Every collection of APIs should have a unique identifier. This unique API identifier, or AID, serves as a human and machine-readable reference for organizing and managing various APIs. Similar to a barcode, a unique identifier helps track APIs, whether you are discovering them or putting them to use.
APIs.json Specification AID Info
Message: There is an aid.
Example
"aid: apis-io"
Policies
Unique Identifiers for APIs.json Contracts
Providing unique identifiers for API contracts, as well as the APIs that are indexed as part of a contract, providing a key reference.