Block top - The block number and length on the blockchain (in blocks) on generation of the present block Nonce - The transaction number for your from address (Keep in mind this commences at 0 so a nonce of a hundred would actually be the 101st transaction submitted by this https://infopagex.com/story5632631/not-known-facts-about-blockchain-explorer-unconfirmed-transaction-https-www-pdc-edu-url-https-cryptoexplorerhub-com