ETH Price: $3,392.47 (-1.18%)

Token

Based Vitalik (BV)
 

Overview

Max Total Supply

4,962 BV

Holders

945

Market

Volume (24H)

N/A

Min Price (24H)

N/A

Max Price (24H)

N/A
Balance
4 BV
0x99d0d51244a791da27b0fc64dde015e446767a8a
Loading...
Loading
Loading...
Loading
Loading...
Loading

OVERVIEW

BASΞD VITALIK is a collection of 4962 generative NFTs as eccentric and unapologetic as Vitalik Buterin himself. A hyper-fauvist take on generative PFP NFTs, BASΞD VITALIK is an authentic homage to crypto-royalty.

# Exchange Pair Price  24H Volume % Volume

Contract Source Code Verified (Exact Match)

Contract Name:
BasedVitalik

Compiler Version
v0.8.12+commit.f00d7308

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion
File 1 of 14 : BasedVitalik.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.0;

import "erc721a/contracts/ERC721A.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/math/SafeMath.sol";
import "@openzeppelin/contracts/utils/cryptography/MerkleProof.sol";


/**
 * Used to delegate ownership of a contract to another address,
 * to save on unneeded transactions to approve contract use for users
 */
contract OwnableDelegateProxy {}

contract ProxyRegistry {
    mapping(address => OwnableDelegateProxy) public proxies;
}

contract BasedVitalik is ERC721A, Ownable {
    using SafeMath for uint256;

    // Keep mapping of proxy accounts for easy listing
    mapping(address => bool) public proxyApproved;

    // Keep mapping of whitelist mints to prevent abuse
    mapping(address => uint256) public earlyAccessMinted;

    // Define starting contract state
    bytes32 public merkleRoot;
    bool public merkleSet = false;
    bool public earlyAccessMode = true;
    bool public mintingIsActive = false;
    bool public reservedVitaliks = false;
    bool public placeholderMeta = true;
    uint256 public salePrice = 0.03 ether;
    uint256 public constant maxSupply = 4962;
    uint256 public constant maxMints = 30;
    address public immutable proxyRegistryAddress;
    string public baseURI;
    string public _contractURI;

    constructor(address _proxyRegistryAddress) ERC721A("Based Vitalik", "BV") {
        proxyRegistryAddress = _proxyRegistryAddress;
    }

    // Show contract URI
    function contractURI() public view returns (string memory) {
        return _contractURI;
    }

    // Withdraw contract balance to creator (mnemonic seed address 0)
    function withdraw() external onlyOwner {
        uint256 balance = address(this).balance;
        payable(msg.sender).transfer(balance);
    }

    // Flip the minting from active or pause
    function toggleMinting() external onlyOwner {
        mintingIsActive = !mintingIsActive;
    }

    // Flip the early access mode to allow/disallow public minting vs whitelist minting
    function toggleEarlyAccessMode() external onlyOwner {
        earlyAccessMode = !earlyAccessMode;
    }

    // Flip the placeholder metadata URI to global or per token
    function togglePlaceholder() external onlyOwner {
        placeholderMeta = !placeholderMeta;
    }

    // Flip the proxy approval state
    function toggleProxyState(address proxyAddress) external onlyOwner {
        proxyApproved[proxyAddress] = !proxyApproved[proxyAddress];
    }

    // Specify a new IPFS URI for metadata
    function setBaseURI(string memory URI) external onlyOwner {
        baseURI = URI;
    }

    // Specify a new contract URI
    function setContractURI(string memory URI) external onlyOwner {
        _contractURI = URI;
    }

    // Update sale price if needed
    function setSalePrice(uint256 _newPrice) external onlyOwner {
        salePrice = _newPrice;
    }

    // Specify a merkle root hash from the gathered k/v dictionary of
    // addresses and their claimable amount of tokens - thanks Kiwi!
    // https://github.com/0xKiwi/go-merkle-distributor
    function setMerkleRoot(bytes32 root) external onlyOwner {
        merkleRoot = root;
        merkleSet = true;
    }

    // Reserve some vitaliks for giveaways
    function reserveVitaliks() external onlyOwner {
        // Only allow one-time reservation of 40 tokens
        if (!reservedVitaliks) {
            _mintVitaliks(40);
            reservedVitaliks = true;
        }
    }

    // Internal mint function
    function _mintVitaliks(uint256 numberOfTokens) private {
        require(numberOfTokens > 0, "Must mint at least 1 token");

        // Mint number of tokens requested
        _safeMint(msg.sender, numberOfTokens);

        // Update tally if in early access mode
        if (earlyAccessMode) {
            earlyAccessMinted[msg.sender] = earlyAccessMinted[msg.sender].add(numberOfTokens);
        }

        // Disable minting if max supply of tokens is reached
        if (totalSupply() == maxSupply) {
            mintingIsActive = false;
        }
    }

