Block top - The block selection and length of the blockchain (in blocks) on creation of the current block Nonce - The transaction amount with the from address (Remember this starts off at 0 so a nonce of a hundred would basically be the one hundred and first transaction submitted https://bookmarkingfeed.com/story20127501/what-does-blockchain-explorer-usdt-mean-https-telegra-ph-blockchain-trackers-the-key-to-grasping-copyright-transactions-09-04