{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology achieve the proof and protection of digital content copyright?","a":"Decentralized Storage: Blockchain technology adopts a decentralized network architecture, with data stored on multiple nodes, avoiding the security  risks of a single centralized server and ensuring the secure and stable storage of copyright information."}]}],"pr":"418cb144939094075a72d16e23804b84fd8107028762715bf0bcb9ac84c7423e"}