ETH Price: $2,129.48 (+4.07%)

Contract

0x3428b58096e30de8Bb914a83B23A2618b4afD61f
 

Overview

ETH Balance

0.000286683589858941 ETH

Eth Value

$0.61 (@ $2,129.48/ETH)

More Info

Private Name Tags

Multichain Info

No addresses found
Transaction Hash
Method
Block
From
To
Send Payment Wit...246356712026-03-11 17:19:3531 hrs ago1773249575IN
0x3428b580...8b4afD61f
0.00012535 ETH0.000008470.19270788
Send Payment246149122026-03-08 19:43:234 days ago1772999003IN
0x3428b580...8b4afD61f
0 ETH0.000003270.052292
Send Payment245225522026-02-23 22:23:5917 days ago1771885439IN
0x3428b580...8b4afD61f
0 ETH0.000004520.07228856
Send Payment245224852026-02-23 22:10:3517 days ago1771884635IN
0x3428b580...8b4afD61f
0 ETH0.00000370.05925974
Send Payment244856882026-02-18 19:03:1122 days ago1771441391IN
0x3428b580...8b4afD61f
0 ETH0.000027280.43598866
Send Payment244498902026-02-13 19:16:3527 days ago1771010195IN
0x3428b580...8b4afD61f
0 ETH0.000007460.11923052
Send Payment244484702026-02-13 14:30:5927 days ago1770993059IN
0x3428b580...8b4afD61f
0 ETH0.000008720.13937136
Send Payment244213642026-02-09 19:41:2331 days ago1770666083IN
0x3428b580...8b4afD61f
0 ETH0.000013570.21700325
Send Payment244213592026-02-09 19:40:2331 days ago1770666023IN
0x3428b580...8b4afD61f
0 ETH0.000014370.22973577
Send Payment244099522026-02-08 5:19:3532 days ago1770527975IN
0x3428b580...8b4afD61f
0 ETH0.000010310.11812026
Send Payment244097322026-02-08 4:34:4732 days ago1770525287IN
0x3428b580...8b4afD61f
0 ETH0.000009590.10986426
Send Payment244032172026-02-07 6:40:3533 days ago1770446435IN
0x3428b580...8b4afD61f
0 ETH0.000013720.13148479
Send Payment243982422026-02-06 14:00:3534 days ago1770386435IN
0x3428b580...8b4afD61f
0 ETH0.000038340.48892845
Send Payment Wit...243967752026-02-06 9:05:4734 days ago1770368747IN
0x3428b580...8b4afD61f
0.00016024 ETH0.000009520.21668055
Send Payment Wit...243839762026-02-04 14:05:5936 days ago1770213959IN
0x3428b580...8b4afD61f
0.00009092 ETH0.000020920.47603229
Send Payment Wit...243764052026-02-03 12:43:4737 days ago1770122627IN
0x3428b580...8b4afD61f
0.0002615 ETH0.000006660.15159976
Send Payment Wit...243738902026-02-03 4:17:5937 days ago1770092279IN
0x3428b580...8b4afD61f
0.0000853 ETH0.000006850.15598878
Send Payment243393812026-01-29 8:41:4742 days ago1769676107IN
0x3428b580...8b4afD61f
0 ETH0.000006320.08224754
Send Payment Wit...243248812026-01-27 8:09:3544 days ago1769501375IN
0x3428b580...8b4afD61f
0.00000034 ETH0.000002340.05334403
Send Payment Wit...243248782026-01-27 8:08:5944 days ago1769501339IN
0x3428b580...8b4afD61f
0.00003415 ETH0.000002330.05312107
Send Payment Wit...243248612026-01-27 8:05:3544 days ago1769501135IN
0x3428b580...8b4afD61f
0.00003417 ETH0.000002630.05985102
Send Payment Wit...243203452026-01-26 16:58:1145 days ago1769446691IN
0x3428b580...8b4afD61f
0.00004668 ETH0.000010850.24692222
Send Payment Wit...243202862026-01-26 16:46:1145 days ago1769445971IN
0x3428b580...8b4afD61f
0.00008499 ETH0.000011080.25222229
Send Payment243198382026-01-26 15:16:2345 days ago1769440583IN
0x3428b580...8b4afD61f
0 ETH0.00008311.05967931
Send Payment Wit...243198062026-01-26 15:09:5945 days ago1769440199IN
0x3428b580...8b4afD61f
0.00001714 ETH0.000037030.84259478
View all transactions

