ETH Price: $3,277.69 (-3.89%)
Gas: 13 Gwei

Contract

0x312b39Aada88A58187120d74a249bb627305171F
 

Overview

ETH Balance

0 ETH

Eth Value

$0.00

Multichain Info

No addresses found
Transaction Hash
Method
Block
From
To
Value
Claim Portraits197753742024-05-01 12:47:3563 days ago1714567655IN
0x312b39Aa...27305171F
0 ETH0.000609269.71686251
Claim Portraits196424422024-04-12 22:17:2381 days ago1712960243IN
0x312b39Aa...27305171F
0 ETH0.001596918.13078047
Send Portraits194638992024-03-18 19:57:11107 days ago1710791831IN
0x312b39Aa...27305171F
0 ETH0.0030555540.34699096
Claim Portraits192632022024-02-19 17:16:35135 days ago1708362995IN
0x312b39Aa...27305171F
0 ETH0.0042149357.47737405
Claim Portraits192433322024-02-16 22:09:23137 days ago1708121363IN
0x312b39Aa...27305171F
0 ETH0.0015311819.18731131
Claim Portraits191549262024-02-04 12:23:35150 days ago1707049415IN
0x312b39Aa...27305171F
0 ETH0.0072940617.4178248
Claim Portraits190767172024-01-24 13:12:47161 days ago1706101967IN
0x312b39Aa...27305171F
0 ETH0.0008382613.369065
Claim Portraits186746002023-11-29 3:30:35217 days ago1701228635IN
0x312b39Aa...27305171F
0 ETH0.0048072533.98988021
Claim Portraits186430912023-11-24 17:35:23222 days ago1700847323IN
0x312b39Aa...27305171F
0 ETH0.0066762432.87788597
Claim Portraits186209212023-11-21 15:06:23225 days ago1700579183IN
0x312b39Aa...27305171F
0 ETH0.0043347654.31899022
Claim Portraits184461532023-10-28 3:55:11249 days ago1698465311IN
0x312b39Aa...27305171F
0 ETH0.0006352610.13157319
Claim Portraits182971252023-10-07 7:30:11270 days ago1696663811IN
0x312b39Aa...27305171F
0 ETH0.000465085.82797312
Claim Portraits182486572023-09-30 12:55:35277 days ago1696078535IN
0x312b39Aa...27305171F
0 ETH0.00077339.69028301
Claim Portraits182060812023-09-24 13:53:59283 days ago1695563639IN
0x312b39Aa...27305171F
0 ETH0.00042177.49942516
Claim Portraits181883582023-09-22 2:16:35285 days ago1695348995IN
0x312b39Aa...27305171F
0 ETH0.000535538.5425413
Claim Portraits181768742023-09-20 11:42:23287 days ago1695210143IN
0x312b39Aa...27305171F
0 ETH0.000524159.32137037
Claim Portraits180801102023-09-06 21:34:23300 days ago1694036063IN
0x312b39Aa...27305171F
0 ETH0.0030903118.64137976
Claim Portraits179580262023-08-20 19:24:59318 days ago1692559499IN
0x312b39Aa...27305171F
0 ETH0.0051209517.32933534
Claim Portraits179071752023-08-13 16:37:23325 days ago1691944643IN
0x312b39Aa...27305171F
0 ETH0.0027878419.71155479
Claim Portraits178958422023-08-12 2:36:23326 days ago1691807783IN
0x312b39Aa...27305171F
0 ETH0.0008026912.80177394
Claim Portraits178608372023-08-07 5:00:47331 days ago1691384447IN
0x312b39Aa...27305171F
0 ETH0.0007777412.40388866
Claim Portraits178572872023-08-06 17:04:47332 days ago1691341487IN
0x312b39Aa...27305171F
0 ETH0.0007968117.38566856
Claim Portraits178501362023-08-05 17:03:23333 days ago1691255003IN
0x312b39Aa...27305171F
0 ETH0.0017193521.54522336
Claim Portraits176986582023-07-15 12:02:35354 days ago1689422555IN
0x312b39Aa...27305171F
0 ETH0.003117918.10514576
Claim Portraits176895492023-07-14 5:12:35355 days ago1689311555IN
0x312b39Aa...27305171F
0 ETH0.0012925616.19709301
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:
TheDatabase

Compiler Version
v0.8.9+commit.e5eed63a

Optimization Enabled:
No with 200 runs

Other Settings:
default evmVersion
File 1 of 13 : The Database Deploy.sol
// SPDX-License-Identifier: MIT

// ██████╗░██╗░░░██╗███╗░░██╗██╗░░██╗░██████╗
// ██╔══██╗██║░░░██║████╗░██║██║░██╔╝██╔════╝
// ██████╔╝╚██╗░██╔╝██╔██╗██║█████═╝░╚█████╗░
// ██╔═══╝░░╚████╔╝░██║╚████║██╔═██╗░░╚═══██╗
// ██║░░░░░░░╚██╔╝░░██║░╚███║██║░╚██╗██████╔╝
// ╚═╝░░░░░░░░╚═╝░░░╚═╝░░╚══╝╚═╝░░╚═╝╚═════╝░

// The United Government recently got their hands on information leaked from Kaleidoscope.
// It appears as if all Repeat Offenders have been identified, and their info is live on "The Database".
// Do what you must to stay safe and avoid capture at all costs.

