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0xf288D8a7f0C2bc9907892947F80695BfF89B5C1e
 

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Claim Token160670132022-11-28 7:32:35774 days ago1669620755IN
0xf288D8a7...fF89B5C1e
0 ETH0.0013988211.74467326
Claim Token158896322022-11-03 12:55:47799 days ago1667480147IN
0xf288D8a7...fF89B5C1e
0 ETH0.0025705916.88891352
Claim Token158388212022-10-27 10:28:47806 days ago1666866527IN
0xf288D8a7...fF89B5C1e
0 ETH0.0014465714.67118285
Claim Token158387992022-10-27 10:24:23806 days ago1666866263IN
0xf288D8a7...fF89B5C1e
0 ETH0.0018714218.97994599
Claim Token157641572022-10-17 0:08:59816 days ago1665965339IN
0xf288D8a7...fF89B5C1e
0 ETH0.001656916.80434612
Claim Token157378682022-10-13 8:01:35820 days ago1665648095IN
0xf288D8a7...fF89B5C1e
0 ETH0.0011881413.00996925
Claim Token157119642022-10-09 17:15:23824 days ago1665335723IN
0xf288D8a7...fF89B5C1e
0 ETH0.0023726820
Claim Token156985342022-10-07 20:16:47826 days ago1665173807IN
0xf288D8a7...fF89B5C1e
0 ETH0.000810428.22027238
Claim Token156544052022-10-01 16:08:59832 days ago1664640539IN
0xf288D8a7...fF89B5C1e
0 ETH0.0017351317.59776485
Claim Token156307502022-09-28 8:49:59835 days ago1664354999IN
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0 ETH0.0018209214.9800008
Claim Token156204782022-09-26 22:20:23837 days ago1664230823IN
0xf288D8a7...fF89B5C1e
0 ETH0.0013714313.91074473
Claim Token155742682022-09-20 11:02:35843 days ago1663671755IN
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0 ETH0.000919547.95334811
Claim Token155678392022-09-19 13:24:23844 days ago1663593863IN
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0 ETH0.000982349.96532925
Claim Token155636992022-09-18 23:28:23844 days ago1663543703IN
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0 ETH0.000687215.77988449
Claim Token155484492022-09-16 20:07:35847 days ago1663358855IN
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0 ETH0.0017076214.76969335
Claim Token155356882022-09-14 23:36:30848 days ago1663198590IN
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0 ETH0.001876318.55428716
Claim Token155315872022-09-14 7:04:21849 days ago1663139061IN
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0 ETH0.0017512412.64273691
Claim Token155301652022-09-14 1:14:05849 days ago1663118045IN
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0 ETH0.000802058.13637542
Claim Token155285432022-09-13 18:47:00850 days ago1663094820IN
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0 ETH0.0013836214.03275448
Claim Token155283622022-09-13 18:06:51850 days ago1663092411IN
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0 ETH0.0024170924.51414532
Claim Token155275012022-09-13 14:45:55850 days ago1663080355IN
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0 ETH0.0023877224.21625119
Claim Token155262512022-09-13 9:54:23850 days ago1663062863IN
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0 ETH0.000931749.45090058
Claim Token155100062022-09-10 17:19:21853 days ago1662830361IN
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0 ETH0.0011698211.86575557
Claim Token154945732022-09-08 4:44:03855 days ago1662612243IN
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0 ETH0.0003303211.30405472
Claim Token154945732022-09-08 4:44:03855 days ago1662612243IN
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0 ETH0.0011145711.30405472
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Contract Source Code Verified (Exact Match)

Contract Name:
CBOXAgent

Compiler Version
v0.8.11+commit.d7f03943

Optimization Enabled:
Yes with 200 runs

Other Settings:
byzantium EvmVersion
File 1 of 6 : CBOXAgent.sol
// SPDX-License-Identifier: MIT