    // Purchase and mint
    function mintVitaliks(
      uint256 index,
      address account,
      uint256 whitelistedAmount,
      bytes32[] calldata merkleProof,
      uint256 numberOfTokens
    ) external payable {
        require(mintingIsActive, "Minting is not active.");
        require(msg.value == numberOfTokens.mul(salePrice), "Incorrect Ether supplied for the number of tokens requested.");
        require(totalSupply().add(numberOfTokens) <= maxSupply, "Minting would exceed max supply.");

        if (earlyAccessMode) {
            require(merkleSet, "Merkle root not set by contract owner.");
            require(msg.sender == account, "Can only be claimed by the whitelisted address.");
            // Verify merkle proof
            bytes32 node = keccak256(abi.encodePacked(index, account, whitelistedAmount));
            require(MerkleProof.verify(merkleProof, merkleRoot, node), "Invalid merkle proof.");
            require(earlyAccessMinted[msg.sender].add(numberOfTokens) <= whitelistedAmount, "Cannot exceed amount whitelisted during early access mode.");
        } else {
            require(numberOfTokens <= maxMints, "Cannot mint more than 30 per tx during public sale.");
        }

        _mintVitaliks(numberOfTokens);
    }

    /*
     * Override the below functions from parent contracts
     */

    // Always return tokenURI, even if token doesn't exist yet
    function tokenURI(uint256 tokenId)
        public
        view
        override(ERC721A)
        returns (string memory)
    {
        if (placeholderMeta) {
            return string(abi.encodePacked(baseURI));
        } else {
            return string(abi.encodePacked(baseURI, Strings.toString(tokenId)));
        }
    }

    // Whitelist proxy contracts for easy trading on platforms (Opensea is default)
    function isApprovedForAll(address _owner, address _operator)
        public
        view
        override(ERC721A)
        returns (bool isOperator)
    {
        ProxyRegistry proxyRegistry = ProxyRegistry(proxyRegistryAddress);
        if (address(proxyRegistry.proxies(_owner)) == _operator || proxyApproved[_operator]) {
            return true;
        }

        return super.isApprovedForAll(_owner, _operator);
    }
}

File 2 of 14 : ERC721A.sol
// SPDX-License-Identifier: MIT
// Creator: Chiru Labs

pragma solidity ^0.8.4;

import '@openzeppelin/contracts/token/ERC721/IERC721.sol';
import '@openzeppelin/contracts/token/ERC721/IERC721Receiver.sol';
import '@openzeppelin/contracts/token/ERC721/extensions/IERC721Metadata.sol';
import '@openzeppelin/contracts/token/ERC721/extensions/IERC721Enumerable.sol';
import '@openzeppelin/contracts/utils/Address.sol';
import '@openzeppelin/contracts/utils/Context.sol';
import '@openzeppelin/contracts/utils/Strings.sol';
import '@openzeppelin/contracts/utils/introspection/ERC165.sol';

error ApprovalCallerNotOwnerNorApproved();
error ApprovalQueryForNonexistentToken();
error ApproveToCaller();
error ApprovalToCurrentOwner();
error BalanceQueryForZeroAddress();
error MintedQueryForZeroAddress();
error BurnedQueryForZeroAddress();
error MintToZeroAddress();
error MintZeroQuantity();
error OwnerIndexOutOfBounds();
error OwnerQueryForNonexistentToken();
error TokenIndexOutOfBounds();
error TransferCallerNotOwnerNorApproved();
error TransferFromIncorrectOwner();
error TransferToNonERC721ReceiverImplementer();
error TransferToZeroAddress();
error URIQueryForNonexistentToken();

/**
 * @dev Implementation of https://eips.ethereum.org/EIPS/eip-721[ERC721] Non-Fungible Token Standard, including
 * the Metadata and Enumerable extension. Built to optimize for lower gas during batch mints.
 *
 * Assumes serials are sequentially minted starting at 0 (e.g. 0, 1, 2, 3..).
 *
 * Assumes that an owner cannot have more than 2**64 - 1 (max value of uint64) of supply.
 *
 * Assumes that the maximum token id cannot exceed 2**128 - 1 (max value of uint128).
 */
contract ERC721A is Context, ERC165, IERC721, IERC721Metadata, IERC721Enumerable {
    using Address for address;
    using Strings for uint256;

    // Compiler will pack this into a single 256bit word.
    struct TokenOwnership {
        // The address of the owner.
        address addr;
        // Keeps track of the start time of ownership with minimal overhead for tokenomics.
        uint64 startTimestamp;
        // Whether the token has been burned.
        bool burned;
    }

    // Compiler will pack this into a single 256bit word.
    struct AddressData {
        // Realistically, 2**64-1 is more than enough.
        uint64 balance;
        // Keeps track of mint count with minimal overhead for tokenomics.
        uint64 numberMinted;
        // Keeps track of burn count with minimal overhead for tokenomics.
        uint64 numberBurned;
    }

    // Compiler will pack the following 
    // _currentIndex and _burnCounter into a single 256bit word.
    
