As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED A SLOW CABIN PRESSURE LOSS AT FL 310. CABIN ALTITUDE WENT UP TO 14,600 FT IN EMERGENCY DESCENT. MX REPLACED THE CARGO DOOR TRIM SEAL. CABIN OXYGEN GENERATORS REPLACED. OPS CHECKED PRESSURIZATION SYS GOOD. ACFT RELEASED TO SERVICE.