Latest 25 internal transactions (View All)

Advanced mode:
Parent Transaction Hash Method Block
From
To
Transfer246356712026-03-11 17:19:3531 hrs ago1773249575
0x3428b580...8b4afD61f
0.00012472 ETH
Transfer243967752026-02-06 9:05:4734 days ago1770368747
0x3428b580...8b4afD61f
0.00015944 ETH
Transfer243839762026-02-04 14:05:5936 days ago1770213959
0x3428b580...8b4afD61f
0.00009046 ETH
Transfer243764052026-02-03 12:43:4737 days ago1770122627
0x3428b580...8b4afD61f
0.00026019 ETH
Transfer243738902026-02-03 4:17:5937 days ago1770092279
0x3428b580...8b4afD61f
0.00008488 ETH
Transfer243248812026-01-27 8:09:3544 days ago1769501375
0x3428b580...8b4afD61f
0.00000033 ETH
Transfer243248782026-01-27 8:08:5944 days ago1769501339
0x3428b580...8b4afD61f
0.00003398 ETH
Transfer243248612026-01-27 8:05:3544 days ago1769501135
0x3428b580...8b4afD61f
0.000034 ETH
Transfer243203452026-01-26 16:58:1145 days ago1769446691
0x3428b580...8b4afD61f
0.00004645 ETH
Transfer243202862026-01-26 16:46:1145 days ago1769445971
0x3428b580...8b4afD61f
0.00008456 ETH
Transfer243198062026-01-26 15:09:5945 days ago1769440199
0x3428b580...8b4afD61f
0.00001705 ETH
Transfer243197482026-01-26 14:58:1145 days ago1769439491
0x3428b580...8b4afD61f
0.0003421 ETH
Transfer243197162026-01-26 14:51:3545 days ago1769439095
0x3428b580...8b4afD61f
0.0000345 ETH
Transfer243195432026-01-26 14:16:4745 days ago1769437007
0x3428b580...8b4afD61f
0.0000345 ETH
Transfer243194992026-01-26 14:07:5945 days ago1769436479
0x3428b580...8b4afD61f
0.00034213 ETH
Transfer243194912026-01-26 14:06:2345 days ago1769436383
0x3428b580...8b4afD61f
0.00000683 ETH
Transfer243194902026-01-26 14:06:1145 days ago1769436371
0x3428b580...8b4afD61f
0.00003419 ETH
Transfer243194412026-01-26 13:56:1145 days ago1769435771
0x3428b580...8b4afD61f
0.0343747 ETH
Transfer243194182026-01-26 13:51:2345 days ago1769435483
0x3428b580...8b4afD61f
0.00003425 ETH
Transfer243194162026-01-26 13:50:5945 days ago1769435459
0x3428b580...8b4afD61f
0.00003424 ETH
Transfer243194122026-01-26 13:50:1145 days ago1769435411
0x3428b580...8b4afD61f
0.00003424 ETH
Transfer243193332026-01-26 13:34:1145 days ago1769434451
0x3428b580...8b4afD61f
0.00102749 ETH
Transfer243193282026-01-26 13:33:1145 days ago1769434391
0x3428b580...8b4afD61f
0.00003428 ETH
Transfer243191582026-01-26 12:59:1145 days ago1769432351
0x3428b580...8b4afD61f
0.00034328 ETH
Transfer243190382026-01-26 12:35:1145 days ago1769430911
0x3428b580...8b4afD61f
0.00003431 ETH
View All Internal Transactions
Loading...
Loading
Loading...
Loading
Cross-Chain Transactions

Block Transaction Difficulty Gas Used Reward
View All Blocks Produced

Validator Index Block Amount
View All Withdrawals

Transaction Hash Block Value Eth2 PubKey Valid
View All Deposits
Loading...
Loading

Contract Source Code Verified (Exact Match)

Contract Name:
ERC1967Proxy

Compiler Version
v0.8.29+commit.ab55807c

Optimization Enabled:
Yes with 200 runs

Other Settings:
cancun EvmVersion
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.2.0) (proxy/ERC1967/ERC1967Proxy.sol)

pragma solidity ^0.8.22;

import {Proxy} from "../Proxy.sol";
import {ERC1967Utils} from "./ERC1967Utils.sol";

