User blog comment:Aschiffer186/Proto-Lang Challenge/@comment-27316094-20151130174444/@comment-28303871-20151130184555

This challenge hasn't started yet, so you may still enter it, yes. And you may enter with Proto-Skririthic so long as you have not actually yet begun work on it.

The challenge actually begins Dec 7, so don't begin work on it before then.