We all make fun of it, but for critical applications like aviation, this is why there is a paper trail for everything. Someone certified that as being titanium, and it probably only took minutes to find out whom.

So the only question is what consequences that supplier faces

Edit: I see it was traced to a Chinese supplier who forfeited the paper trail and it was noticed in the first place because it didn’t meet requirements. Seems like an open-shut case, but maybe this will put some teeth in the trade war some people seem intent on starting