It's a very subjective form of "evidence" Lying is way too easy in a place like this and facebook isn't admissible evidence.
Also, just because you qualify for a suggested award doesn't make it a good idea.
No way to prove it. We had a guy a while back claim he was in the marines. Said he was getting deployed and we found it he wasn't even in the military. We aren't going to have members take pictures of documents and post them on a public website for a tiny picture underneath your signature