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Contract Name:
StuffMinter
Compiler Version
v0.8.18+commit.87f61d96
Contract Source Code (Solidity Standard Json-Input format)
// SPDX-License-Identifier: MIT pragma solidity ^0.8.18; import {IERC1155Mintable} from "./interfaces/IERC1155Mintable.sol"; import {Payable} from "./libraries/Payable.sol"; import {SignatureProtected} from "./libraries/SignatureProtected.sol"; import {TimeProtected} from "./libraries/TimeProtected.sol"; import {AccessProtected} from "./libraries/AccessProtected.sol"; contract StuffMinter is SignatureProtected, TimeProtected, AccessProtected { IERC1155Mintable public erc1155Contract; mapping(bytes32 => bool) public usedScratches; constructor(address _signerAddress, address _erc1155Address) SignatureProtected(_signerAddress) { erc1155Contract = IERC1155Mintable(_erc1155Address); } function mint( bytes32 _serialNumber, uint256 _tokenId, uint256 _fromTimestamp, uint256 _toTimestamp, bytes calldata _signature ) external onlyUser { validateSignature(abi.encodePacked(_serialNumber, _tokenId, _fromTimestamp, _toTimestamp), _signature); isMintOpen(_fromTimestamp, _toTimestamp); require(usedScratches[_serialNumber] == false, "Scratch has already been used"); uint256[] memory ids = new uint256[](1); uint256[] memory amounts = new uint256[](1); ids[0] = _tokenId; amounts[0] = 1; usedScratches[_serialNumber] = true; erc1155Contract.mint(msg.sender, ids, amounts); } }
// 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 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 (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: MIT // OpenZeppelin Contracts (last updated v4.8.0) (utils/cryptography/ECDSA.sol) pragma solidity ^0.8.0; import "../Strings.sol"; /** * @dev Elliptic Curve Digital Signature Algorithm (ECDSA) operations. * * These functions can be used to verify that a message was signed by the holder * of the private keys of a given address. */ library ECDSA { enum RecoverError { NoError, InvalidSignature, InvalidSignatureLength, InvalidSignatureS, InvalidSignatureV // Deprecated in v4.8 } function _throwError(RecoverError error) private pure { if (error == RecoverError.NoError) { return; // no error: do nothing } else if (error == RecoverError.InvalidSignature) { revert("ECDSA: invalid signature"); } else if (error == RecoverError.InvalidSignatureLength) { revert("ECDSA: invalid signature length"); } else if (error == RecoverError.InvalidSignatureS) { revert("ECDSA: invalid signature 's' value"); } } /** * @dev Returns the address that signed a hashed message (`hash`) with * `signature` or error string. This address can then be used for verification purposes. * * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures: * this function rejects them by requiring the `s` value to be in the lower * half order, and the `v` value to be either 27 or 28. * * IMPORTANT: `hash` _must_ be the result of a hash operation for the * verification to be secure: it is possible to craft signatures that * recover to arbitrary addresses for non-hashed data. A safe way to ensure * this is by receiving a hash of the original message (which may otherwise * be too long), and then calling {toEthSignedMessageHash} on it. * * Documentation for signature generation: * - with https://web3js.readthedocs.io/en/v1.3.4/web3-eth-accounts.html#sign[Web3.js] * - with https://docs.ethers.io/v5/api/signer/#Signer-signMessage[ethers] * * _Available since v4.3._ */ function tryRecover(bytes32 hash, bytes memory signature) internal pure returns (address, RecoverError) { if (signature.length == 65) { bytes32 r; bytes32 s; uint8 v; // ecrecover takes the signature parameters, and the only way to get them // currently is to use assembly. /// @solidity memory-safe-assembly assembly { r := mload(add(signature, 0x20)) s := mload(add(signature, 0x40)) v := byte(0, mload(add(signature, 0x60))) } return tryRecover(hash, v, r, s); } else { return (address(0), RecoverError.InvalidSignatureLength); } } /** * @dev Returns the address that signed a hashed message (`hash`) with * `signature`. This address can then be used for verification purposes. * * The `ecrecover` EVM opcode allows for malleable (non-unique) signatures: * this function rejects them by requiring the `s` value to be in the lower * half order, and the `v` value to be either 27 or 28. * * IMPORTANT: `hash` _must_ be the result of a hash operation for the * verification to be secure: it is possible to craft signatures that * recover to