ETH Price: $3,434.88 (+3.63%)

Token

KillaChronicles Burn Card (KCBC)
 

Overview

Max Total Supply

0 KCBC

Holders

3,431

Market

Volume (24H)

N/A

Min Price (24H)

N/A

Max Price (24H)

N/A
Balance
3 KCBC
0x54915b71884a7a8f3de5310d18dcab1195621dea
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:
KillaChroniclesSBT

Compiler Version
v0.8.17+commit.8df45f5f

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion
File 1 of 8 : KillaChroniclesSBT.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.17;

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

/* ------------
    Interfaces
   ------------ */

interface IKillaChronicles {
    function mint(uint256 tokenId, address recipient, uint256 qty) external;
}

/* ----------
    Contract
   ---------- */

contract KillaChroniclesSBT is
    Ownable,
    StaticNFT("KillaChronicles Burn Card", "KCBC")
{
    using Strings for uint256;

    IKillaChronicles immutable chroniclesContract;

    uint256[] public volumeIds;
    mapping(uint256 => uint256) thresholds;
    mapping(uint256 => uint256) bonusIds;
    mapping(address => bool) public authorities;

    mapping(address => mapping(uint256 => uint256)) public balances;
    mapping(address => mapping(uint256 => bool)) public hidden;

    error NotAllowed();
    error VolumeNotFound();

    constructor(address chronicles) {
        chroniclesContract = IKillaChronicles(chronicles);
    }

    modifier onlyAuthority() {
        if (!authorities[msg.sender]) revert NotAllowed();
        _;
    }

    /// @dev Tracks new burns for a given volume, mints tokens if needed
    function increaseBalance(
        address recipient,
        uint256 volumeId,
        uint256 qty
    ) external onlyAuthority {
        uint256 threshold = thresholds[volumeId];
        if (threshold == 0) revert VolumeNotFound();
        if (qty == 0) revert NotAllowed();

        uint256 oldBalance = balances[recipient][volumeId];
        uint256 newBalance = oldBalance + qty;

        balances[recipient][volumeId] = newBalance;

        if (oldBalance == 0) {
            emit Transfer(
                address(0),
                recipient,
                getTokenId(recipient, volumeId)
            );
        }

        uint256 goalpost = oldBalance + threshold - (oldBalance % threshold);
        while (newBalance >= goalpost) {
            chroniclesContract.mint(bonusIds[volumeId], recipient, 1);
            goalpost += threshold;
        }
    }

    /// @notice Sends a tracker token to null address. Tracking functionality will still work.
    function hide(uint256 volumeId) external {
        if (balances[msg.sender][volumeId] == 0) revert NotAllowed();
        if (hidden[msg.sender][volumeId]) revert NotAllowed();
        hidden[msg.sender][volumeId] = true;
        emit Transfer(msg.sender, address(0), getTokenId(msg.sender, volumeId));
    }

    /// @notice Sends a tracker token back from the null address
    function unhide(uint256 volumeId) external {
        if (balances[msg.sender][volumeId] == 0) revert NotAllowed();
        if (!hidden[msg.sender][volumeId]) revert NotAllowed();
        hidden[msg.sender][volumeId] = false;
        emit Transfer(address(0), msg.sender, getTokenId(msg.sender, volumeId));
    }

    /// @dev Gets a token ID
    function getTokenId(
        address owner,
        uint256 volumeId
    ) public pure returns (uint256) {
        return (volumeId << 160) | uint160(owner);
    }

    /* -------
        Admin
       ------- */

    /// @notice Toggles an authority contract on or off
    function toggleAuthority(address addr, bool enabled) external onlyOwner {
        authorities[addr] = enabled;
    }

    /// @notice Adds or updates a volume
    function setupVolume(
        uint256 volumeId,
        uint256 threshold,
        uint256 bonusId
    ) external onlyOwner {
        thresholds[volumeId] = threshold;
        bonusIds[volumeId] = bonusId;

        bool found = false;
        for (uint256 i = 0; i < volumeIds.length; i++) {
            if (volumeIds[i] == volumeId) {
                found = true;
                break;
            }
        }
        if (!found) volumeIds.push(volumeId);
    }

    /// @notice Sets the base URI
    function setBaseURI(string calldata uri) external onlyOwner {
        baseURI = uri;
    }

