Feature Tip: Add private address tag to any address under My Name Tag !
ERC-721
Overview
Max Total Supply
0 HOLE
Holders
106
Market
Volume (24H)
N/A
Min Price (24H)
N/A
Max Price (24H)
N/A
Other Info
Token Contract
Balance
21 HOLELoading...
Loading
Loading...
Loading
Loading...
Loading
# | Exchange | Pair | Price | 24H Volume | % Volume |
---|
Contract Name:
Blackhole
Compiler Version
v0.8.21+commit.d9974bed
Optimization Enabled:
Yes with 200 runs
Other Settings:
default evmVersion
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: GPL-3.0 pragma solidity 0.8.21; import "@openzeppelin/contracts/token/ERC721/ERC721.sol"; import "@openzeppelin/contracts/access/Ownable.sol"; import "@openzeppelin/contracts/token/common/ERC2981.sol"; import "operator-filter-registry/src/DefaultOperatorFilterer.sol"; import "./IBlackholeRenderer.sol"; import "./Withdrawable.sol"; /** * the Black Hole * generates on-chain perpetual NFTs every 8th block. * mint, price goes up. burn, price goes down. * all ETH fall into its mass. * the Black Hole dissolves after 42 hours with no burns and no mints. * last address that burnt their NFT, owns the mass. * tokens #1 to #10 are special. * * with love, by miragenesi. */ // . // . // . . // . . // . . . . . . . // . .. . ... .. . . // . . .. : .... ... . .. . . . // . . : . . .:.::. .!^ .:. . .: . // . . . . .: ... . :77^::^~??: ...!7. .. . . . // ... : ::^!!!~7?77~~77777~~????^.. ..^.... . . // . . . :..::^:7J!!~^:. ..:^~!!7?7!~^: . . . // . :: .:::!?77~: .:!?!^:. . .. . // . . .:..^:7!!: ^??!!!^.:: // . : ::!7?7: ^!7:..^: . . . // . . . :.::.?J^ .!J?^: .. // . . ..:!!?: ~?~~~: . . . . // ...:.:^?J: !?^..^:: // . . . .::~?! ?Y7:.^. ... // . .. ...:^J? ^YJ~ ^ . . . . // ...:.!~?: ~Y!!:.~. .. . // . . .. ..::^J! ?JJ^: // . . . .:..:~??^ !7:~?: . . // . . .:^~7?: ~J7 !. . .. . . // ..:..^:!J^ .~??J. ^^. . . // . . .:^!7?7: ^77..! ^:. // . . . . :...^^7?~: ^?J?! ^: ^ .. . . // . . . ^:..!7!7~: .:!J7:^! :: .: . // . . . .. ^^.^^7J?~~^:. ..:^~~7!?7.:: .: : . // . . .. .: :^ ~7^^!?J?!^!7777!~!JJ7:.^^.:. :. .: . // . . .. .: ^..^^~!~.:~77~:.^~::.:... .: .. . // . . .. ....:.::.:: :. :... ... .. . . // . . . .. . . .. . . . . .. .. // . . . . . . .. . . ... .. . // .. .. // . . . .. // . // . contract Blackhole is ERC721, ERC2981, DefaultOperatorFilterer, Ownable, Withdrawable { struct Mintable { bool minted; uint256 seed; } uint256 constant MINTABLE_BLOCK_INTERVAL = 8; uint256 constant MAX_MINTABLE_PER_WINDOW = 256 / MINTABLE_BLOCK_INTERVAL; uint256 public constant TIME_TO_COLLAPSE = 42 hours; uint256 public constant SPECIAL_TOKENS = 10; uint256 public constant CREATOR_SHARE = 5; // % uint256 public constant SPECIAL_TOKEN_SHARE = 1; // % IBlackholeRenderer internal _renderer; mapping(uint256 => bool) public withdrawnToken; mapping(uint256 => bool) public blockUsed; uint256[] public mintedSeeds; bool public withdrawnCreator; bool public withdrawnLast; uint256 public immutable increase; uint256 public immutable minPrice; uint256 public lastTimestamp; address public lastBurner; uint256 public burnt; constructor( address renderer, uint256 minPrice_, uint256 increase_ ) ERC721("BLACKHOLE", "HOLE") { _renderer = IBlackholeRenderer(renderer); minPrice = minPrice_; increase = increase_; lastTimestamp = block.timestamp; } modifier notDissolved() { require( block.timestamp < lastTimestamp + TIME_TO_COLLAPSE || mintedSeeds.length < SPECIAL_TOKENS, "dissolved" ); _; } modifier dissolved() { require( block.timestamp >= lastTimestamp + TIME_TO_COLLAPSE && mintedSeeds.length >= SPECIAL_TOKENS, "not dissolved" ); _; } receive() external payable {} // Admin function setRenderer(IBlackholeRenderer renderer) public onlyOwner { _renderer = IBlackholeRenderer(renderer); } // NFT logic function currentPrice() public view returns (uint256) { return minPrice + (increase * mintedSeeds.length) - (increase * burnt); } function minted() public view returns (uint256) { return mintedSeeds.length; } function mint(uint256 blockNumber) public payable notDissolved { require(msg.value >= currentPrice(), "not enough ether"); require(!blockUsed[blockNumber], "block already minted"); require(blockNumber >= block.number - 256, "block too old"); require(blockNumber % MINTABLE_BLOCK_INTERVAL == 0, "invalid block"); blockUsed[blockNumber] = true; lastTimestamp = block.timestamp; mintedSeeds.push(uint256(blockhash(blockNumber))); super._mint(msg.sender, mintedSeeds.length); } function burn(uint256 tokenId) public notDissolved { require(tokenId > SPECIAL_TOKENS, "can't burn a special token"); require(ownerOf(tokenId) == msg.sender, "not the owner"); lastBurner = msg.sender; burnt++; lastTimestamp = block.timestamp; _burn(tokenId); } function render(uint256 seed) public view returns (string memory) { return _renderer.renderSVG(seed, 0, false); } function mintable() public view returns ( uint256[MAX_MINTABLE_PER_WINDOW] memory blocks, uint256[MAX_MINTABLE_PER_WINDOW] memory seeds, uint256[MAX_MINTABLE_PER_WINDOW] memory tokenIds ) { uint256 currentBlockNumber = block.number; // Get the block number before the current one uint256 startingBlock = currentBlockNumber; while ( startingBlock % MINTABLE_BLOCK_INTERVAL != 0 || uint256(blockhash(startingBlock)) == 0 ) { startingBlock--; } uint256 index = 0; uint256 minTokenId = 0; if (mintedSeeds.length > MAX_MINTABLE_PER_WINDOW) { minTokenId = mintedSeeds.length - MAX_MINTABLE_PER_WINDOW; } for ( uint256 i = startingBlock; i > currentBlockNumber - 256; i -= MINTABLE_BLOCK_INTERVAL ) { seeds[index] = uint256(blockhash(i)); blocks[index] = i; for (uint256 j = mintedSeeds.length; j > minTokenId; j--) { if (mintedSeeds[j - 1] == seeds[index]) { tokenIds[index] = j; break; } } index++; } } function tokenURI( uint256 tokenId ) public view virtual override returns (string memory) { _requireMinted(tokenId); bool showStar = false; if (tokenId <= SPECIAL_TOKENS && !withdrawnToken[tokenId]) { showStar = true; } return _renderer.renderSVG(mintedSeeds[tokenId - 1], tokenId, showStar); } // Blackhole logic function withdraw() public dissolved { require(lastBurner == msg.sender, "not the last one"); require(withdrawnLast == false, "already withdrawn"); withdrawnLast = true; _withdraw(); } function withdrawCreator() public onlyOwner notDissolved { require(withdrawnCreator == false, "already withdrawn"); withdrawnCreator = true; _withdrawShare(CREATOR_SHARE); } function withdrawToken(uint256 tokenId) public notDissolved { require(withdrawnToken[tokenId] == false, "already withdrawn"); require(_ownerOf(tokenId) == msg.sender, "not the owner"); require(tokenId <= SPECIAL_TOKENS, "invalid token id"); withdrawnToken[tokenId] = true; _withdrawShare(SPECIAL_TOKEN_SHARE); } // Royalty enforcement function setDefaultRoyalty( address receiver, uint96 feeNumerator ) public virtual onlyOwner { super._setDefaultRoyalty(receiver, feeNumerator); } function setApprovalForAll( address operator, bool approved ) public override onlyAllowedOperatorApproval(operator) { super.setApprovalForAll(operator, approved); } function safeTransferFrom( address from, address to, uint256 tokenId ) public override onlyAllowedOperator(from) { super.safeTransferFrom(from, to, tokenId); } function supportsInterface( bytes4 interfaceId ) public view virtual override(ERC721, ERC2981) returns (bool) { return ERC721.supportsInterface(interfaceId) || ERC2981.supportsInterface(interfaceId); } }
// 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); } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.6.0) (interfaces/IERC2981.sol) pragma solidity ^0.8.0; import "../utils/introspection/IERC165.sol"; /** * @dev Interface for the NFT Royalty Standard. * * A standardized way to retrieve royalty payment information for non-fungible tokens (NFTs) to enable universal * support for royalty payments across all NFT marketplaces and ecosystem participants. * * _Available since v4.5._ */ interface IERC2981 is IERC165 { /** * @dev Returns how much royalty is owed and to whom, based on a sale price that may be denominated in any unit of * exchange. The royalty amount is denominated and should be paid in that same unit of exchange. */ function royaltyInfo(uint256 tokenId, uint256 salePrice) external view returns (address receiver, uint256 royaltyAmount); }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.7.0) (token/common/ERC2981.sol) pragma solidity ^0.8.0; import "../../interfaces/IERC2981.sol"; import "../../utils/introspection/ERC165.sol"; /** * @dev Implementation of the NFT Royalty Standard, a standardized way to retrieve royalty payment information. * * Royalty information can be specified globally for all token ids via {_setDefaultRoyalty}, and/or individually for * specific token ids via {_setTokenRoyalty}. The latter takes precedence over the first. * * Royalty is specified as a fraction of sale price. {_feeDenominator} is overridable but defaults to 10000, meaning the * fee is specified in basis points by default. * * IMPORTANT: ERC-2981 only specifies a way to signal royalty information and does not enforce its payment. See * https://eips.ethereum.org/EIPS/eip-2981#optional-royalty-payments[Rationale] in the EIP. Marketplaces are expected to * voluntarily pay royalties together with sales, but note that this standard is not yet widely supported. * * _Available since v4.5._ */ abstract contract ERC2981 is