@furgar
Looks fake

Snopes provides the source for an archive with an announcement from the University, mentioning the new implementation of these id cards.

They weren't implemented till 1996, his id says 81

Article also says the id number belongs to another student

https://web.archive.org/web/20120623104959/https://www.columbia.edu/cu/record/archives/vol21/vol21_iss15/record2115.14.html

https://www.snopes.com/fact-check/obama-student-id/