    /* --------
        Others
       -------- */

    /// @dev used by StaticNFT base contract
    function getBalance(address addr) internal view override returns (uint256) {
        uint256 amount = 0;
        for (uint256 i = 0; i < volumeIds.length; i++) {
            uint256 volumeId = volumeIds[i];
            if (balances[addr][volumeId] > 0 && !hidden[addr][volumeId])
                amount++;
        }
        return amount;
    }

    /// @dev used by StaticNFT base contract
    function getOwner(
        uint256 tokenId
    ) internal view override returns (address) {
        address owner = address(uint160(tokenId & ((2 ** 160) - 1)));
        uint256 volumeId = tokenId >> 160;
        if (hidden[owner][volumeId]) revert NonExistentToken();
        uint256 balance = balances[owner][volumeId];
        if (balance == 0) revert NonExistentToken();
        return owner;
    }

    /// @dev Gets the URI for a given token
    function tokenURI(
        uint256 tokenId
    ) external view override returns (string memory) {
        address owner = address(uint160(tokenId & ((2 ** 160) - 1)));
        uint256 volumeId = (tokenId >> 160);

        uint256 balance = balances[owner][volumeId];

        if (hidden[owner][volumeId]) {
            return
                bytes(baseURI).length > 0
                    ? string(
                        abi.encodePacked(
                            string(baseURI),
                            volumeId.toString(),
                            "/",
                            balance.toString(),
                            "/hidden"
                        )
                    )
                    : "";
        }
        return
            bytes(baseURI).length > 0
                ? string(
                    abi.encodePacked(
                        string(baseURI),
                        volumeId.toString(),
                        "/",
                        balance.toString()
                    )
                )
                : "";
    }
}

File 2 of 8 : StaticNFT.sol
// SPDX-License-Identifier: MIT

pragma solidity ^0.8.16;

import "@openzeppelin/contracts/token/ERC721/IERC721.sol";
import "@openzeppelin/contracts/utils/Strings.sol";

abstract contract StaticNFT is IERC721 {
    using Strings for uint256;

    string public name;
    string public symbol;
    string public baseURI;

    error TransferNotAllowed();
    error InvalidOwner();
    error NonExistentToken();

    constructor(string memory _name, string memory _symbol) {
        name = _name;
        symbol = _symbol;
    }

    function getBalance(address) internal view virtual returns (uint256);

    function getOwner(uint256) internal view virtual returns (address);

    function balanceOf(address owner) external view override returns (uint256) {
        if (owner == address(0)) revert InvalidOwner();
        return getBalance(owner);
    }

    function ownerOf(uint256 tokenId) external view override returns (address) {
        address owner = getOwner(tokenId);
        if (owner == address(0)) revert NonExistentToken();
        return owner;
    }

    function safeTransferFrom(
        address,
        address,
        uint256,
        bytes memory
    ) external pure override {
        revert TransferNotAllowed();
    }

    function safeTransferFrom(
        address,
        address,
        uint256
    ) external pure override {
        revert TransferNotAllowed();
    }

    function transferFrom(
        address,
        address,
        uint256
    ) external pure override {
        revert TransferNotAllowed();
    }

    function approve(address, uint256) external pure override {
        revert TransferNotAllowed();
    }

    function setApprovalForAll(address, bool) external pure override {
        revert TransferNotAllowed();
    }

    function getApproved(uint256) external pure override returns (address) {
        return address(0);
    }

    function isApprovedForAll(address, address)
        external
        pure
        override
        returns (bool)
    {
        return false;
    }

    function tokenURI(uint256 tokenId)
        external
        view
        virtual
        returns (string memory)
    {
        if (getOwner(tokenId) == address(0)) revert NonExistentToken();
        return
            bytes(baseURI).length > 0
                ? string(abi.encodePacked(baseURI, tokenId.toString()))
                : "";
    }

    function supportsInterface(bytes4 interfaceId)
        public
        view
        virtual
        override
        returns (bool)
    {
        return
            interfaceId == 0x01ffc9a7 || // ERC165 Interface ID for ERC165
            interfaceId == 0x80ac58cd || // ERC165 Interface ID for ERC721
            interfaceId == 0x5b5e139f; // ERC165 Interface ID for ERC721Metadata;
    }
}