/**
 * @dev This contract implements an upgradeable proxy. It is upgradeable because calls are delegated to an
 * implementation address that can be changed. This address is stored in storage in the location specified by
 * https://eips.ethereum.org/EIPS/eip-1967[ERC-1967], so that it doesn't conflict with the storage layout of the
 * implementation behind the proxy.
 */
contract ERC1967Proxy is Proxy {
    /**
     * @dev Initializes the upgradeable proxy with an initial implementation specified by `implementation`.
     *
     * If `_data` is nonempty, it's used as data in a delegate call to `implementation`. This will typically be an
     * encoded function call, and allows initializing the storage of the proxy like a Solidity constructor.
     *
     * Requirements:
     *
     * - If `data` is empty, `msg.value` must be zero.
     */
    constructor(address implementation, bytes memory _data) payable {
        ERC1967Utils.upgradeToAndCall(implementation, _data);
    }

    /**
     * @dev Returns the current implementation address.
     *
     * TIP: To get this value clients can read directly from the storage slot shown below (specified by ERC-1967) using
     * the https://eth.wiki/json-rpc/API#eth_getstorageat[`eth_getStorageAt`] RPC call.
     * `0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc`
     */
    function _implementation() internal view virtual override returns (address) {
        return ERC1967Utils.getImplementation();
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (proxy/Proxy.sol)

pragma solidity ^0.8.20;

/**
 * @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 {
        _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();
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.2.0) (proxy/ERC1967/ERC1967Utils.sol)

pragma solidity ^0.8.22;

import {IBeacon} from "../beacon/IBeacon.sol";
import {IERC1967} from "../../interfaces/IERC1967.sol";
import {Address} from "../../utils/Address.sol";
import {StorageSlot} from "../../utils/StorageSlot.sol";

/**
 * @dev This library provides getters and event emitting update functions for
 * https://eips.ethereum.org/EIPS/eip-1967[ERC-1967] slots.
 */
library ERC1967Utils {
    /**
     * @dev Storage slot with the address of the current implementation.
     * This is the keccak-256 hash of "eip1967.proxy.implementation" subtracted by 1.
     */
    // solhint-disable-next-line private-vars-leading-underscore
    bytes32 internal constant IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;

    /**
     * @dev The `implementation` of the proxy is invalid.
     */
    error ERC1967InvalidImplementation(address implementation);

    /**
     * @dev The `admin` of the proxy is invalid.
     */
    error ERC1967InvalidAdmin(address admin);

    /**
     * @dev The `beacon` of the proxy is invalid.
     */
    error ERC1967InvalidBeacon(address beacon);

    /**
     * @dev An upgrade function sees `msg.value > 0` that may be lost.
     */
    error ERC1967NonPayable();

    /**
     * @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 ERC-1967 implementation slot.
     */
    function _setImplementation(address newImplementation) private {
        if (newImplementation.code.length == 0) {
            revert ERC1967InvalidImplementation(newImplementation);
        }
        StorageSlot.getAddressSlot(IMPLEMENTATION_SLOT).value = newImplementation;
    }

    /**
     * @dev Performs implementation upgrade with additional setup call if data is nonempty.
     * This function is payable only if the setup call is performed, otherwise `msg.value` is rejected
     * to avoid stuck value in the contract.
     *
     * Emits an {IERC1967-Upgraded} event.
     */
    function upgradeToAndCall(address newImplementation, bytes memory data) internal {
        _setImplementation(newImplementation);
        emit IERC1967.Upgraded(newImplementation);

        if (data.length > 0) {
            Address.functionDelegateCall(newImplementation, data);
        } else {
            _checkNonPayable();
        }
    }

    /**
     * @dev Storage slot with the admin of the contract.
     * This is the keccak-256 hash of "eip1967.proxy.admin" subtracted by 1.
     */
    // solhint-disable-next-line private-vars-leading-underscore
    bytes32 internal constant ADMIN_SLOT = 0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103;

    /**
     * @dev Returns the current admin.
     *
     * TIP: To get this value clients can read directly from the storage slot shown below (specified by ERC-1967) using
     * the https://eth.wiki/json-rpc/API#eth_getstorageat[`eth_getStorageAt`] RPC call.
     * `0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103`
     */
    function getAdmin() internal view returns (address) {
        return StorageSlot.getAddressSlot(ADMIN_SLOT).value;
    }

