{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How can blockchain be applied to the protection of art and cultural heritage?","a":"Copyright protection and traceability: The hash function in blockchain technology can help to uniquely identify art and cultural heritage objects, achieving copyright protection. By embedding the relevant information of art or cultural relics (such as creators,  production time, and ownership) into the blockchain, the origin and ownership of art and cultural heritage can be traced."}]}],"pr":"ecf89ff391a2cdb4c2f40e90e83bed4340f3fa487bf64fc97e823a5ed380c306"}