File 3 of 8 : Ownable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.7.0) (access/Ownable.sol)

pragma solidity ^0.8.0;

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

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

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

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

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

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

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

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

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

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

File 4 of 8 : 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 5 of 8 : 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 8 : 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 7 of 8 : 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 8 of 8 : 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;
    }
}

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

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"chronicles","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[],"name":"InvalidOwner","type":"error"},{"inputs":[],"name":"NonExistentToken","type":"error"},{"inputs":[],"name":"NotAllowed","type":"error"},{"inputs":[],"name":"TransferNotAllowed","type":"error"},{"inputs":[],"name":"VolumeNotFound","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"approved","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Approval","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"address","name":"operator","type":"address"},{"indexed":false,"internalType":"bool","name":"approved","type":"bool"}],"name":"ApprovalForAll","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"previousOwner","type":"address"},{"indexed":true,"internalType":"address","name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"address","name":"from","type":"address"},{"indexed":true,"internalType":"address","name":"to","type":"address"},{"indexed":true,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"Transfer","type":"event"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"}],"name":"approve","outputs":[],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"}],"name":"authorities","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"}],"name":"balanceOf","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"}],"name":"balances","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"baseURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"getApproved","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"owner","type":"address"},{"internalType":"uint256","name":"volumeId","type":"uint256"}],"name":"getTokenId","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"}],"name":"hidden","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"uint256","name":"volumeId","type":"uint256"}],"name":"hide","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"recipient","type":"address"},{"internalType":"uint256","name":"volumeId","type":"uint256"},{"internalType":"uint256","name":"qty","type":"uint256"}],"name":"increaseBalance","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"}],"name":"isApprovedForAll","outputs":[{"internalType":"bool","name":"","type":"bool"}],"stateMutability":"pure","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":"","type":"address"},{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"},{"internalType":"bytes","name":"","type":"bytes"}],"name":"safeTransferFrom","outputs":[],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"bool","name":"","type":"bool"}],"name":"setApprovalForAll","outputs":[],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"string","name":"uri","type":"string"}],"name":"setBaseURI","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"volumeId","type":"uint256"},{"internalType":"uint256","name":"threshold","type":"uint256"},{"internalType":"uint256","name":"bonusId","type":"uint256"}],"name":"setupVolume","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":"address","name":"addr","type":"address"},{"internalType":"bool","name":"enabled","type":"bool"}],"name":"toggleAuthority","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"tokenURI","outputs":[{"internalType":"string","name":"","type":"string"}],"stateMutability":"view","type":"function"},{"inputs":[{"internalType":"address","name":"","type":"address"},{"internalType":"address","name":"","type":"address"},{"internalType":"uint256","name":"","type":"uint256"}],"name":"transferFrom","outputs":[],"stateMutability":"pure","type":"function"},{"inputs":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"volumeId","type":"uint256"}],"name":"unhide","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[{"internalType":"uint256","name":"","type":"uint256"}],"name":"volumeIds","outputs":[{"internalType":"uint256","name":"","type":"uint256"}],"stateMutability":"view","type":"function"}]

