Block top - The block quantity and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction quantity to the from address (Remember this starts off at 0 so a nonce of a hundred would really be the 101st transaction submitted by this account) https://bookmarkspiral.com/story20618791/details-fiction-and-explorer-blockchain-ethereum-https-md-darmstadt-ccc-de-znwtrv3frkwon6rj4y8pua