    // The tokenId of the next token to be minted.
    uint128 internal _currentIndex;

    // The number of tokens burned.
    uint128 internal _burnCounter;

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

    // Mapping from token ID to ownership details
    // An empty struct value does not necessarily mean the token is unowned. See ownershipOf implementation for details.
    mapping(uint256 => TokenOwnership) internal _ownerships;

    // Mapping owner address to address data
    mapping(address => AddressData) private _addressData;

    // 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;

    constructor(string memory name_, string memory symbol_) {
        _name = name_;
        _symbol = symbol_;
    }

    /**
     * @dev See {IERC721Enumerable-totalSupply}.
     */
    function totalSupply() public view override returns (uint256) {
        // Counter underflow is impossible as _burnCounter cannot be incremented
        // more than _currentIndex times
        unchecked {
            return _currentIndex - _burnCounter;    
        }
    }

    /**
     * @dev See {IERC721Enumerable-tokenByIndex}.
     * This read function is O(totalSupply). If calling from a separate contract, be sure to test gas first.
     * It may also degrade with extremely large collection sizes (e.g >> 10000), test for your use case.
     */
    function tokenByIndex(uint256 index) public view override returns (uint256) {
        uint256 numMintedSoFar = _currentIndex;
        uint256 tokenIdsIdx;

        // Counter overflow is impossible as the loop breaks when
        // uint256 i is equal to another uint256 numMintedSoFar.
        unchecked {
            for (uint256 i; i < numMintedSoFar; i++) {
                TokenOwnership memory ownership = _ownerships[i];
                if (!ownership.burned) {
                    if (tokenIdsIdx == index) {
                        return i;
                    }
                    tokenIdsIdx++;
                }
            }
        }
        revert TokenIndexOutOfBounds();
    }

    /**
     * @dev See {IERC721Enumerable-tokenOfOwnerByIndex}.
     * This read function is O(totalSupply). If calling from a separate contract, be sure to test gas first.
     * It may also degrade with extremely large collection sizes (e.g >> 10000), test for your use case.
     */
    function tokenOfOwnerByIndex(address owner, uint256 index) public view override returns (uint256) {
        if (index >= balanceOf(owner)) revert OwnerIndexOutOfBounds();
        uint256 numMintedSoFar = _currentIndex;
        uint256 tokenIdsIdx;
        address currOwnershipAddr;

        // Counter overflow is impossible as the loop breaks when
        // uint256 i is equal to another uint256 numMintedSoFar.
        unchecked {
            for (uint256 i; i < numMintedSoFar; i++) {
                TokenOwnership memory ownership = _ownerships[i];
                if (ownership.burned) {
                    continue;
                }
                if (ownership.addr != address(0)) {
                    currOwnershipAddr = ownership.addr;
                }
                if (currOwnershipAddr == owner) {
                    if (tokenIdsIdx == index) {
                        return i;
                    }
                    tokenIdsIdx++;
                }
            }
        }

        // Execution should never reach this point.
        revert();
    }

    /**
     * @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 ||
            interfaceId == type(IERC721Enumerable).interfaceId ||
            super.supportsInterface(interfaceId);
    }

    /**
     * @dev See {IERC721-balanceOf}.
     */
    function balanceOf(address owner) public view override returns (uint256) {
        if (owner == address(0)) revert BalanceQueryForZeroAddress();
        return uint256(_addressData[owner].balance);
    }

    function _numberMinted(address owner) internal view returns (uint256) {
        if (owner == address(0)) revert MintedQueryForZeroAddress();
        return uint256(_addressData[owner].numberMinted);
    }

    function _numberBurned(address owner) internal view returns (uint256) {
        if (owner == address(0)) revert BurnedQueryForZeroAddress();
        return uint256(_addressData[owner].numberBurned);
    }

    /**
     * Gas spent here starts off proportional to the maximum mint batch size.
     * It gradually moves to O(1) as tokens get transferred around in the collection over time.
     */
    function ownershipOf(uint256 tokenId) internal view returns (TokenOwnership memory) {
        uint256 curr = tokenId;

        unchecked {
            if (curr < _currentIndex) {
                TokenOwnership memory ownership = _ownerships[curr];
                if (!ownership.burned) {
                    if (ownership.addr != address(0)) {
                        return ownership;
                    }
                    // Invariant: 
                    // There will always be an ownership that has an address and is not burned 
                    // before an ownership that does not have an address and is not burned.
                    // Hence, curr will not underflow.
                    while (true) {
                        curr--;
                        ownership = _ownerships[curr];
                        if (ownership.addr != address(0)) {
                            return ownership;
                        }
                    }
                }
            }
        }
        revert OwnerQueryForNonexistentToken();
    }

    /**
     * @dev See {IERC721-ownerOf}.
     */
    function ownerOf(uint256 tokenId) public view override returns (address) {
        return ownershipOf(tokenId).addr;
    }

    /**
     * @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) {
        if (!_exists(tokenId)) revert URIQueryForNonexistentToken();

        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 overriden in child contracts.
     */
    function _baseURI() internal view virtual returns (string memory) {
        return '';
    }

    /**
     * @dev See {IERC721-approve}.
     */
    function approve(address to, uint256 tokenId) public override {
        address owner = ERC721A.ownerOf(tokenId);
        if (to == owner) revert ApprovalToCurrentOwner();

        if (_msgSender() != owner && !isApprovedForAll(owner, _msgSender())) {
            revert ApprovalCallerNotOwnerNorApproved();
        }

