Look around the room you are in right now. Find one item worth more than 500 euros. Your laptop. Your camera. Your bicycle. Your guitar.
Now ask yourself: if that item was stolen tonight and turned up at a police station two weeks later, could you prove in 30 seconds that it belongs to you?
Not eventually, after digging through email archives and asking your bank for a statement. Right now. Immediately.
Most people cannot do it. Not because they are disorganized, but because ownership proof has always been a paper-and-memory system in a world that moves too fast for paper and memory to keep up.
A serial number helps. Police can run it. But you have to know the serial number, and most people do not have it memorized or written down anywhere accessible.
The interesting thing about this problem is that the technology to solve it has existed for years. Phones have cameras. Cloud storage is cheap. QR codes are everywhere. The missing piece was not technical. It was a simple habit: spend 60 seconds registering an item when you buy it, the same way you would fill out a warranty card.
A shareable digital passport changes the dynamic completely. You send a link. Whoever needs to verify ownership can see the item photo, the receipt, the serial number, and the purchase date. No digging, no waiting, no hoping your email search works.
The 30-second test is a useful habit to run once a year. Walk through your home. For anything that would genuinely hurt to lose, ask if you could prove it is yours right now. If the answer is no, fix that today. It takes less time than you think.