Block top - The block selection and duration from the blockchain (in blocks) on creation of the current block Nonce - The transaction variety for that 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://bookmarkusers.com/story20418091/the-ultimate-guide-to-eth-blockchain-explorer-https-www-demilked-com-author-brokerwhorl5