// https://pvnks.com/

pragma solidity 0.8.9;
pragma abicoder v2;

import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/Counters.sol";

abstract contract RO {
  function ownerOf(uint256 tokenId) public virtual view returns (address);
}

contract TheDatabase is ERC721, Ownable {

    using Counters for Counters.Counter;
    Counters.Counter private _tokenSupply;

    RO private ro = RO(0xD0F325e434d5d8143087Ccd16a7c92af223480f7); // RO Mainnet

    bool public claimIsActive = false;

    string private _baseTokenURI;

    constructor() ERC721("The Database", "Entries") { }
    
    function _baseURI() internal view virtual override returns (string memory) {
        return _baseTokenURI;
    }

    function setBaseURI(string memory baseURI) external onlyOwner {
        _baseTokenURI = baseURI;
    }

    function approve(address to, uint256 tokenId) public virtual override {
        revert("These tokens cannot be transferred");
    }

    function getApproved(uint256 tokenId) public view virtual override returns (address) {
        revert("These tokens cannot be transferred");
    }

    function setApprovalForAll(address operator, bool approved) public virtual override {
        revert("These tokens cannot be transferred");
    }

    function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) {
        return false;
    }

    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        revert("These tokens cannot be transferred");
    }

    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        revert("These tokens cannot be transferred");
    }

    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes memory _data
    ) public virtual override {
        revert("These tokens cannot be manually transferred");
    }

     function _burn(uint256 tokenId) internal override(ERC721) {
        super._burn(tokenId);
    }

    function flipClaimState() public onlyOwner {
        claimIsActive = !claimIsActive;
    }

    function claimPortraits(uint256[] memory portraitsToClaim) public {
        require(claimIsActive, "Claim is not active");

        for (uint256 i = 0; i < portraitsToClaim.length; i++) {
        require(ro.ownerOf(portraitsToClaim[i]) == msg.sender, "You do not own this token");
            
            if (_exists(portraitsToClaim[i])){_burn(portraitsToClaim[i]);}
            _safeMint(msg.sender, portraitsToClaim[i]);
        }
    }

    function sendPortraits(uint256[] memory portraitsToSend) public {
        require(claimIsActive, "Claim is not active");

        for (uint256 i = 0; i < portraitsToSend.length; i++) {
            
            if (_exists(portraitsToSend[i])){_burn(portraitsToSend[i]);}
            _safeMint(ro.ownerOf(portraitsToSend[i]), portraitsToSend[i]);
        }
    }

    function portraitClaimed(uint256 _tokenId) external view returns (bool) {
        require(_tokenId < 6666, "Token ID outside collection bounds!");
        return _exists(_tokenId);
    }
}

File 2 of 13 : Counters.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Counters.sol)

pragma solidity ^0.8.0;

/**
 * @title Counters
 * @author Matt Condon (@shrugs)
 * @dev Provides counters that can only be incremented, decremented or reset. This can be used e.g. to track the number
 * of elements in a mapping, issuing ERC721 ids, or counting request ids.
 *
 * Include with `using Counters for Counters.Counter;`
 */
library Counters {
    struct Counter {
        // This variable should never be directly accessed by users of the library: interactions must be restricted to
        // the library's function. As of Solidity v0.5.2, this cannot be enforced, though there is a proposal to add
        // this feature: see https://github.com/ethereum/solidity/issues/4637
        uint256 _value; // default: 0
    }

    function current(Counter storage counter) internal view returns (uint256) {
        return counter._value;
    }

    function increment(Counter storage counter) internal {
        unchecked {
            counter._value += 1;
        }
    }

    function decrement(Counter storage counter) internal {
        uint256 value = counter._value;
        require(value > 0, "Counter: decrement overflow");
        unchecked {
            counter._value = value - 1;
        }
    }

    function reset(Counter storage counter) internal {
        counter._value = 0;
    }
}

File 3 of 13 : Ownable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol)

pragma solidity ^0.8.0;

import "../utils/Context.sol";

/**
 * @dev Contract module which provides a basic access control mechanism, where
 * there is an account (an owner) that can be granted exclusive access to
 * specific functions.
 *
 * By default, the owner account will be the one that deploys the contract. This
 * can later be changed with {transferOwnership}.
 *
 * This module is used through inheritance. It will make available the modifier
 * `onlyOwner`, which can be applied to your functions to restrict their use to
 * the owner.
 */
abstract contract Ownable is Context {
    address private _owner;

    event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);

    /**
     * @dev Initializes the contract setting the deployer as the initial owner.
     */
    constructor() {
        _transferOwnership(_msgSender());
    }

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        _checkOwner();
        _;
    }

    /**
     * @dev Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

    /**
     * @dev Throws if the sender is not the owner.
     */
    function _checkOwner() internal view virtual {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
    }

    /**
     * @dev Leaves the contract without owner. It will not be possible to call
     * `onlyOwner` functions anymore. Can only be called by the current owner.
     *
     * NOTE: Renouncing ownership will leave the contract without an owner,
     * thereby removing any functionality that is only available to the owner.
     */
    function renounceOwnership() public virtual onlyOwner {
        _transferOwnership(address(0));
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Can only be called by the current owner.
     */
    function transferOwnership(address newOwner) public virtual onlyOwner {
        require(newOwner != address(0), "Ownable: new owner is the zero address");
        _transferOwnership(newOwner);
    }

    /**
     * @dev Transfers ownership of the contract to a new account (`newOwner`).
     * Internal function without access restriction.
     */
    function _transferOwnership(address newOwner) internal virtual {
        address oldOwner = _owner;
        _owner = newOwner;
        emit OwnershipTransferred(oldOwner, newOwner);
    }
}

File 4 of 13 : ERC721.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/ERC721.sol)

pragma solidity ^0.8.0;

import "./IERC721.sol";
import "./IERC721Receiver.sol";
import "./extensions/IERC721Metadata.sol";
import "../../utils/Address.sol";
import "../../utils/Context.sol";
import "../../utils/Strings.sol";
import "../../utils/introspection/ERC165.sol";