IERC2981, ERC165 { struct RoyaltyInfo { address receiver; uint96 royaltyFraction; } RoyaltyInfo private _defaultRoyaltyInfo; mapping(uint256 => RoyaltyInfo) private _tokenRoyaltyInfo; /** * @dev See {IERC165-supportsInterface}. */ function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC165) returns (bool) { return interfaceId == type(IERC2981).interfaceId || super.supportsInterface(interfaceId); } /** * @inheritdoc IERC2981 */ function royaltyInfo(uint256 _tokenId, uint256 _salePrice) public view virtual override returns (address, uint256) { RoyaltyInfo memory royalty = _tokenRoyaltyInfo[_tokenId]; if (royalty.receiver == address(0)) { royalty = _defaultRoyaltyInfo; } uint256 royaltyAmount = (_salePrice * royalty.royaltyFraction) / _feeDenominator(); return (royalty.receiver, royaltyAmount); } /** * @dev The denominator with which to interpret the fee set in {_setTokenRoyalty} and {_setDefaultRoyalty} as a * fraction of the sale price. Defaults to 10000 so fees are expressed in basis points, but may be customized by an * override. */ function _feeDenominator() internal pure virtual returns (uint96) { return 10000; } /** * @dev Sets the royalty information that all ids in this contract will default to. * * Requirements: * * - `receiver` cannot be the zero address. * - `feeNumerator` cannot be greater than the fee denominator. */ function _setDefaultRoyalty(address receiver, uint96 feeNumerator) internal virtual { require(feeNumerator <= _feeDenominator(), "ERC2981: royalty fee will exceed salePrice"); require(receiver != address(0), "ERC2981: invalid receiver"); _defaultRoyaltyInfo = RoyaltyInfo(receiver, feeNumerator); } /** * @dev Removes default royalty information. */ function _deleteDefaultRoyalty() internal virtual { delete _defaultRoyaltyInfo; } /** * @dev Sets the royalty information for a specific token id, overriding the global default. * * Requirements: * * - `receiver` cannot be the zero address. * - `feeNumerator` cannot be greater than the fee denominator. */ function _setTokenRoyalty( uint256 tokenId, address receiver, uint96 feeNumerator ) internal virtual { require(feeNumerator <= _feeDenominator(), "ERC2981: royalty fee will exceed salePrice"); require(receiver != address(0), "ERC2981: Invalid parameters"); _tokenRoyaltyInfo[tokenId] = RoyaltyInfo(receiver, feeNumerator); } /** * @dev Resets royalty information for the token id back to the global default. */ function _resetTokenRoyalty(uint256 tokenId) internal virtual { delete _tokenRoyaltyInfo[tokenId]; } }
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v4.8.2) (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 {} /** * @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 {} /** * @dev Unsafe write access to the balances, used by extensions that "mint" tokens using an {ownerOf} override. * * WARNING: Anyone calling this MUST ensure that the balances remain consistent with the ownership. The invariant * being that for any address `a` the value returned by `balanceOf(a)` must be equal to the number of tokens such * that `ownerOf(tokenId)` is `a`. */ // solhint-disable-next-line func-name-mixedcase function __unsafe_increaseBalance(address account, uint256 amount) internal { _balances[account] += amount; } }
// 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); }
// 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); }
// 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); }
// 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); } } }
// 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; } }
// 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; } }
// 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); }
// 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); } } }
// 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); } }
// SPDX-License-Identifier: GPL-3.0 pragma solidity 0.8.21; interface IBlackholeRenderer { function renderSVG( uint256 randomness, uint256 tokenId, bool showStar ) external pure returns (string memory); }
