Block top - The block number and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction amount with the from address (Remember this starts at 0 so a nonce of one hundred would in fact be the a hundred and first transaction submitted https://bookmarkusers.com/story20179880/the-definitive-guide-to-explorer-blockchain-ethereum-https-gaiaathome-eu-gaiaathome-show-user-php-userid-1577569