{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does the evidence module in blockchain handle the double-signing situation?","a":"Fines mechanism: The blockchain punishes nodes that engage in double-sign  behavior through a fines mechanism."}]}],"pr":"5daa01c74f0a063dd4443fa3f4fb0c5af50da1d9ae0456e38a925ac8c67ab0e9"}