{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can we ensure the integrity of data in a blockchain?","a":"Decentralized architecture: Blockchain adopts a decentralized network topology, where data storage and verification are distributed across multiple  nodes, avoiding a single centralized control point and thereby improving the security and reliability of the data."}]}],"pr":"c095654acf1476d7521891ed64c7dc60625b3196bf2af45dd8a8c3fe6a1e2d52"}