ETH Price: $3,625.61 (-2.12%)

Token

Cosmic Mutations (CM)
 

Overview

Max Total Supply

781 CM

Holders

347

Market

Volume (24H)

N/A

Min Price (24H)

N/A

Max Price (24H)

N/A
Balance
2 CM
0x1ebca04d7b5d99216f6ed74ba79b835f47021752
Loading...
Loading
Loading...
Loading
Loading...
Loading

Click here to update the token information / general information
# Exchange Pair Price  24H Volume % Volume

Contract Source Code Verified (Exact Match)

Contract Name:
CosmicMutations

Compiler Version
v0.8.13+commit.abaa5c0e

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion
File 1 of 19 : CosmicMutations.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.4;

import "@openzeppelin/contracts/token/ERC721/ERC721.sol";
import "@openzeppelin/contracts/token/ERC721/extensions/ERC721Enumerable.sol";
import "@openzeppelin/contracts/access/Ownable.sol";
import "@openzeppelin/contracts/utils/Strings.sol";
import "operator-filter-registry/src/DefaultOperatorFilterer.sol";
import "./CosmicMutationVoucherSigner.sol";
import "./CosmicMutationVoucher.sol";

// Cosmic Mutations v1.3

contract CosmicMutations is DefaultOperatorFilterer, ERC721Enumerable, Ownable, CosmicMutationVoucherSigner {
    using Address for address;

    // Mint Controls
    bool public claimActive = true;

    // Token Supply
    uint256 public MAX_SUPPLY = 4444;

    // Create New TokenURI
    function _baseURI() internal view virtual override returns (string memory) {
        return baseTokenURI;
    }

    // Base Link That Leads To Metadata
    string public baseTokenURI;

    mapping (uint => uint) public claimedVouchers;

    // Contract Construction
    constructor(string memory newBaseURI, address voucherSigner)
        ERC721("Cosmic Mutations", "CM")
        CosmicMutationVoucherSigner(voucherSigner)
    {
        setBaseURI(newBaseURI);
    }

    // ================ Mint Functions ================ //

    function mintMutation(CosmicMutationVoucher.Voucher calldata v) public {
        require(claimActive, "Claim period not active.");
        require(CosmicMutationVoucher.validateVoucher(v, getVoucherSigner()),"Invalid Voucher - Voucher details does NOT match voucher assignment");
        require(v.to == msg.sender, "Invalid Voucher - Sender does NOT match voucher assignment");
        require(claimedVouchers[v.voucherId] < 1, "Mutant already minted.");
        require(totalSupply() + 1 <= MAX_SUPPLY, "All Mutants Claimed");
        claimedVouchers[v.voucherId] += 1;
        _safeMint(msg.sender, v.voucherId);
    }

    // Validate Voucher
    function validateVoucher(CosmicMutationVoucher.Voucher calldata v)
        external view returns (bool)
    {
        return CosmicMutationVoucher.validateVoucher(v, getVoucherSigner());
    }

    // ================ Only Owner Functions ================ //

    // Admin Mint Function
    function adminMint(address _to, uint256 _tokenID) external onlyOwner {
        require(totalSupply() + 1 <= MAX_SUPPLY,"All mutants have been claimed.");
        _safeMint(_to, _tokenID);
    }

    // Set New baseURI
    function setBaseURI(string memory baseURI) public onlyOwner {
        baseTokenURI = baseURI;
    }

    // Claim On/Off
    function setClaimActive(bool val) public onlyOwner {
        claimActive = val;
    }

    // ================ Opensea Operator Filter Overrides ================ //

    function approve(address operator, uint256 tokenId) public override(ERC721, IERC721) onlyAllowedOperatorApproval(operator) {
        super.approve(operator, tokenId);
    }

    function transferFrom(address from, address to, uint256 tokenId) public override(ERC721, IERC721) onlyAllowedOperator(from) {
        super.transferFrom(from, to, tokenId);
    }

    function safeTransferFrom(address from, address to, uint256 tokenId) public override(ERC721, IERC721) onlyAllowedOperator(from) {
        super.safeTransferFrom(from, to, tokenId);
    }

    function safeTransferFrom(address from, address to, uint256 tokenId, bytes memory data) public override(ERC721, IERC721) onlyAllowedOperator(from) {
        super.safeTransferFrom(from, to, tokenId, data);
    }
}

File 2 of 19 : ERC721.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/ERC721.sol)

pragma solidity ^0.8.0;

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

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

    // Token name
    string private _name;

    // Token symbol
    string private _symbol;

