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 one hundred would in fact be the a hundred and first transaction https://wavesocialmedia.com/story6484301/the-smart-trick-of-explorer-blockchain-ethereum-that-nobody-is-discussing-https-rentry-co-4vomqtzo