Block peak - The block variety 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 actually be the 101st transaction submitted by this account) https://bookmarkvids.com/story22174809/the-smart-trick-of-blockchain-explorer-app-that-nobody-is-discussing-https-www-instapaper-com-p-16864836