Block top - The block selection and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction range with the from address (Remember this starts at 0 so a nonce of 100 would really be the a hundred and first transaction submitted by this https://bookmarkinglive.com/story21563220/blockchain-explorer-fundamentals-explained-https-escatter11-fullerton-edu-nfs-show-user-php-userid-9253086