This is how it works in Germany. Lots of their water bottles are made of glass, and end up with textured/worn rings along the bottle; The rings are from where it goes through the recycling machines to get prepped for the next use. The rings mean the bottle has been reused a lot, and has gone through the machines enough to get slightly worn.
This is the answer. It’s freely accessible, and duplicated across servers all over the world so it’s difficult for copyright claims to take down.