ETH Price: $2,267.14 (+1.38%)
Gas: 72 Gwei

Contract

0xe8A93664A164D302c83Bbc02CE97502563134aDA
 

Overview

ETH Balance

0.084003 ETH

Eth Value

$190.45 (@ $2,267.14/ETH)

Multi Chain

Multichain Addresses

2 addresses found via
Transaction Hash
Method
Block
From
To
Value

There are no matching entries

Please try again later

Latest 25 internal transactions (View All)

Advanced mode:
Parent Txn Hash Block From To Value
183923862023-10-20 15:20:2347 days 1 hr ago1697815223
0xe8A936...63134aDA
0.01 ETH
183669892023-10-17 2:02:3550 days 14 hrs ago1697508155
0xe8A936...63134aDA
1.23 ETH
183574902023-10-15 18:13:1151 days 22 hrs ago1697393591
0xe8A936...63134aDA
0.02 ETH
183468262023-10-14 6:25:3553 days 10 hrs ago1697264735
0xe8A936...63134aDA
0.01 ETH
183396132023-10-13 6:13:3554 days 10 hrs ago1697177615
0xe8A936...63134aDA
0.01 ETH
183319662023-10-12 4:31:4755 days 12 hrs ago1697085107
0xe8A936...63134aDA
0.01 ETH
183246222023-10-11 3:47:2356 days 12 hrs ago1696996043
0xe8A936...63134aDA
0.012 ETH
183174642023-10-10 3:46:5957 days 12 hrs ago1696909619
0xe8A936...63134aDA
0.01 ETH
183029722023-10-08 3:05:5959 days 13 hrs ago1696734359
0xe8A936...63134aDA
0.012 ETH
182957892023-10-07 3:00:3560 days 13 hrs ago1696647635
0xe8A936...63134aDA
0.01 ETH
182885932023-10-06 2:51:1161 days 13 hrs ago1696560671
0xe8A936...63134aDA
0.01 ETH
182814312023-10-05 2:48:4762 days 13 hrs ago1696474127
0xe8A936...63134aDA
0.01 ETH
182742362023-10-04 2:41:1163 days 13 hrs ago1696387271
0xe8A936...63134aDA
0.01 ETH
182401532023-09-29 8:22:2368 days 8 hrs ago1695975743
0xe8A936...63134aDA
0.01 ETH
182236162023-09-27 0:46:4770 days 15 hrs ago1695775607
0xe8A936...63134aDA
0.011 ETH
182141432023-09-25 16:59:2371 days 23 hrs ago1695661163
0xe8A936...63134aDA
0.01 ETH
182057682023-09-24 12:50:5973 days 3 hrs ago1695559859
0xe8A936...63134aDA
0.01 ETH
181965442023-09-23 5:50:2374 days 10 hrs ago1695448223
0xe8A936...63134aDA
0.01 ETH
181891122023-09-22 4:48:3575 days 11 hrs ago1695358115
0xe8A936...63134aDA
0.01 ETH
181819732023-09-21 4:47:3576 days 11 hrs ago1695271655
0xe8A936...63134aDA
0.01 ETH
181732382023-09-19 23:28:5977 days 17 hrs ago1695166139
0xe8A936...63134aDA
0.01 ETH
181654052023-09-18 21:09:2378 days 19 hrs ago1695071363
0xe8A936...63134aDA
0.01 ETH
181162202023-09-11 22:54:3585 days 17 hrs ago1694472875
0xe8A936...63134aDA
0.015 ETH
181083812023-09-10 20:33:4786 days 19 hrs ago1694378027
0xe8A936...63134aDA
0.02 ETH
180420712023-09-01 13:42:2396 days 2 hrs ago1693575743
0xe8A936...63134aDA
0.011 ETH
View All Internal Transactions
Loading...
Loading

Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0xCaa5c7...Ea10C1AF
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
ERC1967Proxy

Compiler Version
v0.8.16+commit.07a7930e

Optimization Enabled:
Yes with 50000 runs

Other Settings:
default evmVersion, MIT license
/**
 *Submitted for verification at Etherscan.io on 2023-01-05
*/

// SPDX-License-Identifier: MIT
pragma solidity 0.8.16;

// OpenZeppelin Contracts (last updated v4.6.0) (proxy/Proxy.sol)

/**
 * @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 {}
}

/// @title IERC1967Upgrade
/// @author Rohan Kulkarni
/// @notice The external ERC1967Upgrade events and errors
interface IERC1967Upgrade {
    ///                                                          ///
    ///                            EVENTS                        ///
    ///                                                          ///

