Block peak - The block variety and size on the blockchain (in blocks) on generation 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://ok-social.com/story5897811/blockchain-explorer-search-an-overview-https-www-blurb-com-user-optionname7