institution-id-type Type of Institution Identifier

Type of or name for an institution identifier, such as an ISNI or a RIN (Ringgold).
OPTIONAL on element: <institution-id>
Value Meaning
Text, numbers, or special characters Type of the institution identifier, such as ISNI, Ringgold, or DOI.
Restriction @institution-id-type is an optional attribute; there is no default.
Tagged Sample

Naming a Ringgold identifier for an institution

...
<aff id="aff1">
 <institution-wrap>
  <institution-id institution-id-type="Ringgold">1812</institution-id>
  <institution content-type="university">Harvard University</institution>
 </institution-wrap>
</aff>
...