Block height - The block quantity 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 begins at 0 so a nonce of 100 would truly be the a hundred and first transaction submitted https://naturalbookmarks.com/story20358163/what-does-eth-blockchain-explorer-mean-https-fletcher-odonnell-thoughtlanes-net-exploring-further-the-world-of-blockchain