arbitrary addresses for non-hashed data. A safe way to ensure * this is by receiving a hash of the original message (which may otherwise * be too long), and then calling {toEthSignedMessageHash} on it. */ function recover(bytes32 hash, bytes memory signature) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, signature); _throwError(error); return recovered; } /** * @dev Overload of {ECDSA-tryRecover} that receives the `r` and `vs` short-signature fields separately. * * See https://eips.ethereum.org/EIPS/eip-2098[EIP-2098 short signatures] * * _Available since v4.3._ */ function tryRecover( bytes32 hash, bytes32 r, bytes32 vs ) internal pure returns (address, RecoverError) { bytes32 s = vs & bytes32(0x7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff); uint8 v = uint8((uint256(vs) >> 255) + 27); return tryRecover(hash, v, r, s); } /** * @dev Overload of {ECDSA-recover} that receives the `r and `vs` short-signature fields separately. * * _Available since v4.2._ */ function recover( bytes32 hash, bytes32 r, bytes32 vs ) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, r, vs); _throwError(error); return recovered; } /** * @dev Overload of {ECDSA-tryRecover} that receives the `v`, * `r` and `s` signature fields separately. * * _Available since v4.3._ */ function tryRecover( bytes32 hash, uint8 v, bytes32 r, bytes32 s ) internal pure returns (address, RecoverError) { // EIP-2 still allows signature malleability for ecrecover(). Remove this possibility and make the signature // unique. Appendix F in the Ethereum Yellow paper (https://ethereum.github.io/yellowpaper/paper.pdf), defines // the valid range for s in (301): 0 < s < secp256k1n ÷ 2 + 1, and for v in (302): v ∈ {27, 28}. Most // signatures from current libraries generate a unique signature with an s-value in the lower half order. // // If your library generates malleable signatures, such as s-values in the upper range, calculate a new s-value // with 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFEBAAEDCE6AF48A03BBFD25E8CD0364141 - s1 and flip v from 27 to 28 or // vice versa. If your library also generates signatures with 0/1 for v instead 27/28, add 27 to v to accept // these malleable signatures as well. if (uint256(s) > 0x7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF5D576E7357A4501DDFE92F46681B20A0) { return (address(0), RecoverError.InvalidSignatureS); } // If the signature is valid (and not malleable), return the signer address address signer = ecrecover(hash, v, r, s); if (signer == address(0)) { return (address(0), RecoverError.InvalidSignature); } return (signer, RecoverError.NoError); } /** * @dev Overload of {ECDSA-recover} that receives the `v`, * `r` and `s` signature fields separately. */ function recover( bytes32 hash, uint8 v, bytes32 r, bytes32 s ) internal pure returns (address) { (address recovered, RecoverError error) = tryRecover(hash, v, r, s); _throwError(error); return recovered; } /** * @dev Returns an Ethereum Signed Message, created from a `hash`. This * produces hash corresponding to the one signed with the * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`] * JSON-RPC method as part of EIP-191. * * See {recover}. */ function toEthSignedMessageHash(bytes32 hash) internal pure returns (bytes32) { // 32 is the length in bytes of hash, // enforced by the type signature above return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n32", hash)); } /** * @dev Returns an Ethereum Signed Message, created from `s`. This * produces hash corresponding to the one signed with the * https://eth.wiki/json-rpc/API#eth_sign[`eth_sign`] * JSON-RPC method as part of EIP-191. * * See {recover}. */ function toEthSignedMessageHash(bytes memory s) internal pure returns (bytes32) { return keccak256(abi.encodePacked("\x19Ethereum Signed Message:\n", Strings.toString(s.length), s)); } /** * @dev Returns an Ethereum Signed Typed Data, created from a * `domainSeparator` and a `structHash`. This produces hash corresponding * to the one signed with the * https://eips.ethereum.org/EIPS/eip-712[`eth_signTypedData`] * JSON-RPC method as part of EIP-712. * * See {recover}. */ function toTypedDataHash(bytes32 domainSeparator, bytes32 structHash) internal pure returns (bytes32) { return keccak256(abi.encodePacked("\x19\x01", domainSeparator, structHash)); } }
// 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 // @author: NFT Studios pragma solidity ^0.8.18; interface IERC1155Mintable { function mint( address _to, uint256[] memory _ids, uint256[] memory _amounts ) external; }
