Deletion of Punchscan

Comment: WP:NOTTEMP applies.  This generated significant, independent, and reliable coverage as demonstrated by the references already in the article. Google Scholar also generates multiple results: https://scholar.google.com/scholar?hl=en&as_sdt=0%2C7&q=Punchscan+chaum&btnG=. While, like many university research projects, it has not generated a commercial product, it was a notable research effort that received substantial coverage.  Easily passes  and  also applies in terms of the dead links
Stance: keep
Cited policy: Wikipedia:Notability (WP:GNG||WP:NOTCLEANUP)