Block top - The block quantity and length in the blockchain (in blocks) on development of the current block Nonce - The transaction range with the from address (Remember this starts off at 0 so a nonce of 100 would basically be the one hundred and first transaction submitted by https://bookmarknap.com/story10753881/everything-about-blockchain-explorer-https-numberfields-asu-edu-numberfields-show-user-php-userid-6240092