{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What global tracking parameters does the reward pool contain in a blockchain?","a":"Difficulty coefficient: The difficulty of the mathematical problems that miners need to solve in  a blockchain network. The difficulty coefficient is adjusted according to the total computing power of the network to maintain a block generation rate of approximately one block every 10 minutes."}]}],"pr":"dfdde134ecf628b858ec9e4f6b2f906a6c911b8a3f22ff3fcd561a6dce5d1bb8"}