Block height - The block number and duration with the blockchain (in blocks) on generation of the present block Nonce - The transaction variety to the from address (Keep in mind this starts at 0 so a nonce of 100 would basically be the one hundred and first transaction submitted https://setbookmarks.com/story20384686/not-known-facts-about-blockchain-explorer-unconfirmed-transaction-https-www-instapaper-com-p-16864836