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 really be the 101st transaction submitted by this account) https://cyberbookmarking.com/story20619235/the-ultimate-guide-to-eth-blockchain-explorer-https-telegra-ph-blockchain-trackers-the-key-to-grasping-copyright-transactions-09-04