{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How do validation nodes in a blockchain determine if they have become leaders?","a":"Validation nodes regularly check  their own blockchain ledger and compare it to the latest block height published on the network. If the block height in their ledger is the same as the latest one on the network, the node will continue to wait for the production of the next block."}]}],"pr":"216e1dbedae22a483c4310f5334a9830d4fd0cb82e5ce63bb6c39143367ac07e"}