        _approve(to, tokenId, owner);
    }

    /**
     * @dev See {IERC721-getApproved}.
     */
    function getApproved(uint256 tokenId) public view override returns (address) {
        if (!_exists(tokenId)) revert ApprovalQueryForNonexistentToken();

        return _tokenApprovals[tokenId];
    }

    /**
     * @dev See {IERC721-setApprovalForAll}.
     */
    function setApprovalForAll(address operator, bool approved) public override {
        if (operator == _msgSender()) revert ApproveToCaller();

        _operatorApprovals[_msgSender()][operator] = approved;
        emit ApprovalForAll(_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 {
        _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 {
        _transfer(from, to, tokenId);
        if (!_checkOnERC721Received(from, to, tokenId, _data)) {
            revert TransferToNonERC721ReceiverImplementer();
        }
    }

    /**
     * @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`),
     */
    function _exists(uint256 tokenId) internal view returns (bool) {
        return tokenId < _currentIndex && !_ownerships[tokenId].burned;
    }

    function _safeMint(address to, uint256 quantity) internal {
        _safeMint(to, quantity, '');
    }

    /**
     * @dev Safely mints `quantity` tokens and transfers them to `to`.
     *
     * Requirements:
     *
     * - If `to` refers to a smart contract, it must implement {IERC721Receiver-onERC721Received}, which is called for each safe transfer.
     * - `quantity` must be greater than 0.
     *
     * Emits a {Transfer} event.
     */
    function _safeMint(
        address to,
        uint256 quantity,
        bytes memory _data
    ) internal {
        _mint(to, quantity, _data, true);
    }

    /**
     * @dev Mints `quantity` tokens and transfers them to `to`.
     *
     * Requirements:
     *
     * - `to` cannot be the zero address.
     * - `quantity` must be greater than 0.
     *
     * Emits a {Transfer} event.
     */
    function _mint(
        address to,
        uint256 quantity,
        bytes memory _data,
        bool safe
    ) internal {
        uint256 startTokenId = _currentIndex;
        if (to == address(0)) revert MintToZeroAddress();
        if (quantity == 0) revert MintZeroQuantity();

        _beforeTokenTransfers(address(0), to, startTokenId, quantity);

        // Overflows are incredibly unrealistic.
        // balance or numberMinted overflow if current value of either + quantity > 3.4e38 (2**128) - 1
        // updatedIndex overflows if _currentIndex + quantity > 3.4e38 (2**128) - 1
        unchecked {
            _addressData[to].balance += uint64(quantity);
            _addressData[to].numberMinted += uint64(quantity);

            _ownerships[startTokenId].addr = to;
            _ownerships[startTokenId].startTimestamp = uint64(block.timestamp);

            uint256 updatedIndex = startTokenId;

            for (uint256 i; i < quantity; i++) {
                emit Transfer(address(0), to, updatedIndex);
                if (safe && !_checkOnERC721Received(address(0), to, updatedIndex, _data)) {
                    revert TransferToNonERC721ReceiverImplementer();
                }
                updatedIndex++;
            }

            _currentIndex = uint128(updatedIndex);
        }
        _afterTokenTransfers(address(0), to, startTokenId, quantity);
    }

    /**
     * @dev Transfers `tokenId` from `from` to `to`.
     *
     * 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
    ) private {
        TokenOwnership memory prevOwnership = ownershipOf(tokenId);

        bool isApprovedOrOwner = (_msgSender() == prevOwnership.addr ||
            isApprovedForAll(prevOwnership.addr, _msgSender()) ||
            getApproved(tokenId) == _msgSender());

        if (!isApprovedOrOwner) revert TransferCallerNotOwnerNorApproved();
        if (prevOwnership.addr != from) revert TransferFromIncorrectOwner();
        if (to == address(0)) revert TransferToZeroAddress();

        _beforeTokenTransfers(from, to, tokenId, 1);

        // Clear approvals from the previous owner
        _approve(address(0), tokenId, prevOwnership.addr);

        // Underflow of the sender's balance is impossible because we check for
        // ownership above and the recipient's balance can't realistically overflow.
        // Counter overflow is incredibly unrealistic as tokenId would have to be 2**128.
        unchecked {
            _addressData[from].balance -= 1;
            _addressData[to].balance += 1;

            _ownerships[tokenId].addr = to;
            _ownerships[tokenId].startTimestamp = uint64(block.timestamp);

            // If the ownership slot of tokenId+1 is not explicitly set, that means the transfer initiator owns it.
            // Set the slot of tokenId+1 explicitly in storage to maintain correctness for ownerOf(tokenId+1) calls.
            uint256 nextTokenId = tokenId + 1;
            if (_ownerships[nextTokenId].addr == address(0)) {
                // This will suffice for checking _exists(nextTokenId),
                // as a burned slot cannot contain the zero address.
                if (nextTokenId < _currentIndex) {
                    _ownerships[nextTokenId].addr = prevOwnership.addr;
                    _ownerships[nextTokenId].startTimestamp = prevOwnership.startTimestamp;
                }
            }
        }

        emit Transfer(from, to, tokenId);
        _afterTokenTransfers(from, to, tokenId, 1);
    }