/**
 * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including
 * the Metadata extension, but not including the Enumerable extension, which is available separately as
 * {ERC721Enumerable}.
 */
contract ERC721 is Context, ERC165, IERC721, IERC721Metadata {
    using Address for address;
    using Strings for uint256;

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

    // Mapping from token ID to owner address
    mapping(uint256 => address) private _owners;

    // Mapping owner address to token count
    mapping(address => uint256) private _balances;

    // Mapping from token ID to approved address
    mapping(uint256 => address) private _tokenApprovals;

    // Mapping from owner to operator approvals
    mapping(address => mapping(address => bool)) private _operatorApprovals;

    /**
     * @dev Initializes the contract by setting a `name` and a `symbol` to the token collection.
     */
    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
    }

    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override(ERC165, IERC165) returns (bool) {
        return
            interfaceId == type(IERC721).interfaceId ||
            interfaceId == type(IERC721Metadata).interfaceId ||
            super.supportsInterface(interfaceId);
    }

    /**
     * @dev See {IERC721-balanceOf}.
     */
    function balanceOf(address owner) public view virtual override returns (uint256) {
        require(owner != address(0), "ERC721: address zero is not a valid owner");
        return _balances[owner];
    }

    /**
     * @dev See {IERC721-ownerOf}.
     */
    function ownerOf(uint256 tokenId) public view virtual override returns (address) {
        address owner = _ownerOf(tokenId);
        require(owner != address(0), "ERC721: invalid token ID");
        return owner;
    }

    /**
     * @dev See {IERC721Metadata-name}.
     */
    function name() public view virtual override returns (string memory) {
        return _name;
    }

    /**
     * @dev See {IERC721Metadata-symbol}.
     */
    function symbol() public view virtual override returns (string memory) {
        return _symbol;
    }

    /**
     * @dev See {IERC721Metadata-tokenURI}.
     */
    function tokenURI(uint256 tokenId) public view virtual override returns (string memory) {
        _requireMinted(tokenId);

        string memory baseURI = _baseURI();
        return bytes(baseURI).length > 0 ? string(abi.encodePacked(baseURI, tokenId.toString())) : "";
    }

    /**
     * @dev Base URI for computing {tokenURI}. If set, the resulting URI for each
     * token will be the concatenation of the `baseURI` and the `tokenId`. Empty
     * by default, can be overridden in child contracts.
     */
    function _baseURI() internal view virtual returns (string memory) {
        return "";
    }

    /**
     * @dev See {IERC721-approve}.
     */
    function approve(address to, uint256 tokenId) public virtual override {
        address owner = ERC721.ownerOf(tokenId);
        require(to != owner, "ERC721: approval to current owner");

        require(
            _msgSender() == owner || isApprovedForAll(owner, _msgSender()),
            "ERC721: approve caller is not token owner or approved for all"
        );

        _approve(to, tokenId);
    }

    /**
     * @dev See {IERC721-getApproved}.
     */
    function getApproved(uint256 tokenId) public view virtual override returns (address) {
        _requireMinted(tokenId);

        return _tokenApprovals[tokenId];
    }

    /**
     * @dev See {IERC721-setApprovalForAll}.
     */
    function setApprovalForAll(address operator, bool approved) public virtual override {
        _setApprovalForAll(_msgSender(), operator, approved);
    }

    /**
     * @dev See {IERC721-isApprovedForAll}.
     */
    function isApprovedForAll(address owner, address operator) public view virtual override returns (bool) {
        return _operatorApprovals[owner][operator];
    }

    /**
     * @dev See {IERC721-transferFrom}.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        //solhint-disable-next-line max-line-length
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: caller is not token owner or approved");

        _transfer(from, to, tokenId);
    }

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) public virtual override {
        safeTransferFrom(from, to, tokenId, "");
    }

    /**
     * @dev See {IERC721-safeTransferFrom}.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes memory data
    ) public virtual override {
        require(_isApprovedOrOwner(_msgSender(), tokenId), "ERC721: caller is not token owner or approved");
        _safeTransfer(from, to, tokenId, data);
    }

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
     * are aware of the ERC721 protocol to prevent tokens from being forever locked.
     *
     * `data` is additional data, it has no specified format and it is sent in call to `to`.
     *
     * This internal function is equivalent to {safeTransferFrom}, and can be used to e.g.
     * implement alternative mechanisms to perform token transfer, such as signature-based.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function _safeTransfer(
        address from,
        address to,
        uint256 tokenId,
        bytes memory data
    ) internal virtual {
        _transfer(from, to, tokenId);
        require(_checkOnERC721Received(from, to, tokenId, data), "ERC721: transfer to non ERC721Receiver implementer");
    }

    /**
     * @dev Returns the owner of the `tokenId`. Does NOT revert if token doesn't exist
     */
    function _ownerOf(uint256 tokenId) internal view virtual returns (address) {
        return _owners[tokenId];
    }

    /**
     * @dev Returns whether `tokenId` exists.
     *
     * Tokens can be managed by their owner or approved accounts via {approve} or {setApprovalForAll}.
     *
     * Tokens start existing when they are minted (`_mint`),
     * and stop existing when they are burned (`_burn`).
     */
    function _exists(uint256 tokenId) internal view virtual returns (bool) {
        return _ownerOf(tokenId) != address(0);
    }

    /**
     * @dev Returns whether `spender` is allowed to manage `tokenId`.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function _isApprovedOrOwner(address spender, uint256 tokenId) internal view virtual returns (bool) {
        address owner = ERC721.ownerOf(tokenId);
        return (spender == owner || isApprovedForAll(owner, spender) || getApproved(tokenId) == spender);
    }

