"Sorry, Herr Kommisar, but I don't carry receipts around with me."
"Your papers are not in order."
Cops have done this for generations here in the US. Some druggy hobo that smells like vomit living under a bridge wearing a Rolex got some extremely hard scrutiny. It's called bare minimum police work.
You have some sort of fetish for having your shit stolen by losers and then having them flaunt it in your face on the street or is it like a game where if you get out the door with the stolen loot you get to keep it?