Block top - The block selection and duration of the blockchain (in blocks) on development of the current block Nonce - The transaction variety with the from address (Remember this starts off at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this account) https://linkedbookmarker.com/story6290136/top-guidelines-of-eth-blockchain-explorer-https-coveruncle7-werite-net-blockchain-explorers-the-key-to-comprehending-copyright-transactions