Block top - The block selection and duration in the blockchain (in blocks) on generation of the current block Nonce - The transaction variety for the from address (Remember this begins at 0 so a nonce of 100 would really be the one hundred and first transaction submitted by this https://tripsbookmarks.com/story20736681/helping-the-others-realize-the-advantages-of-blockchain-explorer-one-https-www-instapaper-com-p-16864836