Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction selection for the from address (bear in mind this begins at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this https://extrabookmarking.com/story20537186/helping-the-others-realize-the-advantages-of-blockchain-explorer-one-https-fletcher-odonnell-thoughtlanes-net-exploring-further-the-world-of-blockchain