    /**
     * @dev Destroys `tokenId`.
     * The approval is cleared when the token is burned.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     *
     * Emits a {Transfer} event.
     */
    function _burn(uint256 tokenId) internal virtual {
        TokenOwnership memory prevOwnership = ownershipOf(tokenId);

        _beforeTokenTransfers(prevOwnership.addr, address(0), tokenId, 1);

        // Clear approvals from the previous owner
        _approve(address(0), tokenId, prevOwnership.addr);

        // Underflow of the sender's balance is impossible because we check for
        // ownership above and the recipient's balance can't realistically overflow.
        // Counter overflow is incredibly unrealistic as tokenId would have to be 2**128.
        unchecked {
            _addressData[prevOwnership.addr].balance -= 1;
            _addressData[prevOwnership.addr].numberBurned += 1;

            // Keep track of who burned the token, and the timestamp of burning.
            _ownerships[tokenId].addr = prevOwnership.addr;
            _ownerships[tokenId].startTimestamp = uint64(block.timestamp);
            _ownerships[tokenId].burned = true;

            // If the ownership slot of tokenId+1 is not explicitly set, that means the burn initiator owns it.
            // Set the slot of tokenId+1 explicitly in storage to maintain correctness for ownerOf(tokenId+1) calls.
            uint256 nextTokenId = tokenId + 1;
            if (_ownerships[nextTokenId].addr == address(0)) {
                // This will suffice for checking _exists(nextTokenId),
                // as a burned slot cannot contain the zero address.
                if (nextTokenId < _currentIndex) {
                    _ownerships[nextTokenId].addr = prevOwnership.addr;
                    _ownerships[nextTokenId].startTimestamp = prevOwnership.startTimestamp;
                }
            }
        }

        emit Transfer(prevOwnership.addr, address(0), tokenId);
        _afterTokenTransfers(prevOwnership.addr, address(0), tokenId, 1);

        // Overflow not possible, as _burnCounter cannot be exceed _currentIndex times.
        unchecked { 
            _burnCounter++;
        }
    }

    /**
     * @dev Approve `to` to operate on `tokenId`
     *
     * Emits a {Approval} event.
     */
    function _approve(
        address to,
        uint256 tokenId,
        address owner
    ) private {
        _tokenApprovals[tokenId] = to;
        emit Approval(owner, to, tokenId);
    }

    /**
     * @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(to).onERC721Received.selector;
            } catch (bytes memory reason) {
                if (reason.length == 0) {
                    revert TransferToNonERC721ReceiverImplementer();
                } else {
                    assembly {
                        revert(add(32, reason), mload(reason))
                    }
                }
            }
        } else {
            return true;
        }
    }

    /**
     * @dev Hook that is called before a set of serially-ordered token ids are about to be transferred. This includes minting.
     * And also called before burning one token.
     *
     * startTokenId - the first token id to be transferred
     * quantity - the amount to be transferred
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, `from`'s `tokenId` will be
     * transferred to `to`.
     * - When `from` is zero, `tokenId` will be minted for `to`.
     * - When `to` is zero, `tokenId` will be burned by `from`.
     * - `from` and `to` are never both zero.
     */
    function _beforeTokenTransfers(
        address from,
        address to,
        uint256 startTokenId,
        uint256 quantity
    ) internal virtual {}

    /**
     * @dev Hook that is called after a set of serially-ordered token ids have been transferred. This includes
     * minting.
     * And also called after one token has been burned.
     *
     * startTokenId - the first token id to be transferred
     * quantity - the amount to be transferred
     *
     * Calling conditions:
     *
     * - When `from` and `to` are both non-zero, `from`'s `tokenId` has been
     * transferred to `to`.
     * - When `from` is zero, `tokenId` has been minted for `to`.
     * - When `to` is zero, `tokenId` has been burned by `from`.
     * - `from` and `to` are never both zero.
     */
    function _afterTokenTransfers(
        address from,
        address to,
        uint256 startTokenId,
        uint256 quantity
    ) internal virtual {}
}

File 3 of 14 : SafeMath.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/math/SafeMath.sol)

pragma solidity ^0.8.0;

// CAUTION
// This version of SafeMath should only be used with Solidity 0.8 or later,
// because it relies on the compiler's built in overflow checks.

/**
 * @dev Wrappers over Solidity's arithmetic operations.
 *
 * NOTE: `SafeMath` is generally not needed starting with Solidity 0.8, since the compiler
 * now has built in overflow checking.
 */
library SafeMath {
    /**
     * @dev Returns the addition of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryAdd(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            uint256 c = a + b;
            if (c < a) return (false, 0);
            return (true, c);
        }
    }

    /**
     * @dev Returns the substraction of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function trySub(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b > a) return (false, 0);
            return (true, a - b);
        }
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, with an overflow flag.
     *
     * _Available since v3.4._
     */
    function tryMul(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            // Gas optimization: this is cheaper than requiring 'a' not being zero, but the
            // benefit is lost if 'b' is also tested.
            // See: https://github.com/OpenZeppelin/openzeppelin-contracts/pull/522
            if (a == 0) return (true, 0);
            uint256 c = a * b;
            if (c / a != b) return (false, 0);
            return (true, c);
        }
    }

