{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How are blocks verified and added to the chain in a blockchain?","a":"Block validation: Nodes in the blockchain network verify the validity of the transaction information in the new block,  as well as whether the data within the block conforms to the predefined rules. Additionally, nodes verify whether the hash value of the new block is correct to ensure the correct link order between blocks."}]}],"pr":"98c5a036e08d1be0e854bb2f4ac17b2e92a5b38ba968d49d4c3de15de5beaa1c"}