//  CBOX Agent for getting items from given vault
//
//                 ..        .           .    ..
//  @@@@&        &@@@@@@@@@@@@@@@(        @@@@@.
//  @@@@&   .@@@@@@@@@@@@@@@@@@@@@@@@@.   @@@@@.
//  @@@@& @@@@@@@@               @@@@@@@@ @@@@@.
//  @@@@@@@@@@..                    ,@@@@@@@@@@.
//  @@@@@@@@                          .@@@@@@@@.
//  @@@@@@.                             %@@@@@@.
//  @@@@@.                               %@@@@@.
//  @@@@@                                 @@@@@.
// .@@@@&              C-BOX              @@@@@
//  @@@@@            A G E N T            @@@@@.
//  /@@@@,                              .&@@@@..
//   @@@@@/                             @@@@@(
//    %@@@@@..                        .@@@@@.
//     .@@@@@@,.                    #@@@@@@
//       .@@@@@@@@...         . ,@@@@@@@@
//         . @@@@@@@@@@@@@@@@@@@@@@@@&
//               .@@@@@@@@@@@@@@@..
//
//
// @creator:     ConiunIO
// @security:    [email protected]
// @author:      Batuhan KATIRCI (@batuhan_katirci)
// @website:     https://coniun.io/

pragma solidity ^0.8.11;

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

import "@openzeppelin/contracts/utils/cryptography/ECDSA.sol";

error InvalidSignature(string message);
error ExpiredSignature(string message);
error ReceiverMismatch(string message);
error TransferError(string message);
error PermissionError(string message);
error DuplicateEntryError(string message);

contract CBOXAgent is Ownable, Pausable {
  event CBOXClaimed(
    uint256 indexed cboxWeek,
    address indexed owner,
    uint256 indexed passId,
    address contractAddress,
    uint256 tokenId
  );

  using ECDSA for bytes32;

  address private _signerAddress;
  address private _coniunContractAddress;

  // weekIndex -> (passId -> claimed)
  mapping(uint256 => mapping(uint256 => bool)) private _cboxClaims;

  constructor(address signerAddress, address coniunContractAddress) {
    _signerAddress = signerAddress;
    _coniunContractAddress = coniunContractAddress;
  }

  function setSignerAddress(address signerAddress) public onlyOwner {
    _signerAddress = signerAddress;
  }

  function claimToken(
    address vaultAddress,
    address contractAddress,
    uint256 tokenId,
    uint256 passId,
    uint256 cboxWeek,
    bytes memory signature
  ) public whenNotPaused {
    // Disallow contract calls
    if (msg.sender != tx.origin) {
      revert PermissionError("Contract calls is not allowed");
    }

    // Check if cbox already claimed in given week index
    if (_cboxClaims[cboxWeek][passId] == true) {
      revert DuplicateEntryError("This C-BOX is already claimed");
    }

    // Verify signature agaisnt backend signer address
    if (
      verifySignature(
        vaultAddress,
        msg.sender,
        contractAddress,
        tokenId,
        passId,
        cboxWeek,
        signature
      ) != true
    ) {
      revert InvalidSignature("Signature verification failed");
    }

    _cboxClaims[cboxWeek][passId] = true;

    // initiate proxies
    ERC721Proxy proxy = ERC721Proxy(contractAddress);
    ERC721Proxy coniunProxy = ERC721Proxy(_coniunContractAddress);

    // check if msg.sender still owns that eligible cbox
    if (coniunProxy.ownerOf(passId) != msg.sender) {
      revert ReceiverMismatch("C-BOX owner mismatch");
    }

    // call safeTransferFrom to transfer tokenId to msg.sender
    proxy.safeTransferFrom(vaultAddress, msg.sender, tokenId);
    emit CBOXClaimed(cboxWeek, msg.sender, passId, contractAddress, tokenId);
  }

  // management functions

  function pause() public onlyOwner whenNotPaused {
    _pause();
  }

  function unpause() public onlyOwner whenPaused {
    _unpause();
  }

  // internal functions
  function getMessageHash(
    address _vaultAddress,
    address _receiverAddress,
    address _contractAddress,
    uint256 _tokenId,
    uint256 _passId,
    uint256 _cboxWeek
  ) internal pure returns (bytes32) {
    return
      keccak256(
        abi.encodePacked(
          _vaultAddress,
          _receiverAddress,
          _contractAddress,
          _tokenId,
          _passId,
          _cboxWeek
        )
      );
  }