60a06040523480156200001157600080fd5b50604051620018d4380380620018d4833981016040819052620000349162000127565b6040518060400160405280601981526020017f4b696c6c614368726f6e69636c6573204275726e204361726400000000000000815250604051806040016040528060048152602001634b43424360e01b815250620000a16200009b620000d360201b60201c565b620000d7565b6001620000af8382620001fe565b506002620000be8282620001fe565b5050506001600160a01b0316608052620002ca565b3390565b600080546001600160a01b038381166001600160a01b0319831681178455604051919092169283917f8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e09190a35050565b6000602082840312156200013a57600080fd5b81516001600160a01b03811681146200015257600080fd5b9392505050565b634e487b7160e01b600052604160045260246000fd5b600181811c908216806200018457607f821691505b602082108103620001a557634e487b7160e01b600052602260045260246000fd5b50919050565b601f821115620001f957600081815260208120601f850160051c81016020861015620001d45750805b601f850160051c820191505b81811015620001f557828155600101620001e0565b5050505b505050565b81516001600160401b038111156200021a576200021a62000159565b62000232816200022b84546200016f565b84620001ab565b602080601f8311600181146200026a5760008415620002515750858301515b600019600386901b1c1916600185901b178555620001f5565b600085815260208120601f198616915b828110156200029b578886015182559484019460019091019084016200027a565b5085821015620002ba5787850151600019600388901b60f8161c191681555b5050505050600190811b01905550565b6080516115ee620002e660003960006106cf01526115ee6000f3fe608060405234801561001057600080fd5b50600436106101c45760003560e01c8063715018a6116100f9578063c87b56dd11610097578063e543d3ad11610071578063e543d3ad146103c5578063e985e9c5146103d8578063f2fde38b146103ee578063fd632fb81461040157600080fd5b8063c87b56dd14610374578063cbf1304d14610387578063e5283cc7146103b257600080fd5b806391223d69116100d357806391223d691461032d57806395d89b4114610350578063a22cb46514610358578063b88d4fde1461036657600080fd5b8063715018a6146103015780637b52e9cf146103095780638da5cb5b1461031c57600080fd5b806329f99b9f1161016657806355f804b31161014057806355f804b3146102c05780636352211e146102d35780636c0360eb146102e657806370a08231146102ee57600080fd5b806329f99b9f1461028957806342842e0e1461027b578063520477f8146102ad57600080fd5b8063095ea7b3116101a2578063095ea7b31461023257806314898815146102475780631e9f7a9b1461026857806323b872dd1461027b57600080fd5b806301ffc9a7146101c957806306fdde03146101f1578063081812fc14610206575b600080fd5b6101dc6101d7366004610f5f565b61042f565b60405190151581526020015b60405180910390f35b6101f9610481565b6040516101e89190610fb4565b61021a610214366004610fe7565b50600090565b6040516001600160a01b0390911681526020016101e8565b61024561024036600461101c565b61050f565b005b61025a610255366004610fe7565b610528565b6040519081526020016101e8565b610245610276366004611046565b610549565b610245610240366004611079565b61025a61029736600461101c565b60a081901b6001600160a01b0383161792915050565b6102456102bb3660046110b5565b610747565b6102456102ce3660046110f1565b61077a565b61021a6102e1366004610fe7565b610794565b6101f96107c9565b61025a6102fc366004611163565b6107d6565b610245610808565b610245610317366004610fe7565b61081c565b6000546001600160a01b031661021a565b6101dc61033b366004611163565b60076020526000908152604090205460ff1681565b6101f96108e9565b6102456102403660046110b5565b610245610240366004611194565b6101f9610382366004610fe7565b6108f6565b61025a61039536600461101c565b600860209081526000928352604080842090915290825290205481565b6102456103c0366004610fe7565b6109fc565b6102456103d3366004611270565b610acd565b6101dc6103e636600461129c565b600092915050565b6102456103fc366004611163565b610b80565b6101dc61040f36600461101c565b600960209081526000928352604080842090915290825290205460ff1681565b60006301ffc9a760e01b6001600160e01b03198316148061046057506380ac58cd60e01b6001600160e01b03198316145b8061047b5750635b5e139f60e01b6001600160e01b03198316145b92915050565b6001805461048e906112cf565b80601f01602080910402602001604051908101604052809291908181526020018280546104ba906112cf565b80156105075780601f106104dc57610100808354040283529160200191610507565b820191906000526020600020905b8154815290600101906020018083116104ea57829003601f168201915b505050505081565b604051638cd22d1960e01b815260040160405180910390fd5b6004818154811061053857600080fd5b600091825260209091200154905081565b3360009081526007602052604090205460ff1661057957604051631eb49d6d60e11b815260040160405180910390fd5b600082815260056020526040812054908190036105a9576040516307399f7960e01b815260040160405180910390fd5b816000036105ca57604051631eb49d6d60e11