That's effectively how picking a pin-tumbler lock (most locks that use a key) works too. Put some torque on the tumbler, then push on each pin to find the one w

That's effectively how picking a pin-tumbler lock (most locks that use a key) works too. Put some torque on the tumbler, then push on each pin to find the one with the most resistance. Push that one up until it takes a set. Repeat until the lock opens.