Block top - The block variety and duration of your blockchain (in blocks) on generation of the current block Nonce - The transaction amount for that from address (Remember this starts off at 0 so a nonce of a hundred would basically be the 101st transaction submitted by this account) https://growthbookmarks.com/story20660359/explorer-blockchain-things-to-know-before-you-buy-https-articlescad-com-the-remarkable-adventurers-in-the-cyber-frontier-grasping-distributed-ledger-instruments-325096-html