Block peak - The block amount and size on the blockchain (in blocks) on development of the present block Nonce - The transaction selection with the from address (bear in mind this starts at 0 so a nonce of 100 would actually be the 101st transaction submitted by this account) https://bookmarkbells.com/story20756396/blockchain-explorer-usdt-trc20-fundamentals-explained-https-www-bitsdujour-com-profiles-iptrcw