  function getEthSignedMessageHash(bytes32 _messageHash)
    private
    pure
    returns (bytes32)
  {
    return
      keccak256(
        abi.encodePacked("\x19Ethereum Signed Message:\n32", _messageHash)
      );
  }

  function verifySignature(
    address _vaultAddress,
    address _receiverAddress,
    address _contractAddress,
    uint256 _tokenId,
    uint256 _passId,
    uint256 _cboxWeek,
    bytes memory signature
  ) private view returns (bool) {
    bytes32 messageHash = getMessageHash(
      _vaultAddress,
      _receiverAddress,
      _contractAddress,
      _tokenId,
      _passId,
      _cboxWeek
    );
    if (_receiverAddress != msg.sender) {
      revert ReceiverMismatch("This signature is not for you");
    }
    bytes32 ethSignedMessageHash = getEthSignedMessageHash(messageHash);
    return recoverSigner(ethSignedMessageHash, signature) == _signerAddress;
  }

  function recoverSigner(bytes32 _ethSignedMessageHash, bytes memory _signature)
    private
    pure
    returns (address)
  {
    (bytes32 r, bytes32 s, uint8 v) = splitSignature(_signature);

    return ecrecover(_ethSignedMessageHash, v, r, s);
  }

  function splitSignature(bytes memory sig)
    private
    pure
    returns (
      bytes32 r,
      bytes32 s,
      uint8 v
    )
  {
    if (sig.length != 65) {
      revert InvalidSignature("Signature length is not 65 bytes");
    }
    assembly {
      r := mload(add(sig, 32))
      s := mload(add(sig, 64))
      v := byte(0, mload(add(sig, 96)))
    }
  }
}

// for calling erc721 contracts
abstract contract ERC721Proxy {
  function safeTransferFrom(
    address from,
    address to,
    uint256 tokenId
  ) public virtual;

  function ownerOf(uint256 tokenId) public view virtual returns (address);
}

File 2 of 6 : ECDSA.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts (last updated v4.5.0) (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
    }

    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");
        } else if (error == RecoverError.InvalidSignatureV) {
            revert("ECDSA: invalid signature 'v' 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) {
        // Check the signature length
        // - case 65: r,s,v signature (standard)
        // - case 64: r,vs signature (cf https://eips.ethereum.org/EIPS/eip-2098) _Available since v4.1._
        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.
            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 if (signature.length == 64) {
            bytes32 r;
            bytes32 vs;
            // ecrecover takes the signature parameters, and the only way to get them
            // currently is to use assembly.
            assembly {
                r := mload(add(signature, 0x20))
                vs := mload(add(signature, 0x40))
            }
            return tryRecover(hash, r, vs);
        } 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 (v != 27 && v != 28) {
            return (address(0), RecoverError.InvalidSignatureV);
        }

        // 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));
    }
}

File 3 of 6 : Strings.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (utils/Strings.sol)

pragma solidity ^0.8.0;

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

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

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

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

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

File 4 of 6 : 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 5 of 6 : Pausable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (security/Pausable.sol)

pragma solidity ^0.8.0;

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

/**
 * @dev Contract module which allows children to implement an emergency stop
 * mechanism that can be triggered by an authorized account.
 *
 * This module is used through inheritance. It will make available the
 * modifiers `whenNotPaused` and `whenPaused`, which can be applied to
 * the functions of your contract. Note that they will not be pausable by
 * simply including this module, only once the modifiers are put in place.
 */
abstract contract Pausable is Context {
    /**
     * @dev Emitted when the pause is triggered by `account`.
     */
    event Paused(address account);

    /**
     * @dev Emitted when the pause is lifted by `account`.
     */
    event Unpaused(address account);

    bool private _paused;

    /**
     * @dev Initializes the contract in unpaused state.
     */
    constructor() {
        _paused = false;
    }

    /**
     * @dev Returns true if the contract is paused, and false otherwise.
     */
    function paused() public view virtual returns (bool) {
        return _paused;
    }

    /**
     * @dev Modifier to make a function callable only when the contract is not paused.
     *
     * Requirements:
     *
     * - The contract must not be paused.
     */
    modifier whenNotPaused() {
        require(!paused(), "Pausable: paused");
        _;
    }

