{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology improve the traceability of digital copyright protection?","a":"Distributed ledger technology: Blockchain technology uses a distributed ledger, distributing copyright information, authorization records, transaction history, and other data across multiple nodes in the network. This distributed data storage method enables each node to possess  complete information, thereby enhancing the transparency and traceability of digital copyright protection."}]}],"pr":"d64d27ded9286fb1170e3f44f261139f36dc48b0d5482c9524a3fdefbacd8336"}