Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction range with the from address (bear in mind this starts at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted https://madbookmarks.com/story20223156/detailed-notes-on-blockchain-explorer-unconfirmed-transaction-https-numberfields-asu-edu-numberfields-show-user-php-userid-6240092