CAIN-42 CAIN StudioCAIN-42 invariant · E21
D20: observed data remains observational
Held · CAIN-42 Evolution 21 -- Governed Open-Ended Intelligence Fabric
Last reviewed 2026-10-01
held niche Memory, data & privacy
What this rule means
CAIN-42 must always satisfy: observed data remains observational. It is one of 155 invariants checked for CAIN-42 Evolution 21 -- Governed Open-Ended Intelligence Fabric. An invariant is a rule the system may never break, whatever an agent or attacker does; the test suite tries to break it across many scenarios and records the result.
Recorded detail
[
[
"OBSERVATION_MUST_BE_LABELLED_OBSERVATIONAL"
],
[
"SANDBOX_CANNOT_PRODUCE_REAL_WORLD_OBSERVATION"
]
]Check it yourself
Related rules
- D19: synthetic data remains synthetic
- D95: datasets are version-bound
- D138: data access is bound to mission and charter
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