How? They’re the police! They just use the bro-net to verify.
ring ring, ring ring
‘Hey Bill, it’s Jerry here … Yeah, Martha’s fine thanks. How’re the kids? … Good. Say, listen. We got a PoliceOne request here from some guy named Joe Smith, says his number is Q123456. Can you do an ‘informal’ search on your department’s HR system to confirm this guy exists? … He does? … Oh, you know him? Is he a good sort, or one of those guys? … Good sort? Excellent. I’ll send him an approval email now. Cheers Bill … you have a good day too.’
Your tax dollars at work.