    /**
     * @dev Stores a new address in the ERC-1967 admin slot.
     */
    function _setAdmin(address newAdmin) private {
        if (newAdmin == address(0)) {
            revert ERC1967InvalidAdmin(address(0));
        }
        StorageSlot.getAddressSlot(ADMIN_SLOT).value = newAdmin;
    }

    /**
     * @dev Changes the admin of the proxy.
     *
     * Emits an {IERC1967-AdminChanged} event.
     */
    function changeAdmin(address newAdmin) internal {
        emit IERC1967.AdminChanged(getAdmin(), newAdmin);
        _setAdmin(newAdmin);
    }

    /**
     * @dev The storage slot of the UpgradeableBeacon contract which defines the implementation for this proxy.
     * This is the keccak-256 hash of "eip1967.proxy.beacon" subtracted by 1.
     */
    // solhint-disable-next-line private-vars-leading-underscore
    bytes32 internal constant BEACON_SLOT = 0xa3f0ad74e5423aebfd80d3ef4346578335a9a72aeaee59ff6cb3582b35133d50;

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

    /**
     * @dev Stores a new beacon in the ERC-1967 beacon slot.
     */
    function _setBeacon(address newBeacon) private {
        if (newBeacon.code.length == 0) {
            revert ERC1967InvalidBeacon(newBeacon);
        }

        StorageSlot.getAddressSlot(BEACON_SLOT).value = newBeacon;

        address beaconImplementation = IBeacon(newBeacon).implementation();
        if (beaconImplementation.code.length == 0) {
            revert ERC1967InvalidImplementation(beaconImplementation);
        }
    }

    /**
     * @dev Change the beacon and trigger a setup call if data is nonempty.
     * This function is payable only if the setup call is performed, otherwise `msg.value` is rejected
     * to avoid stuck value in the contract.
     *
     * Emits an {IERC1967-BeaconUpgraded} event.
     *
     * CAUTION: Invoking this function has no effect on an instance of {BeaconProxy} since v5, since
     * it uses an immutable beacon without looking at the value of the ERC-1967 beacon slot for
     * efficiency.
     */
    function upgradeBeaconToAndCall(address newBeacon, bytes memory data) internal {
        _setBeacon(newBeacon);
        emit IERC1967.BeaconUpgraded(newBeacon);

        if (data.length > 0) {
            Address.functionDelegateCall(IBeacon(newBeacon).implementation(), data);
        } else {
            _checkNonPayable();
        }
    }

    /**
     * @dev Reverts if `msg.value` is not zero. It can be used to avoid `msg.value` stuck in the contract
     * if an upgrade doesn't perform an initialization call.
     */
    function _checkNonPayable() private {
        if (msg.value > 0) {
            revert ERC1967NonPayable();
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (proxy/beacon/IBeacon.sol)

pragma solidity ^0.8.20;

/**
 * @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.
     *
     * {UpgradeableBeacon} will check that this address is a contract.
     */
    function implementation() external view returns (address);
}

File 5 of 8 : IERC1967.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.0.0) (interfaces/IERC1967.sol)

pragma solidity ^0.8.20;

/**
 * @dev ERC-1967: Proxy Storage Slots. This interface contains the events defined in the ERC.
 */
interface IERC1967 {
    /**
     * @dev Emitted when the implementation is upgraded.
     */
    event Upgraded(address indexed implementation);

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

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

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.2.0) (utils/Address.sol)

pragma solidity ^0.8.20;

import {Errors} from "./Errors.sol";

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev There's no code at `target` (it is not a contract).
     */
    error AddressEmptyCode(address target);

    /**
     * @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://consensys.net/diligence/blog/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/v0.8.20/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        if (address(this).balance < amount) {
            revert Errors.InsufficientBalance(address(this).balance, amount);
        }

        (bool success, bytes memory returndata) = recipient.call{value: amount}("");
        if (!success) {
            _revert(returndata);
        }
    }

    /**
     * @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 or custom error, it is bubbled
     * up by this function (like regular Solidity function calls). However, if
     * the call reverted with no returned reason, this function reverts with a
     * {Errors.FailedCall} error.
     *
     * 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.
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0);
    }

