Block top - The block selection and duration of 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 actually be the 101st transaction submitted by this account) https://bookmarkchamp.com/story20535698/new-step-by-step-map-for-blockchain-explorer-unconfirmed-transaction-https-www-anibookmark-com-user-shoeraven4-html