Block top - The block selection and duration of your blockchain (in blocks) on generation of the present block Nonce - The transaction number for that from address (Remember this starts off at 0 so a nonce of a hundred would really be the 101st transaction submitted by this account) https://bookmarksaifi.com/story20895514/the-ultimate-guide-to-eth-blockchain-explorer-https-www-demilked-com-author-brokerwhorl5