    /**
     * @dev Returns the division of two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryDiv(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a / b);
        }
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers, with a division by zero flag.
     *
     * _Available since v3.4._
     */
    function tryMod(uint256 a, uint256 b) internal pure returns (bool, uint256) {
        unchecked {
            if (b == 0) return (false, 0);
            return (true, a % b);
        }
    }

    /**
     * @dev Returns the addition of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `+` operator.
     *
     * Requirements:
     *
     * - Addition cannot overflow.
     */
    function add(uint256 a, uint256 b) internal pure returns (uint256) {
        return a + b;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting on
     * overflow (when the result is negative).
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(uint256 a, uint256 b) internal pure returns (uint256) {
        return a - b;
    }

    /**
     * @dev Returns the multiplication of two unsigned integers, reverting on
     * overflow.
     *
     * Counterpart to Solidity's `*` operator.
     *
     * Requirements:
     *
     * - Multiplication cannot overflow.
     */
    function mul(uint256 a, uint256 b) internal pure returns (uint256) {
        return a * b;
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator.
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(uint256 a, uint256 b) internal pure returns (uint256) {
        return a / b;
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting when dividing by zero.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(uint256 a, uint256 b) internal pure returns (uint256) {
        return a % b;
    }

    /**
     * @dev Returns the subtraction of two unsigned integers, reverting with custom message on
     * overflow (when the result is negative).
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {trySub}.
     *
     * Counterpart to Solidity's `-` operator.
     *
     * Requirements:
     *
     * - Subtraction cannot overflow.
     */
    function sub(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b <= a, errorMessage);
            return a - b;
        }
    }

    /**
     * @dev Returns the integer division of two unsigned integers, reverting with custom message on
     * division by zero. The result is rounded towards zero.
     *
     * Counterpart to Solidity's `/` operator. Note: this function uses a
     * `revert` opcode (which leaves remaining gas untouched) while Solidity
     * uses an invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function div(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a / b;
        }
    }

    /**
     * @dev Returns the remainder of dividing two unsigned integers. (unsigned integer modulo),
     * reverting with custom message when dividing by zero.
     *
     * CAUTION: This function is deprecated because it requires allocating memory for the error
     * message unnecessarily. For custom revert reasons use {tryMod}.
     *
     * Counterpart to Solidity's `%` operator. This function uses a `revert`
     * opcode (which leaves remaining gas untouched) while Solidity uses an
     * invalid opcode to revert (consuming all remaining gas).
     *
     * Requirements:
     *
     * - The divisor cannot be zero.
     */
    function mod(
        uint256 a,
        uint256 b,
        string memory errorMessage
    ) internal pure returns (uint256) {
        unchecked {
            require(b > 0, errorMessage);
            return a % b;
        }
    }
}

File 4 of 14 : 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 5 of 14 : 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 14 : MerkleProof.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (utils/cryptography/MerkleProof.sol)

pragma solidity ^0.8.0;

/**
 * @dev These functions deal with verification of Merkle Trees proofs.
 *
 * The proofs can be generated using the JavaScript library
 * https://github.com/miguelmota/merkletreejs[merkletreejs].
 * Note: the hashing algorithm should be keccak256 and pair sorting should be enabled.
 *
 * See `test/utils/cryptography/MerkleProof.test.js` for some examples.
 */
library MerkleProof {
    /**
     * @dev Returns true if a `leaf` can be proved to be a part of a Merkle tree
     * defined by `root`. For this, a `proof` must be provided, containing
     * sibling hashes on the branch from the leaf to the root of the tree. Each
     * pair of leaves and each pair of pre-images are assumed to be sorted.
     */
    function verify(
        bytes32[] memory proof,
        bytes32 root,
        bytes32 leaf
    ) internal pure returns (bool) {
        return processProof(proof, leaf) == root;
    }

    /**
     * @dev Returns the rebuilt hash obtained by traversing a Merklee tree up
     * from `leaf` using `proof`. A `proof` is valid if and only if the rebuilt
     * hash matches the root of the tree. When processing the proof, the pairs
     * of leafs & pre-images are assumed to be sorted.
     *
     * _Available since v4.4._
     */
    function processProof(bytes32[] memory proof, bytes32 leaf) internal pure returns (bytes32) {
        bytes32 computedHash = leaf;
        for (uint256 i = 0; i < proof.length; i++) {
            bytes32 proofElement = proof[i];
            if (computedHash <= proofElement) {
                // Hash(current computed hash + current element of the proof)
                computedHash = _efficientHash(computedHash, proofElement);
            } else {
                // Hash(current element of the proof + current computed hash)
                computedHash = _efficientHash(proofElement, computedHash);
            }
        }
        return computedHash;
    }

    function _efficientHash(bytes32 a, bytes32 b) private pure returns (bytes32 value) {
        assembly {
            mstore(0x00, a)
            mstore(0x20, b)
            value := keccak256(0x00, 0x40)
        }
    }
}

File 7 of 14 : Strings.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Strings.sol)

pragma solidity ^0.8.0;

/**
 * @dev String operations.
 */
library Strings {
    bytes16 private constant _HEX_SYMBOLS = "0123456789abcdef";

