PrototypeOpen Learning Feed is a concept in development. The sample API and validator work, but no school publishes a feed yet, and examples use a fictional school.
Open Learning Feed

schema:identifier

schema.orgProperty

The identifier property represents any kind of identifier for any kind of Thing, such as ISBNs, GTIN codes, UUIDs etc.

Defined by
schema.org, checked against release 30.1. Read it on schema.org
Status at schema.org
core
Used on in a feed
Thing
Expects
PropertyValue, Text, URL
How a feed uses it
IPEDS UnitID and OPEID, as PropertyValue

Example

example
{
  "identifier": {
    "@type": "PropertyValue",
    "propertyID": "IPEDS UnitID",
    "value": "999999"
  }
}

The example feed doesn't use this term, so this snippet shows how it would look.

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