title: Android: How to verify if the date time provided by the system is correct?
body: <p>How do we verify if the date/time provided by the Android system to our app is correct?</p>
  
  <p>We cannot use network activity, we have tried doing it using a server, and it's working nicely. But need to check if there is a speedy way we can do some offline checking on the phone's provided date/time?</p>