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

        _approve(to, tokenId);
    }

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

        return _tokenApprovals[tokenId];
    }

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

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

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

        _transfer(from, to, tokenId);
    }

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

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

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

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

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

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

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

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

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

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

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

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

        _owners[tokenId] = to;

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

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

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

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

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

        // Clear approvals
        delete _tokenApprovals[tokenId];

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

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

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

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

        _beforeTokenTransfer(from, to, tokenId, 1);

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

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

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

        emit Transfer(from, to, tokenId);

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

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

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

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

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

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

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

File 3 of 19 : ERC721Enumerable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/extensions/ERC721Enumerable.sol)

pragma solidity ^0.8.0;

import "../ERC721.sol";
import "./IERC721Enumerable.sol";

/**
 * @dev This implements an optional extension of {ERC721} defined in the EIP that adds
 * enumerability of all the token ids in the contract as well as all token ids owned by each
 * account.
 */
abstract contract ERC721Enumerable is ERC721, IERC721Enumerable {
    // Mapping from owner to list of owned token IDs
    mapping(address => mapping(uint256 => uint256)) private _ownedTokens;

    // Mapping from token ID to index of the owner tokens list
    mapping(uint256 => uint256) private _ownedTokensIndex;

    // Array with all token ids, used for enumeration
    uint256[] private _allTokens;

    // Mapping from token id to position in the allTokens array
    mapping(uint256 => uint256) private _allTokensIndex;

    /**
     * @dev See {IERC165-supportsInterface}.
     */
    function supportsInterface(bytes4 interfaceId) public view virtual override(IERC165, ERC721) returns (bool) {
        return interfaceId == type(IERC721Enumerable).interfaceId || super.supportsInterface(interfaceId);
    }

    /**
     * @dev See {IERC721Enumerable-tokenOfOwnerByIndex}.
     */
    function tokenOfOwnerByIndex(address owner, uint256 index) public view virtual override returns (uint256) {
        require(index < ERC721.balanceOf(owner), "ERC721Enumerable: owner index out of bounds");
        return _ownedTokens[owner][index];
    }

    /**
     * @dev See {IERC721Enumerable-totalSupply}.
     */
    function totalSupply() public view virtual override returns (uint256) {
        return _allTokens.length;
    }

    /**
     * @dev See {IERC721Enumerable-tokenByIndex}.
     */
    function tokenByIndex(uint256 index) public view virtual override returns (uint256) {
        require(index < ERC721Enumerable.totalSupply(), "ERC721Enumerable: global index out of bounds");
        return _allTokens[index];
    }

    /**
     * @dev See {ERC721-_beforeTokenTransfer}.
     */
    function _beforeTokenTransfer(
        address from,
        address to,
        uint256 firstTokenId,
        uint256 batchSize
    ) internal virtual override {
        super._beforeTokenTransfer(from, to, firstTokenId, batchSize);

        if (batchSize > 1) {
            // Will only trigger during construction. Batch transferring (minting) is not available afterwards.
            revert("ERC721Enumerable: consecutive transfers not supported");
        }

        uint256 tokenId = firstTokenId;

        if (from == address(0)) {
            _addTokenToAllTokensEnumeration(tokenId);
        } else if (from != to) {
            _removeTokenFromOwnerEnumeration(from, tokenId);
        }
        if (to == address(0)) {
            _removeTokenFromAllTokensEnumeration(tokenId);
        } else if (to != from) {
            _addTokenToOwnerEnumeration(to, tokenId);
        }
    }

    /**
     * @dev Private function to add a token to this extension's ownership-tracking data structures.
     * @param to address representing the new owner of the given token ID
     * @param tokenId uint256 ID of the token to be added to the tokens list of the given address
     */
    function _addTokenToOwnerEnumeration(address to, uint256 tokenId) private {
        uint256 length = ERC721.balanceOf(to);
        _ownedTokens[to][length] = tokenId;
        _ownedTokensIndex[tokenId] = length;
    }

    /**
     * @dev Private function to add a token to this extension's token tracking data structures.
     * @param tokenId uint256 ID of the token to be added to the tokens list
     */
    function _addTokenToAllTokensEnumeration(uint256 tokenId) private {
        _allTokensIndex[tokenId] = _allTokens.length;
        _allTokens.push(tokenId);
    }

