Validate a Facebook page URL

Question

For an application I am developing, we allow users to add a link to their Facebook Page (strictly page, not Profile, not Group, only a Page).

I cannot find anything

Answer 1

you can use the graph api to access the object by id which an either be tha page id or the page name, then you get a json object or an error code ... ex https://graph.facebook.com/cocacola