http://es.pn/2aa9DZG I'm not a member of the NBA insider, but from what I gather, it appears the Chinanu was inked to a 3 year guaranteed deal. If this is old news or incorrect, feel free to lock it up.
It was also kind of discussed in his draft thread about a week ago : http://bbs.clutchfans.net/showthread.php?t=275687&highlight=Onuaku&page=13