    /**
     * @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`.
     */
    function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) {
        if (address(this).balance < value) {
            revert Errors.InsufficientBalance(address(this).balance, value);
        }
        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResultFromTarget(target, success, returndata);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResultFromTarget(target, success, returndata);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResultFromTarget(target, success, returndata);
    }

    /**
     * @dev Tool to verify that a low level call to smart-contract was successful, and reverts if the target
     * was not a contract or bubbling up the revert reason (falling back to {Errors.FailedCall}) in case
     * of an unsuccessful call.
     */
    function verifyCallResultFromTarget(
        address target,
        bool success,
        bytes memory returndata
    ) internal view returns (bytes memory) {
        if (!success) {
            _revert(returndata);
        } else {
            // only check if target is a contract if the call was successful and the return data is empty
            // otherwise we already know that it was a contract
            if (returndata.length == 0 && target.code.length == 0) {
                revert AddressEmptyCode(target);
            }
            return returndata;
        }
    }

    /**
     * @dev Tool to verify that a low level call was successful, and reverts if it wasn't, either by bubbling the
     * revert reason or with a default {Errors.FailedCall} error.
     */
    function verifyCallResult(bool success, bytes memory returndata) internal pure returns (bytes memory) {
        if (!success) {
            _revert(returndata);
        } else {
            return returndata;
        }
    }

    /**
     * @dev Reverts with returndata if present. Otherwise reverts with {Errors.FailedCall}.
     */
    function _revert(bytes memory returndata) private pure {
        // 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 ("memory-safe") {
                let returndata_size := mload(returndata)
                revert(add(32, returndata), returndata_size)
            }
        } else {
            revert Errors.FailedCall();
        }
    }
}

// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.1.0) (utils/StorageSlot.sol)
// This file was procedurally generated from scripts/generate/templates/StorageSlot.js.

pragma solidity ^0.8.20;

/**
 * @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 ERC-1967 implementation slot:
 * ```solidity
 * contract ERC1967 {
 *     // Define the slot. Alternatively, use the SlotDerivation library to derive the slot.
 *     bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc;
 *
 *     function _getImplementation() internal view returns (address) {
 *         return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value;
 *     }
 *
 *     function _setImplementation(address newImplementation) internal {
 *         require(newImplementation.code.length > 0);
 *         StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation;
 *     }
 * }
 * ```
 *
 * TIP: Consider using this library along with {SlotDerivation}.
 */
library StorageSlot {
    struct AddressSlot {
        address value;
    }

    struct BooleanSlot {
        bool value;
    }

    struct Bytes32Slot {
        bytes32 value;
    }

    struct Uint256Slot {
        uint256 value;
    }

    struct Int256Slot {
        int256 value;
    }

    struct StringSlot {
        string value;
    }

    struct BytesSlot {
        bytes value;
    }

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

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

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

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

    /**
     * @dev Returns a `Int256Slot` with member `value` located at `slot`.
     */
    function getInt256Slot(bytes32 slot) internal pure returns (Int256Slot storage r) {
        assembly ("memory-safe") {
            r.slot := slot
        }
    }

    /**
     * @dev Returns a `StringSlot` with member `value` located at `slot`.
     */
    function getStringSlot(bytes32 slot) internal pure returns (StringSlot storage r) {
        assembly ("memory-safe") {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `StringSlot` representation of the string storage pointer `store`.
     */
    function getStringSlot(string storage store) internal pure returns (StringSlot storage r) {
        assembly ("memory-safe") {
            r.slot := store.slot
        }
    }

    /**
     * @dev Returns a `BytesSlot` with member `value` located at `slot`.
     */
    function getBytesSlot(bytes32 slot) internal pure returns (BytesSlot storage r) {
        assembly ("memory-safe") {
            r.slot := slot
        }
    }

    /**
     * @dev Returns an `BytesSlot` representation of the bytes storage pointer `store`.
     */
    function getBytesSlot(bytes storage store) internal pure returns (BytesSlot storage r) {
        assembly ("memory-safe") {
            r.slot := store.slot
        }
    }
}

File 8 of 8 : Errors.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v5.1.0) (utils/Errors.sol)

pragma solidity ^0.8.20;

/**
 * @dev Collection of common custom errors used in multiple contracts
 *
 * IMPORTANT: Backwards compatibility is not guaranteed in future versions of the library.
 * It is recommended to avoid relying on the error API for critical functionality.
 *
 * _Available since v5.1._
 */
library Errors {
    /**
     * @dev The ETH balance of the account is not enough to perform the operation.
     */
    error InsufficientBalance(uint256 balance, uint256 needed);

