MANDATORY governance layer: reason code registry, explainability API, decision usage audit trail, consent-aware purpose-based filtering, purpose tagging, signal drift monitoring. Every band must have reason codes. Every usage must be audited. Internal operational signals processed under approved purpose/policy controls; external/sponsor/third-party outputs require appropriate consent, lawful basis, and purpose control. Every read path must be purpose-tagged
| User | 0196f2de-6c9... |
| Partition Key | default |