{"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":"Decentralized storage: Blockchain technology adopts a decentralized network architecture, with data stored on multiple nodes, avoiding the security risks posed by centralized storage. This makes it difficult to tamper with digital copyright information in the blockchain network, ensuring the authenticity and traceability  of copyright data."}]}],"pr":"80178cc011c6fa38f3f53cec43494852b910572dd164b5a6f6f4916b1752d2c0"}