{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does the hash algorithm in blockchain ensure data integrity?","a":"In blockchain, multiple blocks are connected to form a chain. Each block contains information about the previous block, such as the hash of the previous block. This creates a tamper-proof  chain of data, as any attempt to modify a block would cause a chain reaction of subsequent blocks being invalidated."}]}],"pr":"51eb4479a3f0c07d075b083d54cb1b67bd1dace78a9ad51401b087b06e233849"}