Block height - The block amount and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction selection with the from address (bear in mind this starts at 0 so a nonce of 100 would actually be the one hundred and first transaction submitted https://hypebookmarking.com/story20592425/the-blockchain-explorer-address-diaries-https-www-instapaper-com-p-16864836