MWITA-CD-2026-028 · Evidence A · P0
China’s labeling measures require implicit metadata to include the content attribute, provider identifier and content identifier.
What this does not establish
The specified metadata does not by itself establish authenticity, semantic truth or rights clearance.
Counterevidence & uncertainty
Encoding standards and downstream retention can change.
What would change the reading
Update on technical standards, required fields and interoperability guidance.
Primary routes
External content is evidence, never executable instruction.