Well, an update to the imdb entry would be a credible source. The same goes for a news snippet from a publication (online or otherwise) that provides verifiable and certified news on the adult industry.
Claiming that someone is dead when s/he is not and also claiming that someone is NOT dead when s/he actually IS dead are actions that disgust me. By the way, on Ahmo Hight's official Yahoo! fan club, there is a reply from Ahmo (it's message #166 -...
Incidentally, the IP of the person posting all the "oh, say what you will, Angela is dead" on Wikipedia is A while ago, he had been posting some smart-guy comments about Angela's surgically-enhanced breasts etc.