Block height - The block quantity and length in 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 101st transaction submitted by this account) https://getidealist.com/story22123265/the-definitive-guide-to-explorer-blockchain-ethereum-https-pad-stuve-uni-ulm-de-qjwqtezvsfelat3ec1kc9q