This is the URN namespace registry of Greek Academic Network - GUnet.
The assinged OID for GUnet is 1.3.6.1.4.1.36215 [1][2]
schGrAcPersonalLinkageID
URN
urn:mace:gunet.gr:schgrac:personalLinkageID
DESCRIPTION
The unique identifiers of a person per source authoritative
system in URN form.
They are used in order to facilitate the linkage of user's account
in the institutional directory (LDAP) with the corresponding
user records in the source authoritative systems such as the
institutional Human Resource Management System or the Students
Information System.
<country-code>, the country code (and thus federation) according to ISO 3166.
<domain>, the primary domain name (see RFC 1035) of the home organization.
<iNSS>, a Namespace Specific String, case insensitive, in the form specified in RFC 8141.
For this attribute, iNSS consists of
<the category of the authoritative system>,
<the sequence number of the authoritative system>,
<the name of the identifier>
<the value of the identifier>
The category and the sequence of the source authoritative system
are meaningful only inside the locally defined identity management
processes and are used to identify the adapter from which the specific
record comes from.
<country-code>, the country code (and thus federation) according to ISO 3166.
<domain>, the primary domain name (see RFC 1035) of the home organisation.
<iNSS>, a Namespace Specific String, case insensitive, in the form specified in RFC 8141.
For this attribute, iNSS consists of
<the value of the enrollmentterm>,
<the value of the attendanceType>,
<the value of the OrgUnitID>
OrgUnitID, is a unique identifier across the institution which may point to
a department or division of the organizational chart or to an educational
program if these are not mentioned in the organizational chart, but
the context requires to make such a distinction.
Indicates the inscriptionTerm, the inscriptionYear, the OrgUnitID in which a student is enrolled
and the inscriptionMethodId, according to SIS BI Modeling.