{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology ensure the security of intellectual property?","a":"Adopting the timestamp technology in blockchain, a unique time identification is created for intellectual property. Time stamps  can prove the existence of intellectual property at a specific point in time, which is helpful for rights confirmation and protection."}]}],"pr":"108cd91ac065e26da3c56f813143a1447c4797ee7b28d16f70c6d6a2457d125e"}