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Contract

0x3b656e78CD7a0598016f513E2dCb52042e72B3CE
 

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Safe Transfer Fr...205931542024-08-23 18:40:5920 days ago1724438459IN
0x3b656e78...42e72B3CE
0 ETH0.000303364.3377465
Set Approval For...187545892023-12-10 8:22:47277 days ago1702196567IN
0x3b656e78...42e72B3CE
0 ETH0.0013331426.11292086
Safe Transfer Fr...186726372023-11-28 20:54:47288 days ago1701204887IN
0x3b656e78...42e72B3CE
0 ETH0.0037483750.1622918
Safe Transfer Fr...184994582023-11-04 15:07:23313 days ago1699110443IN
0x3b656e78...42e72B3CE
0 ETH0.0015500222.16310502
Set Approval For...184994302023-11-04 15:01:23313 days ago1699110083IN
0x3b656e78...42e72B3CE
0 ETH0.0008946617.5242342
Set Approval For...183650672023-10-16 19:36:35332 days ago1697484995IN
0x3b656e78...42e72B3CE
0 ETH0.0005817511.3951579
Set Approval For...170566772023-04-16 3:02:23515 days ago1681614143IN
0x3b656e78...42e72B3CE
0 ETH0.0011056121.65622309
Set Approval For...169088152023-03-26 3:05:47536 days ago1679799947IN
0x3b656e78...42e72B3CE
0 ETH0.0007197314.09771308
Set Approval For...168668412023-03-20 5:35:59542 days ago1679290559IN
0x3b656e78...42e72B3CE
0 ETH0.0005957211.66878087
Safe Transfer Fr...168603262023-03-19 7:37:11543 days ago1679211431IN
0x3b656e78...42e72B3CE
0 ETH0.0008879612.57609057
Safe Transfer Fr...168544992023-03-18 11:59:59544 days ago1679140799IN
0x3b656e78...42e72B3CE
0 ETH0.0010901814.43135232
Safe Transfer Fr...168509512023-03-18 0:01:11544 days ago1679097671IN
0x3b656e78...42e72B3CE
0 ETH0.0016664928.58140089
Safe Transfer Fr...168192992023-03-13 13:14:35549 days ago1678713275IN
0x3b656e78...42e72B3CE
0 ETH0.0077988727.91342683
Safe Transfer Fr...167342842023-03-01 14:12:23561 days ago1677679943IN
0x3b656e78...42e72B3CE
0 ETH0.0021118528.00611561
Safe Transfer Fr...167342432023-03-01 14:04:11561 days ago1677679451IN
0x3b656e78...42e72B3CE
0 ETH0.0042005755.70537188
Safe Transfer Fr...166877542023-02-23 1:12:23567 days ago1677114743IN
0x3b656e78...42e72B3CE
0 ETH0.002354131.21367738
Safe Transfer Fr...166877412023-02-23 1:09:47567 days ago1677114587IN
0x3b656e78...42e72B3CE
0 ETH0.0026241534.79432865
Safe Transfer Fr...166778312023-02-21 15:40:23569 days ago1676994023IN
0x3b656e78...42e72B3CE
0 ETH0.0030512840.46427719
Safe Transfer Fr...166778272023-02-21 15:39:35569 days ago1676993975IN
0x3b656e78...42e72B3CE
0 ETH0.0023444340.20842934
Safe Transfer Fr...166778232023-02-21 15:38:47569 days ago1676993927IN
0x3b656e78...42e72B3CE
0 ETH0.0021520936.90970172
Set Approval For...166732092023-02-21 0:04:59569 days ago1676937899IN
0x3b656e78...42e72B3CE
0 ETH0.0011809523.13190891
Safe Transfer Fr...166513922023-02-17 22:30:47572 days ago1676673047IN
0x3b656e78...42e72B3CE
0 ETH0.0030250642.83637197
Safe Transfer Fr...165598582023-02-05 3:20:47585 days ago1675567247IN
0x3b656e78...42e72B3CE
0 ETH0.00131318.55752744
Set Approval For...165161392023-01-30 0:44:35591 days ago1675039475IN
0x3b656e78...42e72B3CE
0 ETH0.0008303316.26414836
Safe Transfer Fr...163424732023-01-05 18:47:11616 days ago1672944431IN
0x3b656e78...42e72B3CE
0 ETH0.0015235321.78432518
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Contract Source Code Verified (Exact Match)

