Block top - The block number and length in the blockchain (in blocks) on development of the present block Nonce - The transaction amount for that from address (Remember this starts off at 0 so a nonce of 100 would really be the a hundred and first transaction submitted by https://crossbookmark.com/story20471240/detailed-notes-on-blockchain-explorer-unconfirmed-transaction-https-500px-com-p-barrkijrooney