    /**
     * @dev Private function to remove a token from this extension's ownership-tracking data structures. Note that
     * while the token is not assigned a new owner, the `_ownedTokensIndex` mapping is _not_ updated: this allows for
     * gas optimizations e.g. when performing a transfer operation (avoiding double writes).
     * This has O(1) time complexity, but alters the order of the _ownedTokens array.
     * @param from address representing the previous owner of the given token ID
     * @param tokenId uint256 ID of the token to be removed from the tokens list of the given address
     */
    function _removeTokenFromOwnerEnumeration(address from, uint256 tokenId) private {
        // To prevent a gap in from's tokens array, we store the last token in the index of the token to delete, and
        // then delete the last slot (swap and pop).

        uint256 lastTokenIndex = ERC721.balanceOf(from) - 1;
        uint256 tokenIndex = _ownedTokensIndex[tokenId];

        // When the token to delete is the last token, the swap operation is unnecessary
        if (tokenIndex != lastTokenIndex) {
            uint256 lastTokenId = _ownedTokens[from][lastTokenIndex];

            _ownedTokens[from][tokenIndex] = lastTokenId; // Move the last token to the slot of the to-delete token
            _ownedTokensIndex[lastTokenId] = tokenIndex; // Update the moved token's index
        }

        // This also deletes the contents at the last position of the array
        delete _ownedTokensIndex[tokenId];
        delete _ownedTokens[from][lastTokenIndex];
    }

    /**
     * @dev Private function to remove a token from this extension's token tracking data structures.
     * This has O(1) time complexity, but alters the order of the _allTokens array.
     * @param tokenId uint256 ID of the token to be removed from the tokens list
     */
    function _removeTokenFromAllTokensEnumeration(uint256 tokenId) private {
        // To prevent a gap in the tokens array, we store the last token in the index of the token to delete, and
        // then delete the last slot (swap and pop).

        uint256 lastTokenIndex = _allTokens.length - 1;
        uint256 tokenIndex = _allTokensIndex[tokenId];

        // When the token to delete is the last token, the swap operation is unnecessary. However, since this occurs so
        // rarely (when the last minted token is burnt) that we still do the swap here to avoid the gas cost of adding
        // an 'if' statement (like in _removeTokenFromOwnerEnumeration)
        uint256 lastTokenId = _allTokens[lastTokenIndex];

        _allTokens[tokenIndex] = lastTokenId; // Move the last token to the slot of the to-delete token
        _allTokensIndex[lastTokenId] = tokenIndex; // Update the moved token's index

        // This also deletes the contents at the last position of the array
        delete _allTokensIndex[tokenId];
        _allTokens.pop();
    }
}

File 4 of 19 : Ownable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol)

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

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

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

File 5 of 19 : Strings.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/Strings.sol)

pragma solidity ^0.8.0;

import "./math/Math.sol";

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

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

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

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

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

File 6 of 19 : DefaultOperatorFilterer.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.13;

import {OperatorFilterer} from "./OperatorFilterer.sol";

/**
 * @title  DefaultOperatorFilterer
 * @notice Inherits from OperatorFilterer and automatically subscribes to the default OpenSea subscription.
 */
abstract contract DefaultOperatorFilterer is OperatorFilterer {
    address constant DEFAULT_SUBSCRIPTION = address(0x3cc6CddA760b79bAfa08dF41ECFA224f810dCeB6);

    constructor() OperatorFilterer(DEFAULT_SUBSCRIPTION, true) {}
}

File 7 of 19 : CosmicMutationVoucherSigner.sol
//SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;

import "@openzeppelin/contracts/access/Ownable.sol";

abstract contract CosmicMutationVoucherSigner is Ownable {

  address private _voucherSigner;

  event SetVoucherSigner(address prevVoucherSigner, address newVoucherSigner);

  function setVoucherSigner(address newVoucherSigner) public onlyOwner {
    require(newVoucherSigner != address(0), "Setting voucher signer to 0 address");
    _voucherSigner = newVoucherSigner;
    emit SetVoucherSigner(_voucherSigner, newVoucherSigner);
  }

  function getVoucherSigner() public view returns (address) {
    return _voucherSigner;
  }

  constructor(address voucherSigner) {
    setVoucherSigner(voucherSigner);
  }

}

File 8 of 19 : CosmicMutationVoucher.sol
//SPDX-License-Identifier: MIT
pragma solidity ^0.8.4;

library CosmicMutationVoucher {

  struct Sig {
    bytes32 r;
    bytes32 s;
    uint8 v;
  }

  struct Voucher {
    uint voucherId;
    address to;
    Sig sig;
  }

  function validateVoucher(Voucher calldata v, address signer)
    internal pure returns (bool)
  {
    bytes32 h1 = keccak256(abi.encodePacked(v.voucherId, v.to));
    bytes32 h2 = keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", h1));
    return ecrecover(h2, v.sig.v, v.sig.r, v.sig.s) == signer;
  }