Contract Name:
ATTQE

Compiler Version
v0.8.7+commit.e28d00a7

Optimization Enabled:
Yes with 300 runs

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

pragma solidity ^0.8.0;

/// @title: and then, the quiet explosion - Bryan Minear - Limited Edition
/// @author: manifold.xyz

import "./ERC721Creator.sol";

/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
//                                                                                                                                         //
//                                                                                                                                         //
//                                                                                                                                         //
//            _ _._ _  ___;_      ___¬ _     _  _ __ _  ,»φ░"_ __  _ __       _  __  _;∩"_ _ _      __         __.         __     `   _    //
//        _ _;∩^ _ _   _ _ _ ______ __ _  _' __   ,»φ≥╚Γ __    __ ¬. __ _  _ _   _,≤"__  _ .  __ __ _  __ __  __     _____     _           //
//          __'ⁿ░'  __  ___⌐   __ _ __    _ ,╔φΓ"^_  __   _ _ __ __    ____ ___-"_____    _  ___ __      __ _     __    _     _            //
//         _ _ _  _    _  _  __    _ ,,≤φΓ"_ _   _. ________  _ _______  ____'____   ___ _ "ⁿ*==.░.__  _ _           _    _  '_    _»'_    //
//        ___  _    __ _   ____,,φ≥░Γ░_      _  _     _   __    _ ________ __  __ _ __   _   __   ____  __ _         ___  _   __  -        //
//        _        ___   ,,≤="`__   '"'_ ___ __    ___ _  _ ___       __ _   __ __ ___   _ _ _ _ ___    _ __     __ _  __ _   _,∩__        //
//         _ _  ___ .;≈"`     _      __ ___ ___ _ ______ __ _ __   ___   _ _ ___ __ __  __   _  .__ _       _ _ __   _ ____  ,"  _         //
//          __ _ _" _ ' _   _ _    __ _ _ __   _  ___ _  _ _ __ _____    __ _______  ___  _ _     ___  ___      _  "_ __   ."    __        //
//           ____ _    ;,'  __ _ ______  __ __ __ ____  _  "», ____ ____   __ _..--~____ '___  _  _  __ _ _  __   __      _    _    _      //
//        ___   _ _ .___  __   _ _ ___ _  __ ___   _  _  __...-"≥»¬^`_ __ _  _  ______  _   _ __   __  __ _ ______ ___= "__   _      _     //
//          '  .⌐_  _______ _  _    _  ________  _______ _ _    _  `""==≤.,____________ _____  _  _  ___ _  ____    '  __   _     ___ _    //
//        _ _________ ______  ______  _____ ______   __  ___   _ _  _ _ __ __`""'_______  ____ _   ____ _____     __'  _____    __         //
//          _.    _ _  ____  _ _  __ __ _______ _.__'_  .._   __   __   _  _ ___ ____  _   ____ ___   __ _ __ _    '__  _ __  _   .⌐_      //
//        _ ]⌐ _ __ _ __ ____  _ ______ _  __________ ___  __  _ __    _    _  _ _ _   _______ _ _._ _ __ ___   _.'_ _  _ _  _  -     _    //
