ETH Price: $3,299.71 (-0.95%)

Contract

0x9794A9894e24F37E4072F206CFB6a6700fdeFBf2
 

Overview

ETH Balance

0 ETH

Eth Value

$0.00

Token Holdings

Multichain Info

No addresses found
Transaction Hash
Method
Block
From
To
Set Approval For...214313052024-12-18 18:48:354 days ago1734547715IN
0x9794A989...00fdeFBf2
0 ETH0.0009733219.06507543
Set Approval For...214261312024-12-18 1:27:235 days ago1734485243IN
0x9794A989...00fdeFBf2
0 ETH0.0003174610.89399386
Set Approval For...214198972024-12-17 4:35:116 days ago1734410111IN
0x9794A989...00fdeFBf2
0 ETH0.000521310.19420838
Set Approval For...214140302024-12-16 8:57:477 days ago1734339467IN
0x9794A989...00fdeFBf2
0 ETH0.000225517.73884591
Set Approval For...214014032024-12-14 14:38:599 days ago1734187139IN
0x9794A989...00fdeFBf2
0 ETH0.0005207410.2
Safe Transfer Fr...213795522024-12-11 13:26:2312 days ago1733923583IN
0x9794A989...00fdeFBf2
0 ETH0.001271220.47523152
Set Approval For...213726012024-12-10 14:08:4713 days ago1733839727IN
0x9794A989...00fdeFBf2
0 ETH0.0048063694.14453635
Set Approval For...213721382024-12-10 12:35:2313 days ago1733834123IN
0x9794A989...00fdeFBf2
0 ETH0.001009819.77955091
Set Approval For...213410012024-12-06 4:14:3517 days ago1733458475IN
0x9794A989...00fdeFBf2
0 ETH0.0004481515.37870919
Set Approval For...213352462024-12-05 8:57:2318 days ago1733389043IN
0x9794A989...00fdeFBf2
0 ETH0.0009794619.18534991
Set Approval For...213025582024-11-30 19:23:4722 days ago1732994627IN
0x9794A989...00fdeFBf2
0 ETH0.0007161114.0268869
Set Approval For...212907692024-11-29 3:47:4724 days ago1732852067IN
0x9794A989...00fdeFBf2
0 ETH0.000313626.1431959
Safe Transfer Fr...212887192024-11-28 20:55:4724 days ago1732827347IN
0x9794A989...00fdeFBf2
0 ETH0.000594439.57453171
Safe Transfer Fr...212874892024-11-28 16:47:5924 days ago1732812479IN
0x9794A989...00fdeFBf2
0 ETH0.0007077111.39913191
Set Approval For...212600412024-11-24 20:38:1128 days ago1732480691IN
0x9794A989...00fdeFBf2
0 ETH0.000460039.01086601
Set Approval For...212542732024-11-24 1:19:1129 days ago1732411151IN
0x9794A989...00fdeFBf2
0 ETH0.000510459.99852901
Set Approval For...212066782024-11-17 9:58:1136 days ago1731837491IN
0x9794A989...00fdeFBf2
0 ETH0.000472579.25658131
Safe Transfer Fr...211605652024-11-10 23:29:5942 days ago1731281399IN
0x9794A989...00fdeFBf2
0 ETH0.000755116.80952728
Safe Transfer Fr...211604662024-11-10 23:10:1142 days ago1731280211IN
0x9794A989...00fdeFBf2
0 ETH0.0007531716.76666713
Safe Transfer Fr...211603662024-11-10 22:49:5942 days ago1731278999IN
0x9794A989...00fdeFBf2
0 ETH0.0011314718.24341201
Set Approval For...211530932024-11-09 22:30:1143 days ago1731191411IN
0x9794A989...00fdeFBf2
0 ETH0.0006291612.32381003
Set Approval For...211513542024-11-09 16:41:1143 days ago1731170471IN
0x9794A989...00fdeFBf2
0 ETH0.0005494110.7440623
Set Approval For...211170762024-11-04 21:49:1148 days ago1730756951IN
0x9794A989...00fdeFBf2
0 ETH0.0005496710.76668959
Set Approval For...211140842024-11-04 11:48:2349 days ago1730720903IN
0x9794A989...00fdeFBf2
0 ETH0.000262525.13369854
Set Approval For...211109402024-11-04 1:16:4749 days ago1730683007IN
0x9794A989...00fdeFBf2
0 ETH0.000167773.28621011
View all transactions

