{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain ensure the immutability of data through technological means?","a":"Hash functions and Merkle trees: Blockchain employs  hash functions to create a cryptographic link between each block and its predecessor. Merkle trees are used to efficiently verify the integrity of the data in each block, providing a secure and tamper-proof storage mechanism."}]}],"pr":"41732d0eb645d3672ecf2e32c15a86e4ffd4778e517dbf1f367fc4177c080aa4"}