//        ,,▄µµ,,,,,_ __ _ ,,,,,╓,,,,, ___,,,,,, __    ,,µ╓,  __ ,╓µµ▄▄__ _____Σµµµµ,_ __ _,╓▄▄▄,__  _  _  ▀██ _; ,        _ ▓██¬_         //
//        █████████████___j██████████████,_█████▌  ___██████.≤≥≥╔██████▌     _ ,█████▌_  _ ╫████▌.░.  _▀▀█▀▀.█▄_▀▀▀▀▀▀▀▀▀▀▀^▄█└"▀▀¥▄       //
//        ███▌╙╙╙▀██████_ j█████▀▀▀▀██████µ_╙█████ _,█████▀__ _,████████▌_ __ _"███████▄░,,█████▌╓φ≥≥=≈ⁿ"█_  ╠ ╙▀▄] _    ▄█▀⌐╟     ╙▌      //
//        ███▌__ _▐█████ _j█████__ _ █████▌ _╙█████▄█████¬  _ ,█████╫████▒"""""`████████▌' ╟█▓██▌_   _.~ █   █    ▀█, ,▄▀` φ ╫   ' .█_     //
//        █████████████.__j█████,,,╓▄█████▌   ╙█████████`__  .█████__█████.   __██████████▄█████▌    ╓▄▄▄█▄▄▄▄▄▄▄▄,_╟██-ⁿ▄▄▄╓╠▄▄▄▄#▀       //
//        ██▓▀▀▀▀▀██████' j██████████████╙  ____██████▀.⌐"  _█████▄▄▄▄█████_  _ █████⌐╙█████████▌_      '█'  ▄'. _  _╙└.    ,╔  ¡,╙█µ      //
//        ███▌     █████▌_j█████▀▀██████_ _    .▐█████    _ ████████████████    █████⌐ └████████▌∩ⁿ '_'' █ "_█φ_'.         ; ╫░  ░░ █ '    //
//        ██████████████⌐_j█████   ╟█████ _    _j█████░≤,,,▐█████╙│╙╙╙╙█████▌ .░█████⌐ _ ╙██████▌ .  '  .█  _╫░-       .' ░⌐ ╟░ __ ▄▀ _    //
//        ████████████▀─ⁿ»▐█████  . ╟█████_ _ _ j█████___ ╓█████▀ ,,,; ╙█████▌' █████⌐   ''▀████▌      ▀▀▀▀▀,█ 7▀▀▀▀▀▀▀▀▀▀▀▀ ╫∩"▀▀╙'. '    //
//        _ _ "∩-  ⁿ≥,   ____`"╙φ≥≥,_   __ _ ___' __ ,  ' _   . _. _         __.    '_        .  _      .  ▀▀▀▀▀   ..,░░░⌐'▀▀▀▀▀           //
//        ___ __ _`  _"≥≥,__ __; _ _ _ `"""=»,  _  "≥,  "²≥≥;,, ,     `¿.           ""ⁿ=,,   .     ¡ ' ' ░░░~      .░░░░⌐''.░   ░'''░░'    //
//        ___ __  _ _     _"ⁿ~.░   ██████_______,█████▌  █████▌░░█████▄ '_  ║████▌. ██████████████░'' .-_]██████▄' '"░░░ █████████████▄    //
//          ___ _  __    __ _ ≤   _███████ __ _╓██████▌  █████▌_ ███████  ⁿ░╟████▌  ██████████████░ΓΓ"░=φ████████~_.░░  ░██████████████    //
//        _   _  ___   _!≥≥≥≥φ░≥░ε,████████___╓███████▌_"█████▌\_█▓▓█████▄. ╟████▌ .█████▌.░ " ''.-.   ░██████████,φ░░.░ █████▒' ░.████    //
//        ___ _  _ __  _ _ _ Γ"` _ █████████ ╓████████▌ _█████▌  █████▓▓███,╟████▌' ╫████████████' .. '█████░`█████░∩░░░░█████▒░░░-████    //
//        _   __ _  ____  _____ __ ███████████████████▌  █████▌..█████▒██████████▌ _╫████████████..'░░▓████▌ ,╙████▌░░░░░██████████████    //
//         _ _ _   __  _   __  - __█████▌╙██████ █████▌░≥█████▌ .█████▒ ╙████████▌░░█████▌└└└└┘│└~ ¡ ▐██████████████▌'░'░█████████████░    //
//        ,,╓φ≥≥=ⁿ²"""""""""""""ΓΓ≥█████▌ ╙████_ █████▌__█████▌= █████▒' └███████▌_"██████▄▄▄▄▄▄▄▄░Γ]█████▀▀▀▀▀▀█████▄│░░█████▒░'██████    //
//         __ _ _ _____ __  _ _ __ █████▌      ` █████▌ '█████▌░ █████▒ . '╙█████▌ _╫█████████████░j█████▌░░░=φ░║█████▒░=█████▒░░'█████    //
