Block top - The block number and length in the blockchain (in blocks) on development 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 101st transaction submitted by this account) https://push2bookmark.com/story20854411/not-known-factual-statements-about-blockchain-explorer-tool-https-gaiaathome-eu-gaiaathome-show-user-php-userid-1577569