To take a can and convert it into a pinhole camera is something that many photographers have done and will keep doing for the next millennium.
A positive black&white paper is the sensitive support recording the light and image, following the ancient camera obscura principles. The negative resulting is the either scanned and inverted into a positive image, or simply reprinted with another black and white paper.
Distortions and a plethora of defects enrich the resulting pictures, as only such an analogue technique can obtain.
I can too: