The fact that you find these thoughts uncomfortable suggests pure O.

If you were attracted to children you would not need to test yourself, you would know, the same way people just know if they are attracted to men or women.
That's the hallmark sign of pure O is testing one self, and being afraid that the thoughts are true.

It's a bit like how you can stand on the edge of a cliff and you get that strange urge to jump! It's actually rather common.

So no you're not a pedo, you just have an anxiety disorder.
Are you getting any therapy?