View more zero value Internal Transactions in Advanced View mode

Advanced mode:
Loading...
Loading

Contract Source Code Verified (Exact Match)

Contract Name:
FVLTD

Compiler Version
v0.8.7+commit.e28d00a7

Optimization Enabled:
Yes with 300 runs

Other Settings:
default evmVersion
File 1 of 5 : FVLTD.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/// @title: FVCK_LIMITED//
/// @author: manifold.xyz

import "./ERC1155Creator.sol";

////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//                                                                                                                                                                                                                                //
//                                                                                                                                                                                                                                //
//                                                                                                                                                                                                                                //
//                                                                                                                                                                                                                                //
//     ______   __   __   ______     __  __     __         __     __    __     __     ______   ______     _____                                                                                                                   //
//    /\  ___\ /\ \ / /  /\  ___\   /\ \/ /    /\ \       /\ \   /\ "-./  \   /\ \   /\__  _\ /\  ___\   /\  __-.                                                                                                                 //
//    \ \  __\ \ \ \'/   \ \ \____  \ \  _"-.  \ \ \____  \ \ \  \ \ \-./\ \  \ \ \  \/_/\ \/ \ \  __\   \ \ \/\ \                                                                                                                //
//     \ \_\    \ \__|    \ \_____\  \ \_\ \_\  \ \_____\  \ \_\  \ \_\ \ \_\  \ \_\    \ \_\  \ \_____\  \ \____-                                                                                                                //
//      \/_/     \/_/      \/_____/   \/_/\/_/   \/_____/   \/_/   \/_/  \/_/   \/_/     \/_/   \/_____/   \/____/                                                                                                                //
//                                                                                                                                                                                                                                //
//                                                                          ░░░░▒▒░░░░                                                                                                                                            //
//                                                                        ▒▒  ░░  ░░▒▒                                                                                                                                            //
//                                                                      ▒▒▒▒▒▒░░░░░░░░                                                                                                                                            //
//                                                            ▒▒░░▒▒▒▒░░▒▒░░▒▒▓▓▒▒░░░░                                                                                                                                            //
//                                                          ▒▒▒▒░░░░░░░░▓▓░░░░░░░░                                                                                                                                                //
//                                                        ▒▒▒▒░░░░░░▓▓░░                                                                  ░░░░░░                                                                                  //
//                                                        ▒▒▒▒░░░░░░▒▒░░                                                              ░░▒▒▒▒▒▒▓▓▒▒▒▒░░                                                                            //
//                                            ▒▒▒▒▒▒░░░░▒▒▒▒░░▒▒▒▒░░░░                                          ░░▒▒░░▒▒▓▓▒▒          ░░▓▓░░  ░░░░▒▒▒▒░░                                                                          //
//                                  ░░▒▒░░░░░░▒▒▓▓░░░░░░░░░░░░░░░░░░                                          ▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒░░░░▒▒░░▒▒    ░░░░▒▒░░                                                                          //
//                            ░░▒▒▒▒▒▒░░░░░░░░  ░░▒▒▒▒▒▒                                                    ▒▒▒▒░░      ▒▒▒▒░░░░░░░░░░░░▒▒░░    ▒▒░░▒▒▒▒                                      ░░▒▒░░                              //
