User blog comment:Master Sima Yi/Assassinews 19-03-'14 – Two Assassin's Creeds for 2014?: Unity and Comet/@comment-4999424-20140612174409/@comment-5019018-20140612174824

No, he did not. He said that Arno wasn't the particular ancestor mentioned in the document in AC4. He could still be one of Desmond's ancestors, though that may be wishful thinking on my part.