{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can the security and correctness of the newly created address and unspent transaction outputs be ensured in a blockchain when sending a transaction?","a":"Cryptographic principles: The blockchain employs cryptographic principles, such as public keys and private keys, to encrypt and decrypt  newly created addresses. Private keys are used to sign transactions, proving their validity, while public keys are used for verification."}]}],"pr":"35663be1497ad17da4e2dd826c2ce2a28a00449b120ee873dbb3fb7ef6a32c00"}