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 overridden 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 internal 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 overridden should call `super._beforeFallback()`.
     */
    function _beforeFallback() internal virtual {}
}

Settings
{
  "evmVersion": "istanbul",
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "libraries": {
    "ERC1967ProxyWithReceive.sol": {}
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

Contract Security Audit

Contract ABI

API
[{"inputs":[{"internalType":"address","name":"_logic","type":"address"},{"internalType":"bytes","name":"_data","type":"bytes"}],"stateMutability":"payable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"previousAdmin","type":"address"},{"indexed":false,"internalType":"address","name":"newAdmin","type":"address"}],"name":"AdminChanged","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"beacon","type":"address"}],"name":"BeaconUpgraded","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"stateMutability":"payable","type":"fallback"},{"stateMutability":"payable","type":"receive"}]

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Deployed Bytecode

0x60806040523661000b57005b610013610015565b005b610025610020610065565b61009d565b565b606061004c838360405180606001604052806027815260200161025c602791396100c1565b9392505050565b6001600160a01b03163b151590565b90565b60006100987f360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc546001600160a01b031690565b905090565b3660008037600080366000845af43d6000803e8080156100bc573d6000f35b3d6000fd5b60606001600160a01b0384163b61012e5760405162461bcd60e51b815260206004820152602660248201527f416464726573733a2064656c65676174652063616c6c20746f206e6f6e2d636f6044820152651b9d1c9858dd60d21b60648201526084015b60405180910390fd5b600080856001600160a01b03168560405161014991906101dc565b600060405180830381855af49150503d8060008114610184576040519150601f19603f3d011682016040523d82523d6000602084013e610189565b606091505b50915091506101998282866101a3565b9695505050505050565b606083156101b257508161004c565b8251156101c25782518084602001fd5b8160405162461bcd60e51b815260040161012591906101f8565b600082516101ee81846020870161022b565b9190910192915050565b602081526000825180602084015261021781604085016020870161022b565b601f01601f19169190910160400192915050565b60005b8381101561024657818101518382015260200161022e565b83811115610255576000848401525b5050505056fe416464726573733a206c6f772d6c6576656c2064656c65676174652063616c6c206661696c6564a2646970667358221220ee25b738d1b5c56693b36b5955bcf79c3ba49d71d748cc3cd6cd7e38f42113a364736f6c63430008070033

Constructor Arguments (ABI-Encoded and is the last bytes of the Contract Creation Code above)

000000000000000000000000ffee1c7eb8041e1e042779377a79d861d373830700000000000000000000000000000000000000000000000000000000000000400000000000000000000000000000000000000000000000000000000000000044485cc95500000000000000000000000053b55b4b540aed4b2b10575d83dda28bbc170194000000000000000000000000d8f79f436d68cf8a25dd6bd005b8be592961c6ee00000000000000000000000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : _logic (address): 0xFFEE1C7Eb8041e1E042779377a79d861d3738307
Arg [1] : _data (bytes): 0x485cc95500000000000000000000000053b55b4b540aed4b2b10575d83dda28bbc170194000000000000000000000000d8f79f436d68cf8a25dd6bd005b8be592961c6ee

-----Encoded View---------------
6 Constructor Arguments found :
Arg [0] : 000000000000000000000000ffee1c7eb8041e1e042779377a79d861d3738307
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000040
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000044
Arg [3] : 485cc95500000000000000000000000053b55b4b540aed4b2b10575d83dda28b
Arg [4] : bc170194000000000000000000000000d8f79f436d68cf8a25dd6bd005b8be59
Arg [5] : 2961c6ee00000000000000000000000000000000000000000000000000000000


Block Uncle Number Difficulty Gas Used Reward
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0xfFEE087852cb4898e6c3532E776e68BC68b1143B
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