Block top - The block quantity and size with the blockchain (in blocks) on creation of the current block Nonce - The transaction selection for that from address (bear in mind this starts at 0 so a nonce of 100 would really be the a hundred and first transaction submitted https://bookmarkstown.com/story20920729/helping-the-others-realize-the-advantages-of-blockchain-explorer-one-https-independent-academia-edu-drewandreassen4