Block peak - The block variety and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction selection with the from address (Remember this starts off at 0 so a nonce of a hundred would basically be the 101st transaction submitted by this account) https://bookmarklinx.com/story20652288/the-definitive-guide-to-explorer-blockchain-ethereum-https-diigo-com-010nvri