//                          ░░░░░░░░  ░░▒▒▓▓░░  ░░▒▒░░░░                                                    ▒▒▒▒░░░░    ░░▓▓▒▒░░      ▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▓▓▒▒░░░░                                ▒▒▒▒▓▓░░░░                          //
//                        ▒▒░░▒▒░░    ░░░░░░▒▒▒▒░░░░░░                                      ░░▒▒▒▒▒▒  ░░▒▒▒▒▒▒░░░░  ░░▒▒▒▒▒▒░░          ░░░░▒▒▒▒▒▒░░▒▒░░▒▒▒▒░░                                ░░▒▒▒▒▒▒▒▒░░▒▒░░                    //
//                        ▒▒▓▓▒▒▒▒  ░░░░▒▒░░░░░░                                        ▒▒▒▒▒▒▒▒▒▒░░░░▒▒▒▒░░░░▒▒▒▒▒▒▒▒░░░░                          ▒▒░░░░▒▒░░                                  ░░░░▒▒▓▓▒▒░░▒▒                    //
//                        ▒▒▒▒░░░░▒▒▒▒░░░░                                            ▒▒░░▒▒░░  ▒▒▒▒░░▒▒░░      ░░░░░░                              ▒▒▒▒▒▒░░░░                                    ░░▒▒░░▒▒▒▒▒▒░░                  //
//                      ▒▒▒▒░░░░░░░░                                                ░░░░░░      ░░▒▒▒▒░░                                      ░░  ░░░░▒▒▒▒                                      ░░▒▒░░░░▒▒▒▒▒▒░░                  //
//              ▒▒▒▒▒▒░░░░░░░░                                                    ░░▒▒▒▒░░░░    ▒▒▒▒░░                                      ▒▒░░▒▒██░░▒▒░░                                      ░░▒▒▒▒▒▒▒▒▒▒▒▒░░                  //
//            ▒▒▒▒▒▒▓▓▒▒▒▒▒▒                                      ░░░░▒▒  ░░░░░░▒▒▒▒░░░░▒▒░░▒▒▒▒▒▒░░                                      ▒▒░░▒▒░░░░▒▒▒▒░░                                        ▒▒░░░░▒▒░░▒▒                    //
//            ▒▒▒▒░░░░░░▒▒░░                                  ▒▒░░▒▒▒▒▓▓░░▒▒▒▒▒▒░░░░▒▒░░▒▒▒▒▒▒░░                                        ░░░░░░░░░░░░░░▒▒                                          ░░░░░░░░░░▒▒▒▒░░░░▒▒░░          //
//            ▒▒░░▒▒░░  ▒▒▒▒                              ░░░░▒▒▒▒░░    ▒▒░░░░▒▒▒▒        ░░                                            ░░▒▒▒▒░░░░  ▒▒  ░░                                          ░░░░░░░░▒▒░░░░▓▓▒▒▒▒▒▒        //
//          ▒▒░░▒▒░░░░▒▒▒▒░░                              ░░▒▒▒▒        ░░▓▓▒▒░░                                            ░░▒▒░░    ▒▒▒▒▒▒░░░░░░▒▒░░░░                                                    ░░▒▒▒▒▒▒▓▓▒▒▒▒▒▒      //
//        ░░░░░░▓▓▒▒░░░░░░            ░░░░▒▒▒▒░░    ░░░░  ▒▒▒▒░░░░      ▒▒▒▒▒▒                                        ░░▒▒▒▒▓▓▒▒▒▒▒▒░░▓▓░░░░▒▒▓▓▒▒░░░░                                                      ▒▒▓▓▒▒▒▒▒▒░░▒▒▒▒░░    //
//        ▒▒▒▒▓▓▒▒░░            ░░▒▒▒▒▒▒░░▒▒▒▒░░▒▒░░▒▒▒▒░░░░▒▒▓▓░░░░▒▒▒▒▒▒░░                                      ░░▒▒▒▒▒▒▒▒░░▒▒▒▒▒▒░░░░▒▒    ░░░░                                                          ▒▒▓▓  ▒▒▒▒  ░░▒▒░░    //
//      ░░▓▓▒▒▓▓░░▒▒          ░░▒▒▒▒▒▒░░  ░░▒▒▒▒░░░░▒▒▒▒▒▒▒▒░░░░░░▒▒░░░░                                        ░░▒▒▒▒░░░░    ▒▒░░░░▒▒                                                                      ░░▒▒▒▒░░▒▒▓▓▒▒░░▒▒    //
//    ░░▓▓░░▒▒░░░░░░▒▒░░░░░░▒▒▒▒▒▒        ░░▒▒▒▒▒▒▒▒░░░░      ░░░░░░                                            ░░▒▒░░░░      ░░▒▒▒▒▒▒                                                                        ░░▒▒░░██▓▓▒▒▓▓      //
//      ▒▒▒▒▒▒▒▒▓▓▓▓▓▓▓▓▒▒▒▒▒▒▒▒░░░░        ▒▒░░▒▒                                                              ░░░░▒▒░░░░    ▒▒▒▒▒▒░░                                                                        ░░▒▒░░▒▒▓▓▒▒░░      //
//    ▒▒  ▒▒░░░░░░░░░░░░░░▒▒▒▒▒▒▒▒▒▒░░▒▒░░▒▒▒▒▒▒░░                                                            ▒▒▒▒░░▒▒░░░░▒▒▒▒▒▒▒▒░░                                                                          ░░▒▒░░░░░░▓▓▒▒▒▒    //
//      ░░░░  ▒▒▒▒░░░░      ░░▓▓░░░░▒▒▒▒▒▒░░░░                                                  ░░▒▒▒▒▒▒░░░░▒▒▒▒▒▒░░▒▒▒▒▒▒▒▒▒▒░░                                                                                ░░░░  ░░▒▒░░▒▒    //
//        ░░▒▒░░░░              ░░░░░░                                                        ▒▒▒▒▒▒▓▓▒▒▒▒░░▒▒▒▒░░░░░░░░░░░░                                                                                    ▒▒░░░░▓▓▒▒░░░░    //
//                                                                                        ░░▒▒▒▒▒▒░░░░░░░░▓▓░░                                                                                                ░░░░▒▒░░▒▒░░░░░░    //
//                                                                                      ▒▒▒▒▒▒░░    ░░▒▒░░▒▒░░                                                                                              ░░▒▒▓▓▓▓▒▒░░░░░░░░    //
//                                                                                      ░░░░        ░░  ▒▒▒▒░░                                                                                          ▒▒░░  ░░▓▓░░▒▒░░░░░░      //
//                                                                                    ░░░░░░▒▒▒▒▒▒    ▒▒▒▒░░                                                                                          ▒▒░░▒▒▒▒▓▓▒▒░░▒▒░░          //
//                                                                                      ▒▒░░▓▓▒▒░░░░▒▒▒▒▒▒                                                                                          ▒▒  ▒▒▓▓▒▒░░▒▒▓▓░░            //
