Block peak - The block variety and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction selection for that from address (Remember this starts off at 0 so a nonce of a hundred would basically be the one hundred and first transaction submitted https://nybookmark.com/story22136687/detailed-notes-on-blockchain-explorer-unconfirmed-transaction-https-www-instapaper-com-p-16864836