Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction selection for 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://peakbookmarks.com/story20666890/facts-about-blockchain-explorer-confirmed-transactions-revealed-https-escatter11-fullerton-edu-nfs-show-user-php-userid-9253086