b815260040160405180910390fd5b6001600160a01b0384166000908152600860209081526040808320868452909152812054906105f9848361131f565b6001600160a01b03871660009081526008602090815260408083208984529091528120829055909150829003610667576040516001600160a01b03871660a087901b8117916000907fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef908290a45b60006106738484611332565b61067d858561131f565b6106879190611354565b90505b80821061073e576000868152600660205260409081902054905163020da84160e61b815260048101919091526001600160a01b038881166024830152600160448301527f0000000000000000000000000000000000000000000000000000000000000000169063836a104090606401600060405180830381600087803b15801561071357600080fd5b505af1158015610727573d6000803e3d6000fd5b505050508381610737919061131f565b905061068a565b50505050505050565b61074f610bfe565b6001600160a01b03919091166000908152600760205260409020805460ff1916911515919091179055565b610782610bfe565b600361078f8284836113b5565b505050565b6000806107a083610c58565b90506001600160a01b03811661047b57604051634a1850bf60e11b815260040160405180910390fd5b6003805461048e906112cf565b60006001600160a01b0382166107ff576040516349e27cff60e01b815260040160405180910390fd5b61047b82610cf2565b610810610bfe565b61081a6000610da4565b565b336000908152600860209081526040808320848452909152812054900361085657604051631eb49d6d60e11b815260040160405180910390fd5b33600090815260096020908152604080832084845290915290205460ff1661089157604051631eb49d6d60e11b815260040160405180910390fd5b3360008181526009602090815260408083208584529091529020805460ff1916905560a082901b1760405133906000907fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef908290a450565b6002805461048e906112cf565b6001600160a01b038116600081815260086020908152604080832060a086901c808552908352818420548585526009845282852082865290935292205460609392919060ff16156109ab57600060038054610950906112cf565b90501161096c57604051806020016040528060008152506109a2565b600361097783610df4565b61098083610df4565b604051602001610992939291906114e9565b6040516020818303038152906040525b95945050505050565b6000600380546109ba906112cf565b9050116109d657604051806020016040528060008152506109a2565b60036109e183610df4565b6109ea83610df4565b60405160200161099293929190611543565b3360009081526008602090815260408083208484529091528120549003610a3657604051631eb49d6d60e11b815260040160405180910390fd5b33600090815260096020908152604080832084845290915290205460ff1615610a7257604051631eb49d6d60e11b815260040160405180910390fd5b3360008181526009602090815260408083208584529091529020805460ff1916600117905560a082901b1760405160009033907fddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef908390a450565b610ad5610bfe565b600083815260056020908152604080832085905560069091528120829055805b600454811015610b3e578460048281548110610b1357610b13611589565b906000526020600020015403610b2c5760019150610b3e565b80610b368161159f565b915050610af5565b5080610b7a57600480546001810182556000919091527f8a35acfbc15ff81a39ae7d344fd709f28e8600b4aa8c65c6b64bfe7fe36bd19b018490555b50505050565b610b88610bfe565b6001600160a01b038116610bf25760405162461bcd60e51b815260206004820152602660248201527f4f776e61626c653a206e6577206f776e657220697320746865207a65726f206160448201526564647265737360d01b60648201526084015b60405180910390fd5b610bfb81610da4565b50565b6000546001600160a01b0316331461081a5760405162461bcd60e51b815260206004820181905260248201527f4f776e61626c653a2063616c6c6572206973206e6f7420746865206f776e65726044820152606401610be9565b6001600160a01b038116600081815260096020908152604080832060a086901c808552925282205491929160ff1615610ca457604051634a1850bf60e11b815260040160405180910390fd5b6001600160a01b038216600090815260086020908152604080832084845290915281205490819003610ce957604051634a1850bf60e11b815260040160405180910390fd5b50909392505050565b600080805b600454811015610d9d57600060048281548110610d1657610d16611589565b60009182526020808320909101546001600160a01b038816835260088252604080842082855290925291205490915015801590610d7757506001600160a01b038516600090815260096020908152604080832084845290915290205460ff16155b15610d8a5782610d868161159f565b9350505b5080610d958161159f565b915050610cf7565b5092915050565b600080546001600160a01b038381166001600160a01b0319831681178455604051919092169283917f8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e09190a35050565b60606000610e0183610e87565b600101905060008167ffffffffffffffff811115610e2157610e2161117e565b6040519080825280601f01601f191660200182016040528015610e4b576020820181803683370190505b5090508181016020015b600019016f181899199a1a9b1b9c1cb0b131b232b360