{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology prevent data tampering in the consensus process?","a":"Cryptographic technology:  Blockchain uses cryptographic techniques to ensure the security of the data. Each transaction uses digital signatures to verify its origin and authenticity, which are generated using a pair of public and private keys, ensuring that only the holder of the private key can sign the transaction."}]}],"pr":"41d16e9fddecf3092dff40775397a72ed1e912944733631b706f4eee3b7f7358"}