Block peak - The block variety and size 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://bookmarks-hit.com/story23745569/not-known-factual-statements-about-blockchain-explorer-tool-https-squareblogs-net-heartgarlic3-delving-into-blockchain-explorers