{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology ensure data tamper-proof?","a":"Chain structure: Blockchain adopts a chain structure, where each block contains information about transactions and data, and each block is connected to the previous one through a hash  pointer. This structure makes it impossible to tamper with the data in the blockchain, as any tampering would require simultaneous modification of connected blocks and rejection by subsequent blocks."}]}],"pr":"c83f762aeb6e8b965647d898fe021fb116a088bf589b0dc0d4208641a5467ae1"}