// SPDX-License-Identifier: MIT // @author: NFT Studios pragma solidity ^0.8.18; abstract contract AccessProtected { modifier onlyUser() { require( tx.origin == msg.sender, "Access Protected: The caller is another contract" ); _; } }
// SPDX-License-Identifier: MIT // @author: NFT Studios pragma solidity ^0.8.18; import {Ownable} from "@openzeppelin/contracts/access/Ownable.sol"; abstract contract Payable is Ownable { function checkSentEther(uint256 _totalPrice) internal { require( msg.value >= _totalPrice, "Payable: Not enough Ether provided to mint" ); if (msg.value > _totalPrice) { payable(msg.sender).transfer(msg.value - _totalPrice); } } function withdraw(address _recipient) external onlyOwner { (bool success, ) = address(_recipient).call{ value: address(this).balance }(""); require(success, "Payable: Transfer failed"); } }
// SPDX-License-Identifier: MIT // @author: NFT Studios pragma solidity ^0.8.18; import "@openzeppelin/contracts/access/Ownable.sol"; import {ECDSA} from "@openzeppelin/contracts/utils/cryptography/ECDSA.sol"; abstract contract SignatureProtected is Ownable { address public signerAddress; constructor(address _signerAddress) { signerAddress = _signerAddress; } function setSignerAddress(address _signerAddress) external onlyOwner { signerAddress = _signerAddress; } function validateSignature( bytes memory packedParams, bytes calldata signature ) internal view { require( ECDSA.recover(generateHash(packedParams), signature) == signerAddress, "SignatureProtected: Invalid signature for the caller" ); } function generateHash( bytes memory packedParams ) private view returns (bytes32) { bytes32 _hash = keccak256( bytes.concat( abi.encodePacked(address(this), msg.sender), packedParams ) ); bytes memory result = abi.encodePacked( "\x19Ethereum Signed Message:\n32", _hash ); return keccak256(result); } }
// SPDX-License-Identifier: MIT // @author: NFT Studios pragma solidity ^0.8.18; abstract contract TimeProtected { function isMintOpen( uint256 _fromTimestamp, uint256 _toTimestamp ) internal view { require( block.timestamp >= _fromTimestamp, "TimeProtected: Mint is not open" ); require( block.timestamp <= _toTimestamp, "TimeProtected: Mint window is closed" ); } }
{ "evmVersion": "paris", "libraries": {}, "metadata": { "bytecodeHash": "ipfs", "useLiteralContent": true }, "optimizer": { "enabled": true, "runs": 200 }, "remappings": [], "outputSelection": { "*": { "*": [ "evm.bytecode", "evm.deployedBytecode", "devdoc", "userdoc", "metadata", "abi" ] } } }
Contract Security Audit
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[{"inputs":[{"internalType":"address","name":"_signerAddress","type":"address"},{"internalType":"address","name":"_erc1155Address","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"inputs":[],"name":"erc1155Contract","outputs":[{"internalType":"contract IERC1155Mintable","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"bytes32","name":"_serialNumber","type":"bytes32"},{"internalType":"uint256","name":"_tokenId","type":"uint256"},{"internalType":"uint256","name":"_fromTimestamp","type":"uint256"},{"internalType":"uint256","name":"_toTimestamp","type":"uint256"},{"internalType":"bytes","name":"_signature","type":"bytes"}],"name":"mint","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"renounceOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"_signerAddress","type":"address"}],"name":"setSignerAddress","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"signerAddress","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"bytes32","name":"","type":"bytes32"}],"name":"usedScratches","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"}]
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)
000000000000000000000000859b00074befc8bede1f47e82ef240a85205ce59000000000000000000000000fa297f8a132811b5ed682bed0be035520db7f89b
-----Decoded View---------------
Arg [0] : _signerAddress (address): 0x859B00074BEFc8beDe1F47e82EF240A85205CE59
Arg [1] : _erc1155Address (address): 0xfA297F8a132811b5ED682Bed0bE035520DB7F89b
-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 000000000000000000000000859b00074befc8bede1f47e82ef240a85205ce59
Arg [1] : 000000000000000000000000fa297f8a132811b5ed682bed0be035520db7f89b
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A contract address hosts a smart contract, which is a set of code stored on the blockchain that runs when predetermined conditions are met. Learn more about addresses in our Knowledge Base.