schematics for a plasma rifle, aka schematics for a plasma rifle, schematics, plasma, and rifle

Near-incomprehensible metal-imprinted schematics that document the creation of a phased plasma weapon.

It tells you how to make a plasma rifle with the following components:
1 - fire control circuitry
1 - firing activation system
1 - heat dissipation assembly
1 - heat-resistant metal
1 - magnetic containment system
1 - plasma pre-charge system

Making this would take serious expertise in craft, good familiarity with rifles, and serious expertise in science.
It weighs about 100 grams. It is a gun schematic. You're pretty sure it's worth about $1 on the open market.