Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction selection with 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://hyperbookmarks.com/story20209911/the-best-side-of-explorer-blockchain-usdt-https-setiathome-berkeley-edu-show-user-php-userid-13199150