//                                                                                      ▒▒░░░░▒▒░░▒▒▒▒░░                                                                                          ▒▒░░▒▒▒▒▒▒▓▓▓▓▒▒░░              //
//                                                                                    ░░██▒▒▒▒░░░░░░░░                                                                                          ░░▒▒  ░░░░▒▒░░▒▒██░░              //
//                                                                                  ░░▒▒▓▓░░▒▒░░░░                                                                                              ░░▒▒░░        ░░▒▒                //
//                                                                                ▒▒▒▒▒▒▒▒░░▒▒                                                                                                  ░░░░░░▓▓░░▒▒  ▓▓░░▒▒              //
//                                                                              ░░▒▒░░██░░░░░░                                                                                                  ░░▒▒░░▒▒░░░░░░░░░░                //
//                                                                                  ▒▒▓▓▒▒▒▒▒▒                                                                                                ▒▒▒▒░░▒▒░░▒▒░░░░  ░░                //
//                                                                                ░░▒▒▒▒▒▒▓▓▒▒░░                                                                              ░░▒▒▒▒▒▒▒▒▒▒░░▒▒▒▒▒▒▒▒░░▒▒░░▒▒▒▒░░                  //
//                                                                                ░░░░▒▒  ░░▓▓▒▒░░                                                                        ▒▒▒▒▒▒▒▒▓▓▓▓▒▒▒▒▒▒▒▒░░▒▒▓▓░░░░░░░░░░                    //
//                                                                                  ▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒░░                                                            ▒▒▒▒▒▒▓▓▓▓▒▒▒▒░░▒▒░░░░▒▒▒▒▓▓░░                              //
//                                                                                  ░░▓▓░░▒▒▓▓██▓▓░░▓▓▒▒▒▒▒▒▒▒                    ░░  ▒▒▒▒▒▒▒▒▒▒                    ▒▒░░▓▓▒▒░░░░    ░░▒▒▒▒▓▓▒▒░░                                  //
//                                                                                    ░░▒▒▒▒░░▒▒▓▓░░░░▒▒▓▓▓▓▒▒▒▒              ▒▒▒▒▒▒░░▒▒░░░░▒▒░░░░░░▒▒            ░░░░▒▒▒▒          ░░▒▒▓▓░░▒▒▓▓                                  //
//                                                                                    ░░░░▒▒▒▒▒▒░░░░      ▒▒▒▒░░░░          ░░▒▒▒▒▓▓▒▒▒▒▓▓▓▓▒▒▒▒▓▓▒▒░░░░        ░░░░░░▒▒▒▒▒▒░░            ▓▓▒▒▒▒                                  //
//                                                                                      ▒▒▓▓░░▒▒░░    ░░░░▒▒▒▒░░░░▒▒░░░░▒▒░░░░▓▓▓▓░░            ░░▒▒▒▒▒▒▒▒▒▒▒▒░░░░░░░░▒▒▒▒▒▒▒▒        ▓▓▒▒▒▒▓▓░░                                  //
//                                                                                      ▒▒▒▒▒▒░░      ░░▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒░░▒▒▒▒░░░░░░        ░░░░▒▒▒▒░░▒▒▒▒▒▒▓▓████▓▓▒▒░░░░▒▒  ░░▓▓▒▒▒▒▓▓▒▒░░                                    //
//                                                                                      ░░▓▓▒▒▒▒▒▒▒▒░░░░░░░░▒▒▒▒▓▓▓▓▓▓▒▒▓▓▓▓▓▓▓▓▒▒▓▓░░        ░░▒▒░░▒▒▒▒░░░░░░░░░░░░▒▒▒▒▓▓▓▓▒▒▒▒▒▒▓▓▓▓▒▒░░░░                                      //
//                                                                                        ░░░░▒▒▓▓▒▒▒▒▒▒▒▒▓▓▓▓▒▒  ░░░░░░░░░░░░▒▒▒▒░░            ░░▓▓▒▒██░░            ▒▒▓▓██▓▓▓▓▓▓░░░░                                            //
//                                                                                            ░░░░▒▒▒▒▓▓▓▓▒▒░░            ░░▓▓▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▒▓▓▒▒                ░░░░░░░░░░                                                //
//                                                                                                    ░░░░░░                ░░▒▒▒▒▒▒▓▓████▓▓▓▓██▓▓▓▓░░                                                                            //
//                                                                                                                              ▒▒░░░░░░░░░░░░░░░░░░                                                                              //
//                                                                                                                                                                                                                                //
//                                                                                                                                                                                                                                //
//                                                                                                                                                                                                                                //
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////


