library _opcat_labs_scrypt_ts_opcat_4_0_0__rs__StateUtils {
  static function checkInputState(int t_inputIndex, bytes stateHash, bytes t_spentDataHashes) : bool {
    require(t_spentDataHashes[t_inputIndex * 32 : (t_inputIndex + 1) * 32] == stateHash);
    return true;
  }
}