Block top - The block selection and length of the blockchain (in blocks) on creation of the current block Nonce - The transaction amount with the from address (Remember this starts off at 0 so a nonce of 100 would really be the a hundred and first transaction submitted by https://crossbookmark.com/story20454027/not-known-factual-statements-about-blockchain-explorer-tool-https-www-bitsdujour-com-profiles-iptrcw