Block top - The block selection and duration of your blockchain (in blocks) on creation of the current block Nonce - The transaction amount to the from address (bear in mind this starts off at 0 so a nonce of one hundred would actually be the 101st transaction submitted by https://bookmarkusers.com/story20335389/the-definitive-guide-to-explorer-blockchain-ethereum-https-setiathome-berkeley-edu-show-user-php-userid-13199150