As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LOST CABIN PRESSURE DURING CLIMB THROUGH APPROXIMATELY FL365. DECLARED AN EMERGENCY AND MADE A RAPID DESCENT TO FL100. PASSENGER OXYGEN MASKS DEPLOYED. RETURNED TO DEPARTURE POINT AND LANDED WITHOUT INCIDENT. MAINTENANCE PERFORMED BITE CHECK OF CABIN PRESSURE CONTROL SYSTEM. BITE CHECK OK. PERFORMED OPERATIONAL CHECK OF CABIN PRESSURE SYSTEM DURING MAINTENANCE CHECK FLIGHT. ALL SYSTEM CHECKED OK.