    /**
     * @dev Modifier to make a function callable only when the contract is paused.
     *
     * Requirements:
     *
     * - The contract must be paused.
     */
    modifier whenPaused() {
        require(paused(), "Pausable: not paused");
        _;
    }

    /**
     * @dev Triggers stopped state.
     *
     * Requirements:
     *
     * - The contract must not be paused.
     */
    function _pause() internal virtual whenNotPaused {
        _paused = true;
        emit Paused(_msgSender());
    }

    /**
     * @dev Returns to normal state.
     *
     * Requirements:
     *
     * - The contract must be paused.
     */
    function _unpause() internal virtual whenPaused {
        _paused = false;
        emit Unpaused(_msgSender());
    }
}

File 6 of 6 : Ownable.sol
// SPDX-License-Identifier: MIT
// OpenZeppelin Contracts v4.4.1 (access/Ownable.sol)

pragma solidity ^0.8.0;

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

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

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

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

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

    /**
     * @dev Throws if called by any account other than the owner.
     */
    modifier onlyOwner() {
        require(owner() == _msgSender(), "Ownable: caller is not the owner");
        _;
    }

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

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

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

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

Contract Security Audit

Contract ABI

[{"inputs":[{"internalType":"address","name":"signerAddress","type":"address"},{"internalType":"address","name":"coniunContractAddress","type":"address"}],"stateMutability":"nonpayable","type":"constructor"},{"inputs":[{"internalType":"string","name":"message","type":"string"}],"name":"DuplicateEntryError","type":"error"},{"inputs":[{"internalType":"string","name":"message","type":"string"}],"name":"InvalidSignature","type":"error"},{"inputs":[{"internalType":"string","name":"message","type":"string"}],"name":"PermissionError","type":"error"},{"inputs":[{"internalType":"string","name":"message","type":"string"}],"name":"ReceiverMismatch","type":"error"},{"anonymous":false,"inputs":[{"indexed":true,"internalType":"uint256","name":"cboxWeek","type":"uint256"},{"indexed":true,"internalType":"address","name":"owner","type":"address"},{"indexed":true,"internalType":"uint256","name":"passId","type":"uint256"},{"indexed":false,"internalType":"address","name":"contractAddress","type":"address"},{"indexed":false,"internalType":"uint256","name":"tokenId","type":"uint256"}],"name":"CBOXClaimed","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":"account","type":"address"}],"name":"Paused","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"internalType":"address","name":"account","type":"address"}],"name":"Unpaused","type":"event"},{"inputs":[{"internalType":"address","name":"vaultAddress","type":"address"},{"internalType":"address","name":"contractAddress","type":"address"},{"internalType":"uint256","name":"tokenId","type":"uint256"},{"internalType":"uint256","name":"passId","type":"uint256"},{"internalType":"uint256","name":"cboxWeek","type":"uint256"},{"internalType":"bytes","name":"signature","type":"bytes"}],"name":"claimToken","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"owner","outputs":[{"internalType":"address","name":"","type":"address"}],"stateMutability":"view","type":"function"},{"inputs":[],"name":"pause","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"paused","outputs":[{"internalType":"bool","name":"","type":"bool"}],"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":[{"internalType":"address","name":"newOwner","type":"address"}],"name":"transferOwnership","outputs":[],"stateMutability":"nonpayable","type":"function"},{"inputs":[],"name":"unpause","outputs":[],"stateMutability":"nonpayable","type":"function"}]

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Deployed Bytecode

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

00000000000000000000000086a872197044fcd9a9185e1e5fef6e2cb8f5eaca00000000000000000000000003ef30e1aee25abd320ad961b8cd31aa1a011c97

-----Decoded View---------------
Arg [0] : signerAddress (address): 0x86A872197044fcd9a9185e1e5FEF6E2cB8f5EaCa
Arg [1] : coniunContractAddress (address): 0x03ef30e1aee25aBd320AD961B8CD31Aa1a011c97

-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 00000000000000000000000086a872197044fcd9a9185e1e5fef6e2cb8f5eaca
Arg [1] : 00000000000000000000000003ef30e1aee25abd320ad961b8cd31aa1a011c97


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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.