Block top - The block quantity and length on the blockchain (in blocks) on generation of the present block Nonce - The transaction number with the from address (Keep in mind this commences at 0 so a nonce of 100 would essentially be the one hundred and first transaction submitted https://gatherbookmarks.com/story21080657/everything-about-blockchain-explorer-https-urlscan-io-result-0199164a-7dbe-7737-944c-199699cc315c