    /**
     * @dev A call to an address target failed. The target may have reverted.
     */
    error FailedCall();

    /**
     * @dev The deployment failed.
     */
    error FailedDeployment();

    /**
     * @dev A necessary precompile is missing.
     */
    error MissingPrecompile(address);
}

Settings
{
  "remappings": [
    "@openzeppelin/contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/contracts/",
    "@openzeppelin/contracts/=lib/openzeppelin-contracts/contracts/",
    "@uniswap/v3-core/=lib/v3-core/",
    "@uniswap/v3-periphery/=lib/v3-periphery/",
    "@layerzero-contracts/=lib/solidity-examples/contracts/",
    "erc4626-tests/=lib/openzeppelin-contracts-upgradeable/lib/erc4626-tests/",
    "forge-std/=lib/openzeppelin-contracts-upgradeable/lib/forge-std/src/",
    "halmos-cheatcodes/=lib/openzeppelin-contracts-upgradeable/lib/halmos-cheatcodes/src/",
    "openzeppelin-contracts-upgradeable/=lib/openzeppelin-contracts-upgradeable/",
    "openzeppelin-contracts/=lib/openzeppelin-contracts/",
    "v3-core/=lib/v3-core/",
    "v3-periphery/=lib/v3-periphery/contracts/"
  ],
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "metadata": {
    "useLiteralContent": false,
    "bytecodeHash": "ipfs",
    "appendCBOR": true
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "cancun",
  "viaIR": true,
  "libraries": {}
}

Contract Security Audit

Contract ABI

API
[{"inputs":[{"internalType":"address","name":"implementation","type":"address"},{"internalType":"bytes","name":"_data","type":"bytes"}],"stateMutability":"payable","type":"constructor"},{"inputs":[{"internalType":"address","name":"target","type":"address"}],"name":"AddressEmptyCode","type":"error"},{"inputs":[{"internalType":"address","name":"implementation","type":"address"}],"name":"ERC1967InvalidImplementation","type":"error"},{"inputs":[],"name":"ERC1967NonPayable","type":"error"},{"inputs":[],"name":"FailedCall","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"implementation","type":"address"}],"name":"Upgraded","type":"event"},{"stateMutability":"payable","type":"fallback"}]

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

Deployed Bytecode

0x60806040527f360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc545f9081906001600160a01b0316368280378136915af43d5f803e156048573d5ff35b3d5ffdfea2646970667358221220195db870c27c8b2aef6718dfb8520f9606415011bb85409705e2e70e6bf8686964736f6c634300081d0033

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

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

-----Decoded View---------------
Arg [0] : implementation (address): 0x37e8F07F75c3611aFb2deA8F4DE0ddbfbbCe9E1d
Arg [1] : _data (bytes): 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

-----Encoded View---------------
12 Constructor Arguments found :
Arg [0] : 00000000000000000000000037e8f07f75c3611afb2dea8f4de0ddbfbbce9e1d
Arg [1] : 0000000000000000000000000000000000000000000000000000000000000040
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000104
Arg [3] : f2da6d6c000000000000000000000000e2f215bbd5c214ac79bb1315d0511767
Arg [4] : 3c1a7d7e0000000000000000000000004385328cc4d643ca98dfea734360c0f5
Arg [5] : 96c83449000000000000000000000000dac17f958d2ee523a2206206994597c1
Arg [6] : 3d831ec700000000000000000000000066a9893cc07d91d95644aedd05d03f95
Arg [7] : e1dba8af000000000000000000000000000000000022d473030f116ddee9f6b4
Arg [8] : 3ac78ba3000000000000000000000000c02aaa39b223fe8d0a0e5c4f27ead908
Arg [9] : 3c756cc20000000000000000000000004c7f63b6105ff95963fc79db8111628f
Arg [10] : a014769b0000000000000000000000007a250d5630b4cf539739df2c5dacb4c6
Arg [11] : 59f2488d00000000000000000000000000000000000000000000000000000000


Block Uncle Number Difficulty Gas Used Reward
View All Uncles
Loading...
Loading
Loading...
Loading
0x3428b58096e30de8Bb914a83B23A2618b4afD61f
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.