// SPDX-License-Identifier: GPL-3.0 pragma solidity 0.8.21; import "@openzeppelin/contracts/access/Ownable.sol"; import "./IBlackholeRenderer.sol"; abstract contract Withdrawable { function mass() public view returns (uint256) { return address(this).balance; } function _withdraw() internal { (bool success, ) = msg.sender.call{value: address(this).balance}(""); require(success, "fail"); } function _withdrawShare(uint256 shares) internal { uint256 share = (address(this).balance / 100) * shares; (bool success, ) = msg.sender.call{value: share}(""); require(success, "fail"); } }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.13; import {OperatorFilterer} from "./OperatorFilterer.sol"; import {CANONICAL_CORI_SUBSCRIPTION} from "./lib/Constants.sol"; /** * @title DefaultOperatorFilterer * @notice Inherits from OperatorFilterer and automatically subscribes to the default OpenSea subscription. * @dev Please note that if your token contract does not provide an owner with EIP-173, it must provide * administration methods on the contract itself to interact with the registry otherwise the subscription * will be locked to the options set during construction. */ abstract contract DefaultOperatorFilterer is OperatorFilterer { /// @dev The constructor that is called when the contract is being deployed. constructor() OperatorFilterer(CANONICAL_CORI_SUBSCRIPTION, true) {} }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.13; interface IOperatorFilterRegistry { /** * @notice Returns true if operator is not filtered for a given token, either by address or codeHash. Also returns * true if supplied registrant address is not registered. */ function isOperatorAllowed(address registrant, address operator) external view returns (bool); /** * @notice Registers an address with the registry. May be called by address itself or by EIP-173 owner. */ function register(address registrant) external; /** * @notice Registers an address with the registry and "subscribes" to another address's filtered operators and codeHashes. */ function registerAndSubscribe(address registrant, address subscription) external; /** * @notice Registers an address with the registry and copies the filtered operators and codeHashes from another * address without subscribing. */ function registerAndCopyEntries(address registrant, address registrantToCopy) external; /** * @notice Unregisters an address with the registry and removes its subscription. May be called by address itself or by EIP-173 owner. * Note that this does not remove any filtered addresses or codeHashes. * Also note that any subscriptions to this registrant will still be active and follow the existing filtered addresses and codehashes. */ function unregister(address addr) external; /** * @notice Update an operator address for a registered address - when filtered is true, the operator is filtered. */ function updateOperator(address registrant, address operator, bool filtered) external; /** * @notice Update multiple operators for a registered address - when filtered is true, the operators will be filtered. Reverts on duplicates. */ function updateOperators(address registrant, address[] calldata operators, bool filtered) external; /** * @notice Update a codeHash for a registered address - when filtered is true, the codeHash is filtered. */ function updateCodeHash(address registrant, bytes32 codehash, bool filtered) external; /** * @notice Update multiple codeHashes for a registered address - when filtered is true, the codeHashes will be filtered. Reverts on duplicates. */ function updateCodeHashes(address registrant, bytes32[] calldata codeHashes, bool filtered) external; /** * @notice Subscribe an address to another registrant's filtered operators and codeHashes. Will remove previous * subscription if present. * Note that accounts with subscriptions may go on to subscribe to other accounts - in this case, * subscriptions will not be forwarded. Instead the former subscription's existing entries will still be * used. */ function subscribe(address registrant, address registrantToSubscribe) external; /** * @notice Unsubscribe an address from its current subscribed registrant, and optionally copy its filtered operators and codeHashes. */ function unsubscribe(address registrant, bool copyExistingEntries) external; /** * @notice Get the subscription address of a given registrant, if any. */ function subscriptionOf(address addr) external returns (address registrant); /** * @notice Get the set of addresses subscribed to a given registrant. * Note that order is not guaranteed as updates are made. */ function subscribers(address registrant) external returns (address[] memory); /** * @notice Get the subscriber at a given index in the set of addresses subscribed to a given registrant. * Note that order is not guaranteed as updates are made. */ function subscriberAt(address registrant, uint256 index) external returns (address); /** * @notice Copy filtered operators and codeHashes from a different registrantToCopy to addr. */ function copyEntriesOf(address registrant, address registrantToCopy) external; /** * @notice Returns true if operator is filtered by a given address or its subscription. */ function isOperatorFiltered(address registrant, address operator) external returns (bool); /** * @notice Returns true if the hash of an address's code