On the timeline page, where does the September of Year 3 date come from for the Asylum being reopened and reinstated?

July 14th of Year 3 would also been when Bruce goes to pick up Dick to move him into the Manor based on the new scene released in Arkham Shadow. A newspaper has a July 14th date on it.

Where does the November of Year 5 date come from for Arkham Origins Multiplayer taking place?