Block height - The block quantity and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction quantity with the from address (Keep in mind this starts at 0 so a nonce of one hundred would actually be the 101st transaction submitted by this https://socialioapp.com/story5074651/detailed-notes-on-blockchain-explorer-unconfirmed-transaction-https-intensedebate-com-people-hawkwhorl3