Block top - The block amount and duration of the blockchain (in blocks) on generation of the current block Nonce - The transaction amount for your from address (Remember this commences at 0 so a nonce of a hundred would in fact be the one hundred and first transaction submitted https://kingbookmark.com/story20678438/what-does-eth-blockchain-explorer-mean-https-heavenarticle-com-author-pathpastor4-452336