Block top - The block number and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction variety to the from address (Keep in mind this commences at 0 so a nonce of one hundred would essentially be the one hundred and first transaction https://bookmarkbells.com/story20567113/explorer-blockchain-base-an-overview-https-numberfields-asu-edu-numberfields-show-user-php-userid-6240092