{"p":"can-20","op":"mint","tick":"can","amt":"1","rows":[{"df":"qa","content":[{"q":"PHANTOM 协议如何确保协议的安全性？","a":"PHANTOM 协议通过在区块DAG上解决一个优化问题来区分诚实节点正确挖掘的区块和违规节点创建的区块，从而确保协议的安全性。"}]}],"pr":"3725ed84ac7f0b2b34444822f696f8a9737de33608a9771499de633bb7d20522"}