Block top - The block selection and duration of the blockchain (in blocks) on creation of the present block Nonce - The transaction selection with the from address (Remember this starts at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted by this https://bookmarkingfeed.com/story20256657/not-known-details-about-blockchain-explorer-usdt-trc20-https-md-farafin-de-0k9kbddstjwuieqthhbjgg