Block top - The block number and length in the blockchain (in blocks) on development 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 truly be the a hundred and first transaction submitted https://brightbookmarks.com/story20874860/5-essential-elements-for-blockchain-explorer-ethereum-https-urlscan-io-result-0199164a-7dbe-7737-944c-199699cc315c