//             _ ____ _____    ____╙╙╙╙╙`   _  _ ╙╙╙╙╙"_ ╙╙╙╙╙" .╙╙╙╙╙> .   '╙╙╙╙└  ╙╙╙╙╙╙╙╙╙╙╙╙╙╙.╙╙╙▀╙╙░░'¡░░░░╙╙╙▀╙▀░░╙╙╙╙▀░░░░'╙╙▀╙    //
//           ______   _ _  _      _  ___       _ _  '"∩░░░.░; .░   ¡'   ''░  .\'░  ¡_     ;. ¡   ░'.░░░░░░'░Γ""Γ_,░░░"░░░░░░≤░░ ░Γ░░░!░    //
//          _ _   _ _  _   _ __ __ ___  _            , .~      ! .-..  '    . . ¡Γ".»≥  ░. !. ░ '.░. ░░░░     .»░░░░'"░░░░░░░░░░░░░░░░░    //
//         ____ __ _ _ _ __   _ _   __ __      _  .∩'  :  "   ⁿ'' .   ''   ',░░Γ░  .░░!; ¡░^░'. ∩░.'░░░"_ . .¡░'"φ░░░░░░░░░░░░░░░░░░░░"    //
//         _  ______   _  _  "   _ __  _ _       !░"   . ' '' ' .. ''   ¡░░ΓΓ'  '''' '.' '''░░'. ░░≥"_ _ ;;░░░░░!░≥,»░░░░░░░░░░░░░░░░░░    //
//         __ __ _ _    _       _ ¡-.   _  _    ' '  .    ' ,;░Γ  ' .;░░Γ░"     ;,.  ~;'░' ░'░░░Γ"   .[░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░    //
//         __  ___   _  -   __   _ _' _ ▄_  ,.',  ▄  µ ,▄▄▄",▄▄µ ▄▄▄░╙"_ ╓▄▄.,▄▄'';' ▄▄▄µ¡▄░░Q▄~..▄░Q░░;▄'░░░░░░░░░░░ΓΓ░░░░Γ░░φ░φ░░░░░░    //
//        __'_   _ __  '_       _  , _ j▌ _ ╫⌐'███▌ ▐▌Γ'╟▌_░█~"""█`█ _.;▐▌~'.█⌐╟▌~█⌐░,█»░▒█░▐▌░█░▐█▒█']█│▀¡¡░░i░░░░╚░░░░╩δφφφ▒░░░░░░░░░    //
//         _ __      _" _    _    _ __ ▐▌ .'█ j▌└▐▌_╫⌐.'█'  █╙, ▐▌░█.'.'╫░└░'█░█░░█░░]▌""▐▌ ╫░▐▌░╟▒██░;░█▌░░░░░░░░░░░░░Γ░░░░░░░░░╙╙╙╚êφ    //
//           _    _  _  _    _     _  _╙▀▀¬"▀ ╙▀'╙⌐"▀"' ▀''^▀▀▀'╙▀▀^'"»░▀▀▀░]▀▀▀Γ"▀__"^_ ╙░░╙▀▀^"▀'╙▀░╙▀▀~░░░░░░░░░░░░░░░░░░░░░░░░░░░░░    //
//              '`_'   _ _ _'_  _  ____¡ "      '_   .  ¡'  \.░'░░░░Γ"^_-=ⁿ"_____ _  ░;░░░░░^'░░░░░\░░░░░░░░░░░Γ░░░░░░░░░░░░░░░░░░░░░░░    //
//        !   '_        _ _ _ __   '   .'       .      '~  ,░≤░Γ"__ .,░░;-,..-¡░Γ░░∩'░░░░░░░░░Γ░░░░░░░ⁿΓ░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░    //
//          _      ___~_ _  . _  _  . ∩_ _           ';░░Γ"____ -░'''.░░\░░'░-░│░░░░░. _ '░░'░░░░░░░░░░░;.░░░░;░░░"Γ░░░Γ░░░░░░░░░░░░░░░    //
//         __  ..   _      __'  __ _,Γ  _  _ '   _░≥Γ" _..;"' '' .!'. ! '░░ ' . ' ' ░!░'░░░░░░;,░░░░∩░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░    //
//         _ _ _ .      _'     _ __;Γ         »""__-~░.'  ~. "'..  '  ░ ░░.░░░░░░ '░..░░░░░░'░│░░░░░░░░│░░░░░░░░░░░░░░░░░░░░░░░░▒░░░░░░    //
//        __. ~  _   __  _ _._   _;░          ,░░,░; ' .   ░     ░░░░░░ ,░  ░ ░ ''.!░░Γ`"`░░░░¡░░░░░░░░░░░░░░░░░░░░░░░░φ░▒░░░░░░░░░░φ▒░    //
//          __ __'_      _ _ ░    ░░  __ ^░░░░░░░░░░░░Γ    ░.░¡;░░░░░░░░░░\.¡░░'¡'░░░░.░░░░░░░░░░░░░░░░░░░░░░░░░░░╚╚╚╩╚╙╙╙╙╙"Γ²░░φ▒▒░▒▒    //
//         _  __      ___  __". _ ░∩   _  _  "²\░░░░░░░.' '∩"'   ' _  _ '░░░ ░¡░░░░░░;░░░░░≤░░░░░░░░░░░░░░░░░░≥≥∩░≥░≥░░░░≥≥;-░,,.^│░░│░    //
//          _     `   _ _    ¡░ __░░ __ _____''' '░░░░░░░░░░░░░≥≥░(░░░,░░░░░░░Γ░░░░░░░Γ░░░░░░░░░░░░░░░ΓΓ░░░░░░░░░░░░░░░░░░░░░░ΓΓ""'' _`    //
