Block peak - The block amount and duration with the blockchain (in blocks) on generation of the present block Nonce - The transaction number for the from address (bear in mind this starts at 0 so a nonce of 100 would in fact be the a hundred and first transaction https://bookmarkpath.com/story20411427/detailed-notes-on-blockchain-explorer-unconfirmed-transaction-https-www-instapaper-com-p-16864836