Block height - The block amount and size on the blockchain (in blocks) on development of the present block Nonce - The transaction selection for the from address (bear in mind this starts at 0 so a nonce of 100 would really be the one hundred and first transaction submitted https://macrobookmarks.com/story20751098/not-known-factual-statements-about-blockchain-explorer-tool-https-www-instapaper-com-p-16864836