Bearfoil
That interesting manufacturing photograph (thanks Machaca) of the tail cone section does show that the longitudinal strength is continuous through to frame 76, i.e. to just before the aft door(s).
The following graphic taken from the BEA Interim Report No.2 confirms the location of the 1a, 1b clevis joints.
I named the antennas [green] and "Arm 36 g" [blue] for good measure.
mm43