{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does the transaction confirmation mechanism in blockchain ensure trustworthiness and security?","a":"Decentralization: Blockchain adopts a decentralized network architecture, where data storage and transmission no longer rely on a single central node, but are distributed across  multiple nodes throughout the network. This decentralized feature effectively avoids the risks of central nodes being attacked or data being tampered with, and improves the system's resistance to attacks."}]}],"pr":"92f5868368b24bd236136a8dff56568b29c2d0a1089327a4b50b749d28a75bcf"}