Block top - The block selection and length of the blockchain (in blocks) on generation of the present block Nonce - The transaction selection for the from address (Remember this starts off at 0 so a nonce of a hundred would actually be the one hundred and first transaction submitted https://bookmark-master.com/story20402265/blockchain-explorer-usdt-trc20-fundamentals-explained-https-telegra-ph-blockchain-trackers-the-key-to-grasping-copyright-transactions-09-04