}

File 9 of 19 : IERC721.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (token/ERC721/IERC721.sol)

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

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

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

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

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

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

File 10 of 19 : IERC721Receiver.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC721/IERC721Receiver.sol)

pragma solidity ^0.8.0;

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

File 11 of 19 : 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 12 of 19 : Address.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/Address.sol)

pragma solidity ^0.8.1;

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

        return account.code.length > 0;
    }

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

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

    /**
     * @dev Performs a Solidity function call using a low level `call`. A
     * plain `call` is an unsafe replacement for a function call: use this
     * function instead.
     *
     * If `target` reverts with a revert reason, it is bubbled up by this
     * function (like regular Solidity function calls).
     *
     * Returns the raw returned data. To convert to the expected return value,
     * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`].
     *
     * Requirements:
     *
     * - `target` must be a contract.
     * - calling `target` with `data` must not revert.
     *
     * _Available since v3.1._
     */
    function functionCall(address target, bytes memory data) internal returns (bytes memory) {
        return functionCallWithValue(target, data, 0, "Address: low-level call failed");
    }

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

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

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

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

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a static call.
     *
     * _Available since v3.3._
     */
    function functionStaticCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal view returns (bytes memory) {
        (bool success, bytes memory returndata) = target.staticcall(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

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

    /**
     * @dev Same as {xref-Address-functionCall-address-bytes-string-}[`functionCall`],
     * but performing a delegate call.
     *
     * _Available since v3.4._
     */
    function functionDelegateCall(
        address target,
        bytes memory data,
        string memory errorMessage
    ) internal returns (bytes memory) {
        (bool success, bytes memory returndata) = target.delegatecall(data);
        return verifyCallResultFromTarget(target, success, returndata, errorMessage);
    }

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

    /**
     * @dev Tool to verify that a low level call was successful, and revert if it wasn't, either by bubbling the
     * revert reason or using the provided one.
     *
     * _Available since v4.3._
     */
    function verifyCallResult(
        bool success,
        bytes memory returndata,
        string memory errorMessage
    ) internal pure returns (bytes memory) {
        if (success) {
            return returndata;
        } else {
            _revert(returndata, errorMessage);
        }
    }

    function _revert(bytes memory returndata, string memory errorMessage) private pure {
        // Look for revert reason and bubble it up if present
        if (returndata.length > 0) {
            // The easiest way to bubble the revert reason is using memory via assembly
            /// @solidity memory-safe-assembly
            assembly {
                let returndata_size := mload(returndata)
                revert(add(32, returndata), returndata_size)
            }
        } else {
            revert(errorMessage);
        }
    }
}

File 13 of 19 : 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 14 of 19 : 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 15 of 19 : 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 16 of 19 : Math.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.8.0) (utils/math/Math.sol)

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

File 17 of 19 : 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 18 of 19 : OperatorFilterer.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.13;

import {IOperatorFilterRegistry} from "./IOperatorFilterRegistry.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.
 */
abstract contract OperatorFilterer {
    error OperatorNotAllowed(address operator);

    IOperatorFilterRegistry public constant OPERATOR_FILTER_REGISTRY =
        IOperatorFilterRegistry(0x000000000000AAeB6D7670E522A718067333cd4E);

    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));
                }
            }
        }
    }

    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);
        }
        _;
    }

    modifier onlyAllowedOperatorApproval(address operator) virtual {
        _checkFilterOperator(operator);
        _;
    }

    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) {
            if (!OPERATOR_FILTER_REGISTRY.isOperatorAllowed(address(this), operator)) {
                revert OperatorNotAllowed(operator);
            }
        }
    }
}

File 19 of 19 : IOperatorFilterRegistry.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.13;