    /**
     * @dev Safely mints `tokenId` and transfers it to `to`.
     *
     * Requirements:
     *
     * - `tokenId` must not exist.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function _safeMint(address to, uint256 tokenId) internal virtual {
        _safeMint(to, tokenId, "");
    }

    /**
     * @dev Same as {xref-ERC721-_safeMint-address-uint256-}[`_safeMint`], with an additional `data` parameter which is
     * forwarded in {IERC721Receiver-onERC721Received} to contract recipients.
     */
    function _safeMint(
        address to,
        uint256 tokenId,
        bytes memory data
    ) internal virtual {
        _mint(to, tokenId);
        require(
            _checkOnERC721Received(address(0), to, tokenId, data),
            "ERC721: transfer to non ERC721Receiver implementer"
        );
    }

    /**
     * @dev Mints `tokenId` and transfers it to `to`.
     *
     * WARNING: Usage of this method is discouraged, use {_safeMint} whenever possible
     *
     * Requirements:
     *
     * - `tokenId` must not exist.
     * - `to` cannot be the zero address.
     *
     * Emits a {Transfer} event.
     */
    function _mint(address to, uint256 tokenId) internal virtual {
        require(to != address(0), "ERC721: mint to the zero address");
        require(!_exists(tokenId), "ERC721: token already minted");

        _beforeTokenTransfer(address(0), to, tokenId, 1);

        // Check that tokenId was not minted by `_beforeTokenTransfer` hook
        require(!_exists(tokenId), "ERC721: token already minted");

        unchecked {
            // Will not overflow unless all 2**256 token ids are minted to the same owner.
            // Given that tokens are minted one by one, it is impossible in practice that
            // this ever happens. Might change if we allow batch minting.
            // The ERC fails to describe this case.
            _balances[to] += 1;
        }

        _owners[tokenId] = to;

        emit Transfer(address(0), to, tokenId);

        _afterTokenTransfer(address(0), to, tokenId, 1);
    }

    /**
     * @dev Destroys `tokenId`.
     * The approval is cleared when the token is burned.
     * This is an internal function that does not check if the sender is authorized to operate on the token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     *
     * Emits a {Transfer} event.
     */
    function _burn(uint256 tokenId) internal virtual {
        address owner = ERC721.ownerOf(tokenId);

        _beforeTokenTransfer(owner, address(0), tokenId, 1);

        // Update ownership in case tokenId was transferred by `_beforeTokenTransfer` hook
        owner = ERC721.ownerOf(tokenId);

        // Clear approvals
        delete _tokenApprovals[tokenId];

        unchecked {
            // Cannot overflow, as that would require more tokens to be burned/transferred
            // out than the owner initially received through minting and transferring in.
            _balances[owner] -= 1;
        }
        delete _owners[tokenId];

        emit Transfer(owner, address(0), tokenId);

        _afterTokenTransfer(owner, address(0), tokenId, 1);
    }

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *  As opposed to {transferFrom}, this imposes no restrictions on msg.sender.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     *
     * Emits a {Transfer} event.
     */
    function _transfer(
        address from,
        address to,
        uint256 tokenId
    ) internal virtual {
        require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner");
        require(to != address(0), "ERC721: transfer to the zero address");

        _beforeTokenTransfer(from, to, tokenId, 1);

        // Check that tokenId was not transferred by `_beforeTokenTransfer` hook
        require(ERC721.ownerOf(tokenId) == from, "ERC721: transfer from incorrect owner");

        // Clear approvals from the previous owner
        delete _tokenApprovals[tokenId];

        unchecked {
            // `_balances[from]` cannot overflow for the same reason as described in `_burn`:
            // `from`'s balance is the number of token held, which is at least one before the current
            // transfer.
            // `_balances[to]` could overflow in the conditions described in `_mint`. That would require
            // all 2**256 token ids to be minted, which in practice is impossible.
            _balances[from] -= 1;
            _balances[to] += 1;
        }
        _owners[tokenId] = to;

        emit Transfer(from, to, tokenId);

        _afterTokenTransfer(from, to, tokenId, 1);
    }

    /**
     * @dev Approve `to` to operate on `tokenId`
     *
     * Emits an {Approval} event.
     */
    function _approve(address to, uint256 tokenId) internal virtual {
        _tokenApprovals[tokenId] = to;
        emit Approval(ERC721.ownerOf(tokenId), to, tokenId);
    }

    /**
     * @dev Approve `operator` to operate on all of `owner` tokens
     *
     * Emits an {ApprovalForAll} event.
     */
    function _setApprovalForAll(
        address owner,
        address operator,
        bool approved
    ) internal virtual {
        require(owner != operator, "ERC721: approve to caller");
        _operatorApprovals[owner][operator] = approved;
        emit ApprovalForAll(owner, operator, approved);
    }

    /**
     * @dev Reverts if the `tokenId` has not been minted yet.
     */
    function _requireMinted(uint256 tokenId) internal view virtual {
        require(_exists(tokenId), "ERC721: invalid token ID");
    }

    /**
     * @dev Internal function to invoke {IERC721Receiver-onERC721Received} on a target address.
     * The call is not executed if the target address is not a contract.
     *
     * @param from address representing the previous owner of the given token ID
     * @param to target address that will receive the tokens
     * @param tokenId uint256 ID of the token to be transferred
     * @param data bytes optional data to send along with the call
     * @return bool whether the call correctly returned the expected magic value
     */
    function _checkOnERC721Received(
        address from,
        address to,
        uint256 tokenId,
        bytes memory data
    ) private returns (bool) {
        if (to.isContract()) {
            try IERC721Receiver(to).onERC721Received(_msgSender(), from, tokenId, data) returns (bytes4 retval) {
                return retval == IERC721Receiver.onERC721Received.selector;
            } catch (bytes memory reason) {
                if (reason.length == 0) {
                    revert("ERC721: transfer to non ERC721Receiver implementer");
                } else {
                    /// @solidity memory-safe-assembly
                    assembly {
                        revert(add(32, reason), mload(reason))
                    }
                }
            }
        } else {
            return true;
        }
    }

