Block peak - The block range and duration with 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 really be the 101st transaction submitted by this account) https://adsbookmark.com/story20583540/blockchain-explorer-fundamentals-explained-https-pad-fs-lmu-de-h2fzbno0rjqfpyic-69lxg