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 (bear in mind this starts at 0 so a nonce of 100 would actually be the 101st transaction submitted by this account) https://explorebookmarks.com/story20130605/helping-the-others-realize-the-advantages-of-blockchain-explorer-one-https-postheaven-net-stickscreen2-from-bytes-to-insights-a-journey-with-copyright-adventurers