    /**
     * @dev Converts a `uint256` to its ASCII `string` decimal representation.
     */
    function toString(uint256 value) internal pure returns (string memory) {
        // Inspired by OraclizeAPI's implementation - MIT licence
        // https://github.com/oraclize/ethereum-api/blob/b42146b063c7d6ee1358846c198246239e9360e8/oraclizeAPI_0.4.25.sol

        if (value == 0) {
            return "0";
        }
        uint256 temp = value;
        uint256 digits;
        while (temp != 0) {
            digits++;
            temp /= 10;
        }
        bytes memory buffer = new bytes(digits);
        while (value != 0) {
            digits -= 1;
            buffer[digits] = bytes1(uint8(48 + uint256(value % 10)));
            value /= 10;
        }
        return string(buffer);
    }

    /**
     * @dev Converts a `uint256` to its ASCII `string` hexadecimal representation.
     */
    function toHexString(uint256 value) internal pure returns (string memory) {
        if (value == 0) {
            return "0x00";
        }
        uint256 temp = value;
        uint256 length = 0;
        while (temp != 0) {
            length++;
            temp >>= 8;
        }
        return toHexString(value, length);
    }

    /**
     * @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] = _HEX_SYMBOLS[value & 0xf];
            value >>= 4;
        }
        require(value == 0, "Strings: hex length insufficient");
        return string(buffer);
    }
}

File 8 of 14 : 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 9 of 14 : Address.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (utils/Address.sol)

pragma solidity ^0.8.1;

/**
 * @dev Collection of functions related to the address type
 */
library Address {
    /**
     * @dev Returns true if `account` is a contract.
     *
     * [IMPORTANT]
     * ====
     * It is unsafe to assume that an address for which this function returns
     * false is an externally-owned account (EOA) and not a contract.
     *
     * Among others, `isContract` will return false for the following
     * types of addresses:
     *
     *  - an externally-owned account
     *  - a contract in construction
     *  - an address where a contract will be created
     *  - an address where a contract lived, but was destroyed
     * ====
     *
     * [IMPORTANT]
     * ====
     * You shouldn't rely on `isContract` to protect against flash loan attacks!
     *
     * Preventing calls from contracts is highly discouraged. It breaks composability, breaks support for smart wallets
     * like Gnosis Safe, and does not provide security since it can be circumvented by calling from a contract
     * constructor.
     * ====
     */
    function isContract(address account) internal view returns (bool) {
        // This method relies on extcodesize/address.code.length, which returns 0
        // for contracts in construction, since the code is only stored at the end
        // of the constructor execution.

        return account.code.length > 0;
    }

    /**
     * @dev Replacement for Solidity's `transfer`: sends `amount` wei to
     * `recipient`, forwarding all available gas and reverting on errors.
     *
     * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost
     * of certain opcodes, possibly making contracts go over the 2300 gas limit
     * imposed by `transfer`, making them unable to receive funds via
     * `transfer`. {sendValue} removes this limitation.
     *
     * https://diligence.consensys.net/posts/2019/09/stop-using-soliditys-transfer-now/[Learn more].
     *
     * IMPORTANT: because control is transferred to `recipient`, care must be
     * taken to not create reentrancy vulnerabilities. Consider using
     * {ReentrancyGuard} or the
     * https://solidity.readthedocs.io/en/v0.5.11/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern].
     */
    function sendValue(address payable recipient, uint256 amount) internal {
        require(address(this).balance >= amount, "Address: insufficient balance");

        (bool success, ) = recipient.call{value: amount}("");
        require(success, "Address: unable to send value, recipient may have reverted");
    }

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain `call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCall(target, data, "Address: low-level call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], but with
     * `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but also transferring `value` wei to `target`.
     *
     * Requirements:
     *
     * - the calling contract must have an ETH balance of at least `value`.
     * - the called Solidity function must be `payable`.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value
    ) internal returns (bytes memory) {
        return functionCallWithValue(target, data, value, "Address: low-level call with value failed");
    }

    /**
     * @dev Same as {xref-Address-functionCallWithValue-address-bytes-uint256-}[`functionCallWithValue`], but
     * with `errorMessage` as a fallback revert reason when `target` reverts.
     *
     * _Available since v3.1._
     */
    function functionCallWithValue(
        address target,
        bytes memory data,
        uint256 value,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(address(this).balance >= value, "Address: insufficient balance for call");
        require(isContract(target), "Address: call to non-contract");

        (bool success, bytes memory returndata) = target.call{value: value}(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) {
        return functionStaticCall(target, data, "Address: low-level static call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        require(isContract(target), "Address: static call to non-contract");

        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionDelegateCall(target, data, "Address: low-level delegate call failed");
    }

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        require(isContract(target), "Address: delegate call to non-contract");

        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResult(success, returndata, errorMessage);
    }

    /**
     * @dev Tool to verifies that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason using the provided one.
     *
     * _Available since v4.3._
     */
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            // Look for revert reason and bubble it up if present
            if (returndata.length > 0) {
                // The easiest way to bubble the revert reason is using memory via assembly

                assembly {
                    let returndata_size := mload(returndata)
                    revert(add(32, returndata), returndata_size)
                }
            } else {
                revert(errorMessage);
            }
        }
    }
}

