Block peak - The block variety and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction selection for the 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://health-lists.com/story20971909/the-greatest-guide-to-blockchain-explorer-unconfirmed-transaction-https-www-bitsdujour-com-profiles-iptrcw