Block peak - The block range and duration of your blockchain (in blocks) on generation of the present block Nonce - The transaction number for your 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://nimmansocial.com/story10249738/blockchain-explorer-fundamentals-explained-https-vuf-minagricultura-gov-co-lists-informacin-20servicios-20web-dispform-aspx-id-11784754