811b600a86061a8153600a8504945084610e5557509392505050565b60008072184f03e93ff9f4daa797ed6e38ed64bf6a1f0160401b8310610ec65772184f03e93ff9f4daa797ed6e38ed64bf6a1f0160401b830492506040015b6d04ee2d6d415b85acef81000000008310610ef2576d04ee2d6d415b85acef8100000000830492506020015b662386f26fc100008310610f1057662386f26fc10000830492506010015b6305f5e1008310610f28576305f5e100830492506008015b6127108310610f3c57612710830492506004015b60648310610f4e576064830492506002015b600a831061047b5760010192915050565b600060208284031215610f7157600080fd5b81356001600160e01b031981168114610f8957600080fd5b9392505050565b60005b83811015610fab578181015183820152602001610f93565b50506000910152565b6020815260008251806020840152610fd3816040850160208701610f90565b601f01601f19169190910160400192915050565b600060208284031215610ff957600080fd5b5035919050565b80356001600160a01b038116811461101757600080fd5b919050565b6000806040838503121561102f57600080fd5b61103883611000565b946020939093013593505050565b60008060006060848603121561105b57600080fd5b61106484611000565b95602085013595506040909401359392505050565b60008060006060848603121561108e57600080fd5b61109784611000565b92506110a560208501611000565b9150604084013590509250925092565b600080604083850312156110c857600080fd5b6110d183611000565b9150602083013580151581146110e657600080fd5b809150509250929050565b6000806020838503121561110457600080fd5b823567ffffffffffffffff8082111561111c57600080fd5b818501915085601f83011261113057600080fd5b81358181111561113f57600080fd5b86602082850101111561115157600080fd5b60209290920196919550909350505050565b60006020828403121561117557600080fd5b610f8982611000565b634e487b7160e01b600052604160045260246000fd5b600080600080608085870312156111aa57600080fd5b6111b385611000565b93506111c160208601611000565b925060408501359150606085013567ffffffffffffffff808211156111e557600080fd5b818701915087601f8301126111f957600080fd5b81358181111561120b5761120b61117e565b604051601f8201601f19908116603f011681019083821181831017156112335761123361117e565b816040528281528a602084870101111561124c57600080fd5b82602086016020830137600060208483010152809550505050505092959194509250565b60008060006060848603121561128557600080fd5b505081359360208301359350604090920135919050565b600080604083850312156112af57600080fd5b6112b883611000565b91506112c660208401611000565b90509250929050565b600181811c908216806112e357607f821691505b60208210810361130357634e487b7160e01b600052602260045260246000fd5b50919050565b634e487b7160e01b600052601160045260246000fd5b8082018082111561047b5761047b611309565b60008261134f57634e487b7160e01b600052601260045260246000fd5b500690565b8181038181111561047b5761047b611309565b601f82111561078f57600081815260208120601f850160051c8101602086101561138e5750805b601f850160051c820191505b818110156113ad5782815560010161139a565b505050505050565b67ffffffffffffffff8311156113cd576113cd61117e565b6113e1836113db83546112cf565b83611367565b6000601f84116001811461141557600085156113fd5750838201355b600019600387901b1c1916600186901b17835561146f565b600083815260209020601f19861690835b828110156114465786850135825560209485019460019092019101611426565b50868210156114635760001960f88860031b161c19848701351681555b505060018560011b0183555b5050505050565b60008154611483816112cf565b6001828116801561149b57600181146114b0576114df565b60ff19841687528215158302870194506114df565b8560005260208060002060005b858110156114d65781548a8201529084019082016114bd565b50505082870194505b5050505092915050565b60006114f58286611476565b8451611505818360208901610f90565b602f60f81b91019081528351611522816001840160208801610f90565b6617b434b23232b760c91b6001929091019182015260080195945050505050565b600061154f8286611476565b845161155f818360208901610f90565b602f60f81b9101908152835161157c816001840160208801610f90565b0160010195945050505050565b634e487b7160e01b600052603260045260246000fd5b6000600182016115b1576115b1611309565b506001019056fea2646970667358221220be6141071570f70736c1e8ced2a2e64d792029ad3d44efc94aa6f8650fc30ad564736f6c634300081100330000000000000000000000009fff0b1a6e9e9554baf3f8a39b6353fda9c30054

Deployed Bytecode

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

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

0000000000000000000000009fff0b1a6e9e9554baf3f8a39b6353fda9c30054

-----Decoded View---------------
Arg [0] : chronicles (address): 0x9fff0b1a6e9e9554BAf3f8A39B6353FdA9C30054

-----Encoded View---------------
1 Constructor Arguments found :
Arg [0] : 0000000000000000000000009fff0b1a6e9e9554baf3f8a39b6353fda9c30054


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.