Block top - The block selection and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction variety for that from address (Remember this starts off at 0 so a nonce of a hundred would basically be the one hundred and first transaction submitted https://reallivesocial.com/story5829759/blockchain-explorer-fundamentals-explained-https-numberfields-asu-edu-numberfields-show-user-php-userid-6240092