//        _.  '_      ~   _.  ._:_░░    ____   _''^░<Γ!░░░░░^░░░░░░░░░░░░░░░░░░░░░░░░░░░\≤░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░≥░░░░░░░    //
//        _  '~   _    ^  _      _░∩    _ ____ _.. ⁿ∩"⌐"░░░~░░░░░░░░Γ░╙╙░"╙░░░░ "Γ░░░░░░\░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░    //
//        `   _ ''_  ` ~.»≥░░░░░▒░φ░╓,░,..___      .¡,[.⌡""░Γ░░░¡░░░  "Γ░░ . `ΓΓ░░,;.∩░░░░░░'░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░    //
//               _`_░`    └"^ '"░░░░░░"░. ,, -≥∩''; ¡  "░¿░░, . '"░░░░░Γ░░Γ░░░░░.░;░░░░░░░ ^'''' '░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░░≥░░≥░    //
//        »≥ΓΓ≥≥_..∩Γ"»'.-≥≥≤»ⁿ∩∩" ²≥░░'≤∩≥» _`_≤∩"≤░░≥≥≥≥≥≥∩≥≤≥≥≥≤≥≥≥≥≥≥≥ΓΓ≤Γ≥≥≥≥Γ≥≥ΓΓΓΓΓ≥≥≥≥≥≥≥≥Γ≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥≥Σ≥Σδδ≤╚╙╚╚╚╙╙≥╙≥≥≥δÅ    //
//                                                                                                                                         //
//                                                                                                                                         //
//                                                                                                                                         //
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////


contract ATTQE is ERC721Creator {
    constructor() ERC721Creator("and then, the quiet explosion - Bryan Minear - Limited Edition", "ATTQE") {}
}

File 2 of 5 : ERC721Creator.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 ERC721Creator is Proxy {
    
    constructor(string memory name, string memory symbol) {
        assert(_IMPLEMENTATION_SLOT == bytes32(uint256(keccak256("eip1967.proxy.implementation")) - 1));
        StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = 0xe4E4003afE3765Aca8149a82fc064C0b125B9e5a;
        Address.functionDelegateCall(
            0xe4E4003afE3765Aca8149a82fc064C0b125B9e5a,
            abi.encodeWithSignature("initialize(string,string)", name, symbol)
        );
    }
        
    /**
     * @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 v4.7.0) (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
                /// @solidity memory-safe-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 (last updated v4.7.0) (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) {
        /// @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
        }
    }
}

Settings
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      "*": [
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        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  },
  "evmVersion": "london",
  "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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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.