{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"Why is blockchain considered one of the future's core technologies?","a":"Trustworthy data: Blockchain uses encryption algorithms and consensus mechanisms to ensure  the authenticity and integrity of data, making it difficult to tamper with data in blockchain, thereby improving the credibility of data."}]}],"pr":"80c97f0bfaf5d2cf9f6990cfc93f3fb43644adfbe08cb0122883e6987fd41d80"}