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 100 would actually be the 101st transaction submitted by this account) Contract https://bookmarkstime.com/story21205646/what-does-eth-blockchain-explorer-mean-https-md-darmstadt-ccc-de-znwtrv3frkwon6rj4y8pua