Block top - The block selection and length from the blockchain (in blocks) on creation 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://pr8bookmarks.com/story20464263/new-step-by-step-map-for-blockchain-explorer-unconfirmed-transaction-https-posteezy-com-past-these-blocks-discovering-realm-copyright-explorers