CLAIM-2026-08-19-11
The A2A extensions documentation's own worked example of a data-only extension is GDPR compliance data carried in an Agent Card; the documented example extensions are Secure Passport, Timestamp, Traceability and Agent Gateway Protocol.
Why it matters
The mechanism was designed with European compliance data explicitly in mind. Nothing has been hung on it for content marking.
Sources
- aaproject2026aa