    /**
     * @dev Hook that is called before any token transfer. This includes minting and burning. If {ERC721Consecutive} is
     * used, the hook may be called as part of a consecutive (batch) mint, as indicated by `batchSize` greater than 1.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, ``from``'s tokens will be transferred to `to`.
     * - When `from` is zero, the tokens will be minted for `to`.
     * - When `to` is zero, ``from``'s tokens will be burned.
     * - `from` and `to` are never both zero.
     * - `batchSize` is non-zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _beforeTokenTransfer(
        address from,
        address to,
        uint256, /* firstTokenId */
        uint256 batchSize
    ) internal virtual {
        if (batchSize > 1) {
            if (from != address(0)) {
                _balances[from] -= batchSize;
            }
            if (to != address(0)) {
                _balances[to] += batchSize;
            }
        }
    }

    /**
     * @dev Hook that is called after any token transfer. This includes minting and burning. If {ERC721Consecutive} is
     * used, the hook may be called as part of a consecutive (batch) mint, as indicated by `batchSize` greater than 1.
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, ``from``'s tokens were transferred to `to`.
     * - When `from` is zero, the tokens were minted for `to`.
     * - When `to` is zero, ``from``'s tokens were burned.
     * - `from` and `to` are never both zero.
     * - `batchSize` is non-zero.
     *
     * To learn more about hooks, head to xref:ROOT:extending-contracts.adoc#using-hooks[Using Hooks].
     */
    function _afterTokenTransfer(
        address from,
        address to,
        uint256 firstTokenId,
        uint256 batchSize
    ) internal virtual {}
}

File 5 of 13 : ERC165.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/introspection/ERC165.sol)

pragma solidity ^0.8.0;

import "./IERC165.sol";

/**
 * @dev Implementation of the {IERC165} interface.
 *
 * Contracts that want to implement ERC165 should inherit from this contract and override {supportsInterface} to check
 * for the additional interface id that will be supported. For example:
 *
 * ```solidity
 * function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
 *     return interfaceId == type(MyInterface).interfaceId || super.supportsInterface(interfaceId);
 * }
 * ```
 *
 * Alternatively, {ERC165Storage} provides an easier to use but more expensive implementation.
 */
abstract contract ERC165 is IERC165 {
    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override returns (bool) {
        return interfaceId == type(IERC165).interfaceId;
    }
}

File 6 of 13 : Strings.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/Strings.sol)

pragma solidity ^0.8.0;

import "./math/Math.sol";

/**
 * @dev String operations.
 */
library Strings {
    bytes16 private constant _SYMBOLS = "0123456789abcdef";
    uint8 private constant _ADDRESS_LENGTH = 20;

    /**
     * @dev Converts a `uint256` to its ASCII `string` decimal representation.
     */
    function toString(uint256 value) internal pure returns (string memory) {
        unchecked {
            uint256 length = Math.log10(value) + 1;
            string memory buffer = new string(length);
            uint256 ptr;
            /// @solidity memory-safe-assembly
            assembly {
                ptr := add(buffer, add(32, length))
            }
            while (true) {
                ptr--;
                /// @solidity memory-safe-assembly
                assembly {
                    mstore8(ptr, byte(mod(value, 10), _SYMBOLS))
                }
                value /= 10;
                if (value == 0) break;
            }
            return buffer;
        }
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.
     */
    function toHexString(uint256 value) internal pure returns (string memory) {
        unchecked {
            return toHexString(value, Math.log256(value) + 1);
        }
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation with fixed length.
     */
    function toHexString(uint256 value, uint256 length) internal pure returns (string memory) {
        bytes memory buffer = new bytes(2 * length + 2);
        buffer[0] = "0";
        buffer[1] = "x";
        for (uint256 i = 2 * length + 1; i > 1; --i) {
            buffer[i] = _SYMBOLS[value & 0xf];
            value >>= 4;
        }
        require(value == 0, "Strings: hex length insufficient");
        return string(buffer);
    }

    /**
     * @dev Converts an `address` with fixed length of 20 bytes to its not checksummed ASCII `string` hexadecimal representation.
     */
    function toHexString(address addr) internal pure returns (string memory) {
        return toHexString(uint256(uint160(addr)), _ADDRESS_LENGTH);
    }
}

File 7 of 13 : Context.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Context.sol)

pragma solidity ^0.8.0;

/**
 * @dev Provides information about the current execution context, including the
 * sender of the transaction and its data. While these are generally available
 * via msg.sender and msg.data, they should not be accessed in such a direct
 * manner, since when dealing with meta-transactions the account sending and
 * paying for execution may not be the actual sender (as far as an application
 * is concerned).
 *
 * This contract is only required for intermediate, library-like contracts.
 */
abstract contract Context {
    function _msgSender() internal view virtual returns (address) {
        return msg.sender;
    }

    function _msgData() internal view virtual returns (bytes calldata) {
        return msg.data;
    }
}

File 8 of 13 : Address.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (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 functionCallWithValue(target, data, 0, "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");
        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResultFromTarget(target, 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) {
        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResultFromTarget(target, 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) {
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verify that a low level call to smart-contract was successful, and revert (either by bubbling
     * the revert reason or using the provided one) in case of unsuccessful call or if target was not a contract.
     *
     * _Available since v4.8._
     */
    function verifyCallResultFromTarget(
        address target,
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        if (success) {
            if (returndata.length == 0) {
                // only check isContract if the call was successful and the return data is empty
                // otherwise we already know that it was a contract
                require(isContract(target), "Address: call to non-contract");
            }
            return returndata;
        } else {
            _revert(returndata, errorMessage);
        }
    }

