Block top - The block number and length from the blockchain (in blocks) on generation of the present block Nonce - The transaction number for the from address (bear in mind this starts at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted https://minibookmarks.com/story20802007/helping-the-others-realize-the-advantages-of-blockchain-explorer-one-https-urlscan-io-result-0199164a-7dbe-7737-944c-199699cc315c