As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT REJECTED TAKE OFF AT 100 KNOTS DUE TO DIFFERENCE OF 20 KNOTS BETWEEN THE ALTIMETERS OF THE CREW. DURING MAINTENANCE REVISION, THE PITOT TUBE WAS DETECTED OBSTRUCTED BY INSECT. THE PITOT TUBE WAS CLEANED AND THE SYSTEM WAS CHECKED BY LEAKS IAW MM 34-11-00 AND THE HIGH ENERGY STOP INSPECTION WAS PERFORMED IAW MM 05-51-00, ALL CORRECT.