Block top - The block number and length from the blockchain (in blocks) on creation of the current block Nonce - The transaction variety for that from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://pr7bookmark.com/story21055659/everything-about-blockchain-explorer-https-hedge-fachschaft-informatik-uni-kl-de-nnpg48bpspmldanhox94bq