    /// @notice Emitted when the implementation is upgraded
    /// @param impl The address of the implementation
    event Upgraded(address impl);

    ///                                                          ///
    ///                            ERRORS                        ///
    ///                                                          ///

    /// @dev Reverts if an implementation is an invalid upgrade
    /// @param impl The address of the invalid implementation
    error INVALID_UPGRADE(address impl);

    /// @dev Reverts if an implementation upgrade is not stored at the storage slot of the original
    error UNSUPPORTED_UUID();

    /// @dev Reverts if an implementation does not support ERC1822 proxiableUUID()
    error ONLY_UUPS();
}

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

/**
 * @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);
}

// OpenZeppelin Contracts (last updated v4.7.0) (utils/StorageSlot.sol)

/**
 * @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) {
        /// @solidity memory-safe-assembly
        assembly {
            r.slot := slot
        }
    }

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

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

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

/// @title EIP712
/// @author Rohan Kulkarni
/// @notice Modified from OpenZeppelin Contracts v4.7.3 (utils/Address.sol)
/// - Uses custom errors `INVALID_TARGET()` & `DELEGATE_CALL_FAILED()`
/// - Adds util converting address to bytes32
library Address {
    ///                                                          ///
    ///                            ERRORS                        ///
    ///                                                          ///

    /// @dev Reverts if the target of a delegatecall is not a contract
    error INVALID_TARGET();

    /// @dev Reverts if a delegatecall has failed
    error DELEGATE_CALL_FAILED();

    ///                                                          ///
    ///                           FUNCTIONS                      ///
    ///                                                          ///

    /// @dev Utility to convert an address to bytes32
    function toBytes32(address _account) internal pure returns (bytes32) {
        return bytes32(uint256(uint160(_account)) << 96);
    }

    /// @dev If an address is a contract
    function isContract(address _account) internal view returns (bool rv) {
        assembly {
            rv := gt(extcodesize(_account), 0)
        }
    }

    /// @dev Performs a delegatecall on an address
    function functionDelegateCall(address _target, bytes memory _data) internal returns (bytes memory) {
        if (!isContract(_target)) revert INVALID_TARGET();

        (bool success, bytes memory returndata) = _target.delegatecall(_data);

        return verifyCallResult(success, returndata);
    }

    /// @dev Verifies a delegatecall was successful
    function verifyCallResult(bool _success, bytes memory _returndata) internal pure returns (bytes memory) {
        if (_success) {
            return _returndata;
        } else {
            if (_returndata.length > 0) {
                assembly {
                    let returndata_size := mload(_returndata)

                    revert(add(32, _returndata), returndata_size)
                }
            } else {
                revert DELEGATE_CALL_FAILED();
            }
        }
    }
}

/// @title ERC1967Upgrade
/// @author Rohan Kulkarni
/// @notice Modified from OpenZeppelin Contracts v4.7.3 (proxy/ERC1967/ERC1967Upgrade.sol)
/// - Uses custom errors declared in IERC1967Upgrade
/// - Removes ERC1967 admin and beacon support
abstract contract ERC1967Upgrade is IERC1967Upgrade {
    ///                                                          ///
    ///                          CONSTANTS                       ///
    ///                                                          ///

    /// @dev bytes32(uint256(keccak256('eip1967.proxy.rollback')) - 1)
    bytes32 private constant _ROLLBACK_SLOT = 0x4910fdfa16fed3260ed0e7147f7cc6da11a60208b5b9406d12a635614ffd9143;

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

    ///                                                          ///
    ///                          FUNCTIONS                       ///
    ///                                                          ///

    /// @dev Upgrades to an implementation with security checks for UUPS proxies and an additional function call
    /// @param _newImpl The new implementation address
    /// @param _data The encoded function call
    function _upgradeToAndCallUUPS(
        address _newImpl,
        bytes memory _data,
        bool _forceCall
    ) internal {
        if (StorageSlot.getBooleanSlot(_ROLLBACK_SLOT).value) {
            _setImplementation(_newImpl);
        } else {
            try IERC1822Proxiable(_newImpl).proxiableUUID() returns (bytes32 slot) {
                if (slot != _IMPLEMENTATION_SLOT) revert UNSUPPORTED_UUID();
            } catch {
                revert ONLY_UUPS();
            }

            _upgradeToAndCall(_newImpl, _data, _forceCall);
        }
    }

    /// @dev Upgrades to an implementation with an additional function call
    /// @param _newImpl The new implementation address
    /// @param _data The encoded function call
    function _upgradeToAndCall(
        address _newImpl,
        bytes memory _data,
        bool _forceCall
    ) internal {
        _upgradeTo(_newImpl);

        if (_data.length > 0 || _forceCall) {
            Address.functionDelegateCall(_newImpl, _data);
        }
    }

