Block top - The block selection and duration of the blockchain (in blocks) on creation of the current block Nonce - The transaction amount for that from address (Keep in mind this commences at 0 so a nonce of one hundred would essentially be the one hundred and first transaction https://ledbookmark.com/story6181865/not-known-facts-about-blockchain-explorer-unconfirmed-transaction-https-cuwip-ucsd-edu-members-georgeuncle0-activity-1839979