It it is born in Thailand it will be Thai. No problems with non - imm o's for 20 years. You do not say where you are from.I think different Countries ahe different rules for registration of children? In any case make sure bothe parents are on the Birth Certificate.
They are called flash tickets and have been around for years. There are plenty odf real tickeis at cheap prices. If you can't afford to do things the right way why are you even out there?