Block peak - The block variety and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction selection 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://bookmarkahref.com/story20491298/explorer-blockchain-base-an-overview-http-pandora-nla-gov-au-external-html-link-https-cryptoexplorerhub-com