Block height - The block amount and size on the blockchain (in blocks) on development of the present block Nonce - The transaction selection with the from address (Remember this starts off at 0 so a nonce of a hundred would actually be the one hundred and first transaction submitted https://tbookmark.com/story20379664/details-fiction-and-explorer-blockchain-ethereum-https-intensedebate-com-people-hawkwhorl3