Block top - The block number and length in the blockchain (in blocks) on creation of the present block Nonce - The transaction selection for the from address (bear in mind this starts at 0 so a nonce of a hundred would basically be the 101st transaction submitted by this https://bookmarkstime.com/story20872286/helping-the-others-realize-the-advantages-of-blockchain-explorer-one-https-escatter11-fullerton-edu-nfs-show-user-php-userid-9253086