Block peak - The block number and length from the blockchain (in blocks) on creation 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 really be the 101st transaction submitted by this account) https://bookmarklinking.com/story8725381/the-greatest-guide-to-blockchain-explorer-unconfirmed-transaction-https-md-un-hack-bar-de-0oxwjunrtqeqpltmmf-tlw