Block height - The block amount and size on the blockchain (in blocks) on generation of the present block Nonce - The transaction selection for the from address (bear in mind this starts at 0 so a nonce of 100 would really be the a hundred and first transaction submitted https://bookmarkpath.com/story20422701/5-essential-elements-for-blockchain-explorer-ethereum-https-www-webwiki-co-uk-cryptoexplorerhub-com