File 10 of 14 : 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 11 of 14 : IERC721Enumerable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (token/ERC721/extensions/IERC721Enumerable.sol)

pragma solidity ^0.8.0;

import "../IERC721.sol";

/**
 * @title ERC-721 Non-Fungible Token Standard, optional enumeration extension
 * @dev See https://eips.ethereum.org/EIPS/eip-721
 */
interface IERC721Enumerable is IERC721 {
    /**
     * @dev Returns the total amount of tokens stored by the contract.
     */
    function totalSupply() external view returns (uint256);

    /**
     * @dev Returns a token ID owned by `owner` at a given `index` of its token list.
     * Use along with {balanceOf} to enumerate all of ``owner``'s tokens.
     */
    function tokenOfOwnerByIndex(address owner, uint256 index) external view returns (uint256);

    /**
     * @dev Returns a token ID at a given `index` of all the tokens stored by the contract.
     * Use along with {totalSupply} to enumerate all tokens.
     */
    function tokenByIndex(uint256 index) external view returns (uint256);
}

File 12 of 14 : IERC721Receiver.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (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 `IERC721.onERC721Received.selector`.
     */
    function onERC721Received(
        address operator,
        address from,
        uint256 tokenId,
        bytes calldata data
    ) external returns (bytes4);
}

File 13 of 14 : IERC721.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (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`, 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 be 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: Usage of this method is discouraged, use {safeTransferFrom} whenever possible.
     *
     * 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 Returns the account approved for `tokenId` token.
     *
     * Requirements:
     *
     * - `tokenId` must exist.
     */
    function getApproved(uint256 tokenId) external view returns (address operator);

    /**
     * @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 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);

    /**
     * @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;
}

File 14 of 14 : Ownable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (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 Returns the address of the current owner.
     */
    function owner() public view virtual returns (address) {
        return _owner;
    }

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

Settings
{
  "remappings": [],
  "optimizer": {
    "enabled": true,
    "runs": 200
  },
  "evmVersion": "london",
  "libraries": {},
  "outputSelection": {
    "*": {
      "*": [
        "evm.bytecode",
        "evm.deployedBytecode",
        "devdoc",
        "userdoc",
        "metadata",
        "abi"
      ]
    }
  }
}

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"_proxyRegistryAddress","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"ApprovalCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"ApprovalQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"ApprovalToCurrentOwner","type":"error"},{"inputs":[],"name":"ApproveToCaller","type":"error"},{"inputs":[],"name":"BalanceQueryForZeroAddress","type":"error"},{"inputs":[],"name":"MintToZeroAddress","type":"error"},{"inputs":[],"name":"MintZeroQuantity","type":"error"},{"inputs":[],"name":"OwnerIndexOutOfBounds","type":"error"},{"inputs":[],"name":"OwnerQueryForNonexistentToken","type":"error"},{"inputs":[],"name":"TokenIndexOutOfBounds","type":"error"},{"inputs":[],"name":"TransferCallerNotOwnerNorApproved","type":"error"},{"inputs":[],"name":"TransferFromIncorrectOwner","type":"error"},{"inputs":[],"name":"TransferToNonERC721ReceiverImplementer","type":"error"},{"inputs":[],"name":"TransferToZeroAddress","type":"error"},{"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":[],"name":"_contractURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"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":"baseURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"contractURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"earlyAccessMinted","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"earlyAccessMode","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","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":"isOperator","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxMints","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"maxSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"merkleRoot","outputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"merkleSet","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"index","type":"uint256"},{"internalType":"address","name":"account","type":"address"},{"internalType":"uint256","name":"whitelistedAmount","type":"uint256"},{"internalType":"bytes32[]","name":"merkleProof","type":"bytes32[]"},{"internalType":"uint256","name":"numberOfTokens","type":"uint256"}],"name":"mintVitaliks","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"mintingIsActive","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":[],"name":"placeholderMeta","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"proxyApproved","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"proxyRegistryAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"reserveVitaliks","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"reservedVitaliks","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","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":[],"name":"salePrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","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":"URI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"URI","type":"string"}],"name":"setContractURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"root","type":"bytes32"}],"name":"setMerkleRoot","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_newPrice","type":"uint256"}],"name":"setSalePrice","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":[],"name":"toggleEarlyAccessMode","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"toggleMinting","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"togglePlaceholder","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"proxyAddress","type":"address"}],"name":"toggleProxyState","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"index","type":"uint256"}],"name":"tokenOfOwnerByIndex","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"totalSupply","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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

Deployed Bytecode

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

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

000000000000000000000000a5409ec958c83c3f309868babaca7c86dcb077c1

-----Decoded View---------------
Arg [0] : _proxyRegistryAddress (address): 0xa5409ec958C83C3f309868babACA7c86DCB077c1

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 000000000000000000000000a5409ec958c83c3f309868babaca7c86dcb077c1


Loading...
Loading
Loading...
Loading
[ Download: CSV Export  ]
[ Download: CSV Export  ]

A token is a representation of an on-chain or off-chain asset. The token page shows information such as price, total supply, holders, transfers and social links. Learn more about this page in our Knowledge Base.