...
- http://www.it.cornell.edu/cms/services/netid/leave.cfm
- Services retained by having a sponsored NetID, and services you still lose
If if a sponsored NetID gets reactivated (yearly, say), this is in and of itself insufficient for library resources. A NetID is required so the Library's system can know who you are, but sponsored NetIDs need to be authorized by the library for content.
...
Hopefully the Library is able to bulk-provide access if the PI provides them a list of all the sponsored NetIDs related to the group.