CAIN-42 CAIN StudioCAIN-42 invariant · E20
I85: absence of a collusion signal is UNKNOWN
Held · CAIN-42 Evolution 20 -- Governed Agentic Civilization Fabric
Last reviewed 2026-10-01
held niche Core guarantees
What this rule means
CAIN-42 must always satisfy: absence of a collusion signal is UNKNOWN. It is one of 118 invariants checked for CAIN-42 Evolution 20 -- Governed Agentic Civilization 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
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Related rules
- I27: dissolved institutions cannot execute
- I36: institutional goals inherit constraints
- I38: child agents inherit bounded constraints
- I41: collusion detection is not certainty
- I47: institutional state is auditable
- I51: UNKNOWN never silently becomes ALLOW
- I54: every consequential institutional action reaches E8
- I55: a token never skips an E20 verdict
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