Here is the aircraft in service with the double lines on the vertical tail visible. The full size photo is at:
http://static1.businessinsider.com/i...4/metrojet.jpg
Reference "if you look at this the green circle shows what I think is the top screwjack panel (the hole is there) and there is no sign of a screwjack". It doesn't appear to be that in the hi-res version.
Another shot of the aft end of Flight 1549 on display at the Carolinas Aviation Museum
Carolinas Aviation Museum - Miracle on the Hudson. Note the similarity between the part at the base of the VS on it and the one in the views of the aft end of the Metrojet.