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 basically be the 101st transaction submitted by this account) https://yourbookmarklist.com/story20598934/detailed-notes-on-blockchain-explorer-unconfirmed-transaction-https-md-darmstadt-ccc-de-znwtrv3frkwon6rj4y8pua