Block peak - The block amount and size on the blockchain (in blocks) on development of the present block Nonce - The transaction selection for the from address (bear in mind this starts at 0 so a nonce of 100 would actually be the 101st transaction submitted by this account) https://socialaffluent.com/story6371574/5-tips-about-blockchain-explorer-you-can-use-today-https-fletcher-odonnell-thoughtlanes-net-exploring-further-the-world-of-blockchain