is filtered by a given address or its subscription. */ function isCodeHashOfFiltered(address registrant, address operatorWithCode) external returns (bool); /** * @notice Returns true if a codeHash is filtered by a given address or its subscription. */ function isCodeHashFiltered(address registrant, bytes32 codeHash) external returns (bool); /** * @notice Returns a list of filtered operators for a given address or its subscription. */ function filteredOperators(address addr) external returns (address[] memory); /** * @notice Returns the set of filtered codeHashes for a given address or its subscription. * Note that order is not guaranteed as updates are made. */ function filteredCodeHashes(address addr) external returns (bytes32[] memory); /** * @notice Returns the filtered operator at the given index of the set of filtered operators for a given address or * its subscription. * Note that order is not guaranteed as updates are made. */ function filteredOperatorAt(address registrant, uint256 index) external returns (address); /** * @notice Returns the filtered codeHash at the given index of the list of filtered codeHashes for a given address or * its subscription. * Note that order is not guaranteed as updates are made. */ function filteredCodeHashAt(address registrant, uint256 index) external returns (bytes32); /** * @notice Returns true if an address has registered */ function isRegistered(address addr) external returns (bool); /** * @dev Convenience method to compute the code hash of an arbitrary contract */ function codeHashOf(address addr) external returns (bytes32); }
// SPDX-License-Identifier: MIT pragma solidity ^0.8.13; address constant CANONICAL_OPERATOR_FILTER_REGISTRY_ADDRESS = 0x000000000000AAeB6D7670E522A718067333cd4E; address constant CANONICAL_CORI_SUBSCRIPTION = 0x3cc6CddA760b79bAfa08dF41ECFA224f810dCeB6;
// SPDX-License-Identifier: MIT pragma solidity ^0.8.13; import {IOperatorFilterRegistry} from "./IOperatorFilterRegistry.sol"; import {CANONICAL_OPERATOR_FILTER_REGISTRY_ADDRESS} from "./lib/Constants.sol"; /** * @title OperatorFilterer * @notice Abstract contract whose constructor automatically registers and optionally subscribes to or copies another * registrant's entries in the OperatorFilterRegistry. * @dev This smart contract is meant to be inherited by token contracts so they can use the following: * - `onlyAllowedOperator` modifier for `transferFrom` and `safeTransferFrom` methods. * - `onlyAllowedOperatorApproval` modifier for `approve` and `setApprovalForAll` methods. * Please note that if your token contract does not provide an owner with EIP-173, it must provide * administration methods on the contract itself to interact with the registry otherwise the subscription * will be locked to the options set during construction. */ abstract contract OperatorFilterer { /// @dev Emitted when an operator is not allowed. error OperatorNotAllowed(address operator); IOperatorFilterRegistry public constant OPERATOR_FILTER_REGISTRY = IOperatorFilterRegistry(CANONICAL_OPERATOR_FILTER_REGISTRY_ADDRESS); /// @dev The constructor that is called when the contract is being deployed. constructor(address subscriptionOrRegistrantToCopy, bool subscribe) { // If an inheriting token contract is deployed to a network without the registry deployed, the modifier // will not revert, but the contract will need to be registered with the registry once it is deployed in // order for the modifier to filter addresses. if (address(OPERATOR_FILTER_REGISTRY).code.length > 0) { if (subscribe) { OPERATOR_FILTER_REGISTRY.registerAndSubscribe(address(this), subscriptionOrRegistrantToCopy); } else { if (subscriptionOrRegistrantToCopy != address(0)) { OPERATOR_FILTER_REGISTRY.registerAndCopyEntries(address(this), subscriptionOrRegistrantToCopy); } else { OPERATOR_FILTER_REGISTRY.register(address(this)); } } } } /** * @dev A helper function to check if an operator is allowed. */ modifier onlyAllowedOperator(address from) virtual { // Allow spending tokens from addresses with balance // Note that this still allows listings and marketplaces with escrow to transfer tokens if transferred // from an EOA. if (from != msg.sender) { _checkFilterOperator(msg.sender); } _; } /** * @dev A helper function to check if an operator approval is allowed. */ modifier onlyAllowedOperatorApproval(address operator) virtual { _checkFilterOperator(operator); _; } /** * @dev A helper function to check if an operator is allowed. */ function _checkFilterOperator(address operator) internal view virtual { // Check registry code length to facilitate testing in environments without a deployed registry. if (address(OPERATOR_FILTER_REGISTRY).code.length > 0) { // under normal circumstances, this function will revert rather than return false, but inheriting contracts // may specify their own OperatorFilterRegistry implementations, which may behave differently if (!OPERATOR_FILTER_REGISTRY.isOperatorAllowed(address(this), operator)) { revert OperatorNotAllowed(operator); } } } }