    /**
     * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason or 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 {
            _revert(returndata, errorMessage);
        }
    }

    function _revert(bytes memory returndata, string memory errorMessage) 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
            /// @solidity memory-safe-assembly
            assembly {
                let returndata_size := mload(returndata)
                revert(add(32, returndata), returndata_size)
            }
        } else {
            revert(errorMessage);
        }
    }
}

File 9 of 13 : IERC721Metadata.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (token/ERC721/extensions/IERC721Metadata.sol)

pragma solidity ^0.8.0;

import "../IERC721.sol";

/**
 * @title ERC-721 Non-Fungible Token Standard, optional metadata extension
 * @dev See https://eips.ethereum.org/EIPS/eip-721
 */
interface IERC721Metadata is IERC721 {
    /**
     * @dev Returns the token collection name.
     */
    function name() external view returns (string memory);

    /**
     * @dev Returns the token collection symbol.
     */
    function symbol() external view returns (string memory);

    /**
     * @dev Returns the Uniform Resource Identifier (URI) for `tokenId` token.
     */
    function tokenURI(uint256 tokenId) external view returns (string memory);
}

File 10 of 13 : IERC721Receiver.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC721/IERC721Receiver.sol)

pragma solidity ^0.8.0;

/**
 * @title ERC721 token receiver interface
 * @dev Interface for any contract that wants to support safeTransfers
 * from ERC721 asset contracts.
 */
interface IERC721Receiver {
    /**
     * @dev Whenever an {IERC721} `tokenId` token is transferred to this contract via {IERC721-safeTransferFrom}
     * by `operator` from `from`, this function is called.
     *
     * It must return its Solidity selector to confirm the token transfer.
     * If any other value is returned or the interface is not implemented by the recipient, the transfer will be reverted.
     *
     * The selector can be obtained in Solidity with `IERC721Receiver.onERC721Received.selector`.
     */
    function onERC721Received(
        address operator,
        address from,
        uint256 tokenId,
        bytes calldata data
    ) external returns (bytes4);
}

File 11 of 13 : IERC721.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/IERC721.sol)

pragma solidity ^0.8.0;

import "../../utils/introspection/IERC165.sol";

/**
 * @dev Required interface of an ERC721 compliant contract.
 */
interface IERC721 is IERC165 {
    /**
     * @dev Emitted when `tokenId` token is transferred from `from` to `to`.
     */
    event Transfer(address indexed from, address indexed to, uint256 indexed tokenId);

    /**
     * @dev Emitted when `owner` enables `approved` to manage the `tokenId` token.
     */
    event Approval(address indexed owner, address indexed approved, uint256 indexed tokenId);

    /**
     * @dev Emitted when `owner` enables or disables (`approved`) `operator` to manage all of its assets.
     */
    event ApprovalForAll(address indexed owner, address indexed operator, bool approved);

    /**
     * @dev Returns the number of tokens in ``owner``'s account.
     */
    function balanceOf(address owner) external view returns (uint256 balance);

    /**
     * @dev Returns the owner of the `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function ownerOf(uint256 tokenId) external view returns (address owner);

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId,
        bytes calldata data
    ) external;

    /**
     * @dev Safely transfers `tokenId` token from `from` to `to`, checking first that contract recipients
     * are aware of the ERC721 protocol to prevent tokens from being forever locked.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must exist and be owned by `from`.
     * - If the caller is not `from`, it must have been allowed to move this token by either {approve} or {setApprovalForAll}.
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called upon a safe transfer.
     *
     * Emits a {Transfer} event.
     */
    function safeTransferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external;

    /**
     * @dev Transfers `tokenId` token from `from` to `to`.
     *
     * WARNING: Note that the caller is responsible to confirm that the recipient is capable of receiving ERC721
     * or else they may be permanently lost. Usage of {safeTransferFrom} prevents loss, though the caller must
     * understand this adds an external call which potentially creates a reentrancy vulnerability.
     *
     * Requirements:
     *
     * - `from` cannot be the zero address.
     * - `to` cannot be the zero address.
     * - `tokenId` token must be owned by `from`.
     * - If the caller is not `from`, it must be approved to move this token by either {approve} or {setApprovalForAll}.
     *
     * Emits a {Transfer} event.
     */
    function transferFrom(
        address from,
        address to,
        uint256 tokenId
    ) external;

    /**
     * @dev Gives permission to `to` to transfer `tokenId` token to another account.
     * The approval is cleared when the token is transferred.
     *
     * Only a single account can be approved at a time, so approving the zero address clears previous approvals.
     *
     * Requirements:
     *
     * - The caller must own the token or be an approved operator.
     * - `tokenId` must exist.
     *
     * Emits an {Approval} event.
     */
    function approve(address to, uint256 tokenId) external;

    /**
     * @dev Approve or remove `operator` as an operator for the caller.
     * Operators can call {transferFrom} or {safeTransferFrom} for any token owned by the caller.
     *
     * Requirements:
     *
     * - The `operator` cannot be the caller.
     *
     * Emits an {ApprovalForAll} event.
     */
    function setApprovalForAll(address operator, bool _approved) external;

    /**
     * @dev Returns the account approved for `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function getApproved(uint256 tokenId) external view returns (address operator);

    /**
     * @dev Returns if the `operator` is allowed to manage all of the assets of `owner`.
     *
     * See {setApprovalForAll}
     */
    function isApprovedForAll(address owner, address operator) external view returns (bool);
}

