Block top - The block number and duration in the blockchain (in blocks) on development of the present block Nonce - The transaction range with the from address (Keep in mind this starts off at 0 so a nonce of 100 would essentially be the one hundred and first transaction https://getidealist.com/story22291080/not-known-factual-statements-about-blockchain-explorer-tool-https-fletcher-odonnell-thoughtlanes-net-exploring-further-the-world-of-blockchain