contract FVLTD is ERC1155Creator {
    constructor() ERC1155Creator() {}
}

File 2 of 5 : ERC1155Creator.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.0;

/// @author: manifold.xyz

import "@openzeppelin/contracts/proxy/Proxy.sol";
import "@openzeppelin/contracts/utils/Address.sol";
import "@openzeppelin/contracts/utils/StorageSlot.sol";

contract ERC1155Creator is Proxy {

    constructor() {
        assert(_IMPLEMENTATION_SLOT == bytes32(uint256(keccak256("eip1967.proxy.implementation")) - 1));
        StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = 0x142FD5b9d67721EfDA3A5E2E9be47A96c9B724A4;
        Address.functionDelegateCall(
            0x142FD5b9d67721EfDA3A5E2E9be47A96c9B724A4,
            abi.encodeWithSignature("initialize()")
        );
    }

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

    function _implementation() internal override view returns (address) {
        return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value;
    }    

}

File 3 of 5 : Proxy.sol
// 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 {}
}

File 4 of 5 : Address.sol
// 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);
            }
        }
    }
}

File 5 of 5 : StorageSlot.sol
// 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
        }
    }
}

Settings
{
  "optimizer": {
    "enabled": true,
    "runs": 300
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "libraries": {}
}

Contract Security Audit

Contract ABI

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"stateMutability":"payable","type":"fallback"},{"inputs":[],"name":"implementation","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"stateMutability":"payable","type":"receive"}]

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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

Validator Index Block Amount
View All Withdrawals

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