File 12 of 13 : IERC165.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/introspection/IERC165.sol)

pragma solidity ^0.8.0;

/**
 * @dev Interface of the ERC165 standard, as defined in the
 * https://eips.ethereum.org/EIPS/eip-165[EIP].
 *
 * Implementers can declare support of contract interfaces, which can then be
 * queried by others ({ERC165Checker}).
 *
 * For an implementation, see {ERC165}.
 */
interface IERC165 {
    /**
     * @dev Returns true if this contract implements the interface defined by
     * `interfaceId`. See the corresponding
     * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[EIP section]
     * to learn more about how these ids are created.
     *
     * This function call must use less than 30 000 gas.
     */
    function supportsInterface(bytes4 interfaceId) external view returns (bool);
}

File 13 of 13 : Math.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/math/Math.sol)

pragma solidity ^0.8.0;

/**
 * @dev Standard math utilities missing in the Solidity language.
 */
library Math {
    enum Rounding {
        Down, // Toward negative infinity
        Up, // Toward infinity
        Zero // Toward zero
    }

    /**
     * @dev Returns the largest of two numbers.
     */
    function max(uint256 a, uint256 b) internal pure returns (uint256) {
        return a > b ? a : b;
    }

    /**
     * @dev Returns the smallest of two numbers.
     */
    function min(uint256 a, uint256 b) internal pure returns (uint256) {
        return a < b ? a : b;
    }

    /**
     * @dev Returns the average of two numbers. The result is rounded towards
     * zero.
     */
    function average(uint256 a, uint256 b) internal pure returns (uint256) {
        // (a + b) / 2 can overflow.
        return (a & b) + (a ^ b) / 2;
    }

    /**
     * @dev Returns the ceiling of the division of two numbers.
     *
     * This differs from standard division with `/` in that it rounds up instead
     * of rounding down.
     */
    function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) {
        // (a + b - 1) / b can overflow on addition, so we distribute.
        return a == 0 ? 0 : (a - 1) / b + 1;
    }

    /**
     * @notice Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or denominator == 0
     * @dev Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv)
     * with further edits by Uniswap Labs also under MIT license.
     */
    function mulDiv(
        uint256 x,
        uint256 y,
        uint256 denominator
    ) internal pure returns (uint256 result) {
        unchecked {
            // 512-bit multiply [prod1 prod0] = x * y. Compute the product mod 2^256 and mod 2^256 - 1, then use
            // use the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256
            // variables such that product = prod1 * 2^256 + prod0.
            uint256 prod0; // Least significant 256 bits of the product
            uint256 prod1; // Most significant 256 bits of the product
            assembly {
                let mm := mulmod(x, y, not(0))
                prod0 := mul(x, y)
                prod1 := sub(sub(mm, prod0), lt(mm, prod0))
            }

            // Handle non-overflow cases, 256 by 256 division.
            if (prod1 == 0) {
                return prod0 / denominator;
            }

            // Make sure the result is less than 2^256. Also prevents denominator == 0.
            require(denominator > prod1);

            ///////////////////////////////////////////////
            // 512 by 256 division.
            ///////////////////////////////////////////////

            // Make division exact by subtracting the remainder from [prod1 prod0].
            uint256 remainder;
            assembly {
                // Compute remainder using mulmod.
                remainder := mulmod(x, y, denominator)

                // Subtract 256 bit number from 512 bit number.
                prod1 := sub(prod1, gt(remainder, prod0))
                prod0 := sub(prod0, remainder)
            }

            // Factor powers of two out of denominator and compute largest power of two divisor of denominator. Always >= 1.
            // See https://cs.stackexchange.com/q/138556/92363.

            // Does not overflow because the denominator cannot be zero at this stage in the function.
            uint256 twos = denominator & (~denominator + 1);
            assembly {
                // Divide denominator by twos.
                denominator := div(denominator, twos)

                // Divide [prod1 prod0] by twos.
                prod0 := div(prod0, twos)

                // Flip twos such that it is 2^256 / twos. If twos is zero, then it becomes one.
                twos := add(div(sub(0, twos), twos), 1)
            }

            // Shift in bits from prod1 into prod0.
            prod0 |= prod1 * twos;

            // Invert denominator mod 2^256. Now that denominator is an odd number, it has an inverse modulo 2^256 such
            // that denominator * inv = 1 mod 2^256. Compute the inverse by starting with a seed that is correct for
            // four bits. That is, denominator * inv = 1 mod 2^4.
            uint256 inverse = (3 * denominator) ^ 2;

            // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also works
            // in modular arithmetic, doubling the correct bits in each step.
            inverse *= 2 - denominator * inverse; // inverse mod 2^8
            inverse *= 2 - denominator * inverse; // inverse mod 2^16
            inverse *= 2 - denominator * inverse; // inverse mod 2^32
            inverse *= 2 - denominator * inverse; // inverse mod 2^64
            inverse *= 2 - denominator * inverse; // inverse mod 2^128
            inverse *= 2 - denominator * inverse; // inverse mod 2^256

            // Because the division is now exact we can divide by multiplying with the modular inverse of denominator.
            // This will give us the correct result modulo 2^256. Since the preconditions guarantee that the outcome is
            // less than 2^256, this is the final result. We don't need to compute the high bits of the result and prod1
            // is no longer required.
            result = prod0 * inverse;
            return result;
        }
    }

    /**
     * @notice Calculates x * y / denominator with full precision, following the selected rounding direction.
     */
    function mulDiv(
        uint256 x,
        uint256 y,
        uint256 denominator,
        Rounding rounding
    ) internal pure returns (uint256) {
        uint256 result = mulDiv(x, y, denominator);
        if (rounding == Rounding.Up && mulmod(x, y, denominator) > 0) {
            result += 1;
        }
        return result;
    }