interface IOperatorFilterRegistry {
    function isOperatorAllowed(address registrant, address operator) external view returns (bool);
    function register(address registrant) external;
    function registerAndSubscribe(address registrant, address subscription) external;
    function registerAndCopyEntries(address registrant, address registrantToCopy) external;
    function unregister(address addr) external;
    function updateOperator(address registrant, address operator, bool filtered) external;
    function updateOperators(address registrant, address[] calldata operators, bool filtered) external;
    function updateCodeHash(address registrant, bytes32 codehash, bool filtered) external;
    function updateCodeHashes(address registrant, bytes32[] calldata codeHashes, bool filtered) external;
    function subscribe(address registrant, address registrantToSubscribe) external;
    function unsubscribe(address registrant, bool copyExistingEntries) external;
    function subscriptionOf(address addr) external returns (address registrant);
    function subscribers(address registrant) external returns (address[] memory);
    function subscriberAt(address registrant, uint256 index) external returns (address);
    function copyEntriesOf(address registrant, address registrantToCopy) external;
    function isOperatorFiltered(address registrant, address operator) external returns (bool);
    function isCodeHashOfFiltered(address registrant, address operatorWithCode) external returns (bool);
    function isCodeHashFiltered(address registrant, bytes32 codeHash) external returns (bool);
    function filteredOperators(address addr) external returns (address[] memory);
    function filteredCodeHashes(address addr) external returns (bytes32[] memory);
    function filteredOperatorAt(address registrant, uint256 index) external returns (address);
    function filteredCodeHashAt(address registrant, uint256 index) external returns (bytes32);
    function isRegistered(address addr) external returns (bool);
    function codeHashOf(address addr) external returns (bytes32);
}

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

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"string","name":"newBaseURI","type":"string"},{"internalType":"address","name":"voucherSigner","type":"address"}],"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":false,"internalType":"address","name":"prevVoucherSigner","type":"address"},{"indexed":false,"internalType":"address","name":"newVoucherSigner","type":"address"}],"name":"SetVoucherSigner","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":"MAX_SUPPLY","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":[{"internalType":"address","name":"_to","type":"address"},{"internalType":"uint256","name":"_tokenID","type":"uint256"}],"name":"adminMint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","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":"baseTokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"claimActive","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"claimedVouchers","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":"getVoucherSigner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"address","name":"operator","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"components":[{"internalType":"uint256","name":"voucherId","type":"uint256"},{"internalType":"address","name":"to","type":"address"},{"components":[{"internalType":"bytes32","name":"r","type":"bytes32"},{"internalType":"bytes32","name":"s","type":"bytes32"},{"internalType":"uint8","name":"v","type":"uint8"}],"internalType":"struct CosmicMutationVoucher.Sig","name":"sig","type":"tuple"}],"internalType":"struct CosmicMutationVoucher.Voucher","name":"v","type":"tuple"}],"name":"mintMutation","outputs":[],"stateMutability":"nonpayable","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":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"from","type":"address"},{"internalType":"address","name":"to","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"bytes","name":"data","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"operator","type":"address"},{"internalType":"bool","name":"approved","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"string","name":"baseURI","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bool","name":"val","type":"bool"}],"name":"setClaimActive","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"newVoucherSigner","type":"address"}],"name":"setVoucherSigner","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":"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":[{"components":[{"internalType":"uint256","name":"voucherId","type":"uint256"},{"internalType":"address","name":"to","type":"address"},{"components":[{"internalType":"bytes32","name":"r","type":"bytes32"},{"internalType":"bytes32","name":"s","type":"bytes32"},{"internalType":"uint8","name":"v","type":"uint8"}],"internalType":"struct CosmicMutationVoucher.Sig","name":"sig","type":"tuple"}],"internalType":"struct CosmicMutationVoucher.Voucher","name":"v","type":"tuple"}],"name":"validateVoucher","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","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)

0000000000000000000000000000000000000000000000000000000000000040000000000000000000000000aeeed152462e6f6bec9a70f037c09fb7d78540ab000000000000000000000000000000000000000000000000000000000000004168747470733a2f2f636f736d696363617473746f726167652e626c6f622e636f72652e77696e646f77732e6e65742f6d75746174696f6e2d6d657461646174612f00000000000000000000000000000000000000000000000000000000000000

-----Decoded View---------------
Arg [0] : newBaseURI (string): https://cosmiccatstorage.blob.core.windows.net/mutation-metadata/
Arg [1] : voucherSigner (address): 0xAEeeD152462e6f6BEC9A70F037c09fB7D78540Ab

-----Encoded View---------------
6 Constructor Arguments found :
Arg [0] : 0000000000000000000000000000000000000000000000000000000000000040
Arg [1] : 000000000000000000000000aeeed152462e6f6bec9a70f037c09fb7d78540ab
Arg [2] : 0000000000000000000000000000000000000000000000000000000000000041
Arg [3] : 68747470733a2f2f636f736d696363617473746f726167652e626c6f622e636f
Arg [4] : 72652e77696e646f77732e6e65742f6d75746174696f6e2d6d65746164617461
Arg [5] : 2f00000000000000000000000000000000000000000000000000000000000000


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.