Not hard to crack obviously, since there only 256 possible combitions. Though you have to get it just right for it to open, so even if you have the combination, you still need to know where to line it up.
And no, the pic is neither the combination nor the location.
I like it. I like how it feels. How it can be part of so many stories. Think of the confusion it would cause if I put it on a locker! How many other stories it could trigger.
It found its way to me. Or I found my way to it. I'm glad our pathes crossed.