{ "viaIR": true, "optimizer": { "enabled": true, "runs": 200 }, "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } }, "libraries": {} }
Contract Security Audit
- No Contract Security Audit Submitted- Submit Audit Here
[{"inputs":[{"internalType":"address","name":"renderer","type":"address"},{"internalType":"uint256","name":"minPrice_","type":"uint256"},{"internalType":"uint256","name":"increase_","type":"uint256"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[{"internalType":"address","name":"operator","type":"address"}],"name":"OperatorNotAllowed","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":"CREATOR_SHARE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"OPERATOR_FILTER_REGISTRY","outputs":[{"internalType":"contract IOperatorFilterRegistry","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"SPECIAL_TOKENS","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"SPECIAL_TOKEN_SHARE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"TIME_TO_COLLAPSE","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"blockUsed","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"burn","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"burnt","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"currentPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"increase","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":"lastBurner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"lastTimestamp","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"mass","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"minPrice","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"blockNumber","type":"uint256"}],"name":"mint","outputs":[],"stateMutability":"payable","type":"function"},{"inputs":[],"name":"mintable","outputs":[{"internalType":"uint256[32]","name":"blocks","type":"uint256[32]"},{"internalType":"uint256[32]","name":"seeds","type":"uint256[32]"},{"internalType":"uint256[32]","name":"tokenIds","type":"uint256[32]"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"minted","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"mintedSeeds","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"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":"seed","type":"uint256"}],"name":"render","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"_tokenId","type":"uint256"},{"internalType":"uint256","name":"_salePrice","type":"uint256"}],"name":"royaltyInfo","outputs":[{"internalType":"address","name":"","type":"address"},{"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":"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":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"receiver","type":"address"},{"internalType":"uint96","name":"feeNumerator","type":"uint96"}],"name":"setDefaultRoyalty","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"contract IBlackholeRenderer","name":"renderer","type":"address"}],"name":"setRenderer","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"},{"inputs":[],"name":"withdraw","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdrawCreator","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"withdrawToken","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"withdrawnCreator","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"withdrawnLast","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"withdrawnToken","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"stateMutability":"payable","type":"receive"}]
Contract Creation Code
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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)
00000000000000000000000024009b360f3a6e5b4bee28ee310d247e200a34630000000000000000000000000000000000000000000000000000a22c53e865800000000000000000000000000000000000000000000000000000b7a17628c100
-----Decoded View---------------
Arg [0] : renderer (address): 0x24009b360F3A6e5b4bee28EE310d247E200A3463
Arg [1] : minPrice_ (uint256): 178311270000000
Arg [2] : increase_ (uint256): 201904100000000
-----Encoded View---------------
3 Constructor Arguments found :
Arg [0] : 00000000000000000000000024009b360f3a6e5b4bee28ee310d247e200a3463
Arg [1] : 0000000000000000000000000000000000000000000000000000a22c53e86580
Arg [2] : 0000000000000000000000000000000000000000000000000000b7a17628c100
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.