{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How to prove that the sent data packet has been included in the source blockchain's application state?","a":"Get the block header of the source blockchain: First, you need to get the block header of the block containing the data packet. The block header contains information such as the hash value of the previous block, the hash value of the current block, and the timestamp."}]}],"pr":"8ae6d80fe3a181112f9c7a3de4e3f8b3bdd99211b9bab1f05862638240f7a1b0"}