As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW OXYGEN SYSTEM-LOW. RECORD PRESSURE PRIOR TO SERVICING. CREW COMMENTS, O2 WAS 1460 AT PUSHBACK AND 1300 AT START OF DESCENT AFTER 5 HOURS. FOUND LEAKAGE AT LOWER FITTING OF BOX. REPLACED BOX, PERFORMED LEAK CHECK AND SERVICE SYSTEM TO FULL.