    /**
     * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded down.
     *
     * Inspired by Henry S. Warren, Jr.'s "Hacker's Delight" (Chapter 11).
     */
    function sqrt(uint256 a) internal pure returns (uint256) {
        if (a == 0) {
            return 0;
        }

        // For our first guess, we get the biggest power of 2 which is smaller than the square root of the target.
        //
        // We know that the "msb" (most significant bit) of our target number `a` is a power of 2 such that we have
        // `msb(a) <= a < 2*msb(a)`. This value can be written `msb(a)=2**k` with `k=log2(a)`.
        //
        // This can be rewritten `2**log2(a) <= a < 2**(log2(a) + 1)`
        // → `sqrt(2**k) <= sqrt(a) < sqrt(2**(k+1))`
        // → `2**(k/2) <= sqrt(a) < 2**((k+1)/2) <= 2**(k/2 + 1)`
        //
        // Consequently, `2**(log2(a) / 2)` is a good first approximation of `sqrt(a)` with at least 1 correct bit.
        uint256 result = 1 << (log2(a) >> 1);

        // At this point `result` is an estimation with one bit of precision. We know the true value is a uint128,
        // since it is the square root of a uint256. Newton's method converges quadratically (precision doubles at
        // every iteration). We thus need at most 7 iteration to turn our partial result with one bit of precision
        // into the expected uint128 result.
        unchecked {
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            result = (result + a / result) >> 1;
            return min(result, a / result);
        }
    }

    /**
     * @notice Calculates sqrt(a), following the selected rounding direction.
     */
    function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = sqrt(a);
            return result + (rounding == Rounding.Up && result * result < a ? 1 : 0);
        }
    }

    /**
     * @dev Return the log in base 2, rounded down, of a positive value.
     * Returns 0 if given 0.
     */
    function log2(uint256 value) internal pure returns (uint256) {
        uint256 result = 0;
        unchecked {
            if (value >> 128 > 0) {
                value >>= 128;
                result += 128;
            }
            if (value >> 64 > 0) {
                value >>= 64;
                result += 64;
            }
            if (value >> 32 > 0) {
                value >>= 32;
                result += 32;
            }
            if (value >> 16 > 0) {
                value >>= 16;
                result += 16;
            }
            if (value >> 8 > 0) {
                value >>= 8;
                result += 8;
            }
            if (value >> 4 > 0) {
                value >>= 4;
                result += 4;
            }
            if (value >> 2 > 0) {
                value >>= 2;
                result += 2;
            }
            if (value >> 1 > 0) {
                result += 1;
            }
        }
        return result;
    }

    /**
     * @dev Return the log in base 2, following the selected rounding direction, of a positive value.
     * Returns 0 if given 0.
     */
    function log2(uint256 value, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = log2(value);
            return result + (rounding == Rounding.Up && 1 << result < value ? 1 : 0);
        }
    }

    /**
     * @dev Return the log in base 10, rounded down, of a positive value.
     * Returns 0 if given 0.
     */
    function log10(uint256 value) internal pure returns (uint256) {
        uint256 result = 0;
        unchecked {
            if (value >= 10**64) {
                value /= 10**64;
                result += 64;
            }
            if (value >= 10**32) {
                value /= 10**32;
                result += 32;
            }
            if (value >= 10**16) {
                value /= 10**16;
                result += 16;
            }
            if (value >= 10**8) {
                value /= 10**8;
                result += 8;
            }
            if (value >= 10**4) {
                value /= 10**4;
                result += 4;
            }
            if (value >= 10**2) {
                value /= 10**2;
                result += 2;
            }
            if (value >= 10**1) {
                result += 1;
            }
        }
        return result;
    }

    /**
     * @dev Return the log in base 10, following the selected rounding direction, of a positive value.
     * Returns 0 if given 0.
     */
    function log10(uint256 value, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = log10(value);
            return result + (rounding == Rounding.Up && 10**result < value ? 1 : 0);
        }
    }

    /**
     * @dev Return the log in base 256, rounded down, of a positive value.
     * Returns 0 if given 0.
     *
     * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string.
     */
    function log256(uint256 value) internal pure returns (uint256) {
        uint256 result = 0;
        unchecked {
            if (value >> 128 > 0) {
                value >>= 128;
                result += 16;
            }
            if (value >> 64 > 0) {
                value >>= 64;
                result += 8;
            }
            if (value >> 32 > 0) {
                value >>= 32;
                result += 4;
            }
            if (value >> 16 > 0) {
                value >>= 16;
                result += 2;
            }
            if (value >> 8 > 0) {
                result += 1;
            }
        }
        return result;
    }

    /**
     * @dev Return the log in base 10, following the selected rounding direction, of a positive value.
     * Returns 0 if given 0.
     */
    function log256(uint256 value, Rounding rounding) internal pure returns (uint256) {
        unchecked {
            uint256 result = log256(value);
            return result + (rounding == Rounding.Up && 1 << (result * 8) < value ? 1 : 0);
        }
    }
}

Settings
{
  "optimizer": {
    "enabled": false,
    "runs": 200
  },
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

Contract Security Audit

Contract ABI

[{"inputs":[],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"claimIsActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"portraitsToClaim","type":"uint256[]"}],"name":"claimPortraits","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"flipClaimState","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"name","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"ownerOf","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenId","type":"uint256"}],"name":"portraitClaimed","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"_data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256[]","name":"portraitsToSend","type":"uint256[]"}],"name":"sendPortraits","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"baseURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes4","name":"interfaceId","type":"bytes4"}],"name":"supportsInterface","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"symbol","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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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.