From Pathfinder #215: To Blot Out the Sun, which isn't enabled.

Blood-Draining Lock

HAZARD 8

Stealth +18 (expert)

Description A spring-loaded blade hidden in the door's handle stabs anyone attempting to turn it, dealing unholy wounds that bleed profusely. Disabling or breaking the trap does not disable or break the lock.

Disable DC 31 Thievery (expert) on the spring mechanism

AC 24; Fort +19, Ref +13

Hardness 15, HP 64 (BT 32); Immunities critical hits, precision

Spring (attack)

A creature tries to unlock or Pick the Lock

Effect A hidden blade stabs the triggering creature, making a blade Strike. Then, the trap summons 2 bulbous blood oozes, which attack living creatures.

Melee Blade +23, Damage 2d10+11 piercing plus 2d6 bleed

Pathfinder #215: To Blot Out the SunORC