    /// @dev Performs an implementation upgrade
    /// @param _newImpl The new implementation address
    function _upgradeTo(address _newImpl) internal {
        _setImplementation(_newImpl);

        emit Upgraded(_newImpl);
    }

    /// @dev Stores the address of an implementation
    /// @param _impl The implementation address
    function _setImplementation(address _impl) private {
        if (!Address.isContract(_impl)) revert INVALID_UPGRADE(_impl);

        StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = _impl;
    }

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

/// @title ERC1967Proxy
/// @author Rohan Kulkarni
/// @notice Modified from OpenZeppelin Contracts v4.7.3 (proxy/ERC1967/ERC1967Proxy.sol)
/// - Inherits a modern, minimal ERC1967Upgrade
contract ERC1967Proxy is IERC1967Upgrade, Proxy, ERC1967Upgrade {
    ///                                                          ///
    ///                         CONSTRUCTOR                      ///
    ///                                                          ///

    /// @dev Initializes the proxy with an implementation contract and encoded function call
    /// @param _logic The implementation address
    /// @param _data The encoded function call
    constructor(address _logic, bytes memory _data) payable {
        _upgradeToAndCall(_logic, _data, false);
    }

    ///                                                          ///
    ///                          FUNCTIONS                       ///
    ///                                                          ///

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

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"_logic","type":"address"},{"internalType":"bytes","name":"_data","type":"bytes"}],"stateMutability":"payable","type":"constructor"},{"inputs":[],"name":"DELEGATE_CALL_FAILED","type":"error"},{"inputs":[],"name":"INVALID_TARGET","type":"error"},{"inputs":[{"internalType":"address","name":"impl","type":"address"}],"name":"INVALID_UPGRADE","type":"error"},{"inputs":[],"name":"ONLY_UUPS","type":"error"},{"inputs":[],"name":"UNSUPPORTED_UUID","type":"error"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"impl","type":"address"}],"name":"Upgraded","type":"event"},{"stateMutability":"payable","type":"fallback"},{"stateMutability":"payable","type":"receive"}]

Deployed Bytecode

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

Deployed Bytecode Sourcemap

13591:1005:0:-:0;;;;;;2973:11;:9;:11::i;:::-;13591:1005;;2742:11;2379:113;2456:28;2466:17;:15;:17::i;:::-;2456:9;:28::i;:::-;2379:113::o;9356:306::-;9441:12;9253:21;;9466:49;;9499:16;;;;;;;;;;;;;;9466:49;9529:12;9543:23;9570:7;:20;;9591:5;9570:27;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;9528:69;;;;9617:37;9634:7;9643:10;9617:16;:37::i;:::-;9610:44;;;;9356:306;;;;;:::o;9139:157::-;9253:21;9250:28;;;9139:157::o;6921:195::-;7094:4;6921:195::o;14456:137::-;14523:7;14550:35;11072:66;13330:54;;;;13250:142;14550:35;14543:42;;14456:137;:::o;969:918::-;1312:14;1309:1;1306;1293:34;1530:1;1527;1511:14;1508:1;1492:14;1485:5;1472:60;1609:16;1606:1;1603;1588:38;1649:6;1718:68;;;;1837:16;1834:1;1827:27;1718:68;1754:16;1751:1;1744:27;9723:506;9813:12;9842:8;9838:384;;;-1:-1:-1;9874:11:0;9867:18;;9838:384;9922:18;;:22;9918:293;;10026:11;10020:18;10091:15;10077:11;10073:2;10069:20;10062:45;9918:293;10173:22;;;;;;;;;;;;;;14:412:1;143:3;181:6;175:13;206:1;216:129;230:6;227:1;224:13;216:129;;;328:4;312:14;;;308:25;;302:32;289:11;;;282:53;245:12;216:129;;;-1:-1:-1;400:1:1;364:16;;389:13;;;-1:-1:-1;364:16:1;14:412;-1:-1:-1;14:412:1:o

Swarm Source

ipfs://dc4d3f0096ef746736792d21828a33955017294e8f127fdabcf6bf06082a5014

Block Transaction Difficulty Gas Used Reward
View All Blocks Produced

Block Uncle Number Difficulty Gas Used Reward
View All Uncles
Loading...
Loading
Loading...
Loading
Make sure to use the "Vote Down" button for any spammy posts, and the "Vote Up" for interesting conversations.

Validator Index Block Amount
View All Withdrawals

Txn Hash Block Value Eth2 PubKey Valid
View All Deposits
[ 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.