Block top - The block selection and duration of your blockchain (in blocks) on generation of the present block Nonce - The transaction selection with the from address (Remember this commences at 0 so a nonce of one hundred would truly be the 101st transaction submitted by this account) Contract https://socialbuzzfeed.com/story6054915/getting-my-blockchain-explorer-ethereum-to-work-https-independent-academia-edu-drewandreassen4