As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON CLIMB OUT CAPTAINS ALTIMETER JUMPED +2000'' & -2000'', ON MULTIPLE OCCASIONS. PERFORMED FULL RANGE LEAK CHECK OF CAPTAIN & FIRST OFFICERS STATIC SYS IAW AMM 34-11-00. NO LEAKS NOTED, READINGS WITHIN LIMITS. COULD NOT DUPLICATE, NO HISTORY & OK TO CONTINUE.