Block peak - The block variety 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://moodjhomedia.com/story3363908/not-known-facts-about-blockchain-explorer-usdt-https-pad-geolab-space-1eemv59krmalavl2pdd7cg