{"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":"2757706a994908859e076859ef0a1991eaf33701af9f9635ed792ed19ec656ce"}