external-beliefs-defensively-contained
OUT derived (depth 3)
External beliefs pass through two independent safety layers: defensive ingestion pipelines (fail-soft validation, Jaccard guards, dual import/sync reconciliation modes) filter and validate beliefs on entry, while the self-contained agent subsystem (namespace isolation, relay-pair kill-switches, reversible lifecycle management) constrains their operational footprint after ingestion.
Summary
When knowledge comes in from outside sources, the system protects itself in two stages: first by validating and filtering that knowledge before accepting it, and then by keeping it sandboxed with kill-switches so it can be shut down if something goes wrong. This layered defense means no external input can silently corrupt the system or spread unchecked — there are independent safeguards both at the door and inside the house.
Justifications
SL — Ingestion defense guards the entry boundary; containment guards the operational boundary — defense in depth for external beliefs
Antecedents (all must be IN):
- external-belief-ingestion-is-defensively-layered — External beliefs enter the system through defensively-layered pipelines regardless of source: LLM derivation applies fail-soft validation, Jaccard retraction guards, and environment isolation, while agent import provides dual reconciliation modes with heterogeneous truth state handling — both converge on the same underlying mutation infrastructure.
- agent-subsystem-is-self-contained — The agent subsystem provides complete lifecycle management: import handles mixed truth states and topological cycles, namespace/relay pairs provide isolation and kill-switches, and all defeat operations are reversible for agent reactivation.
Dependents
These beliefs depend on this one:
- external-beliefs-are-defended-and-lifecycle-managed — External beliefs are managed end-to-end across a complete trust boundary: defensively contained at ingestion through layered validation pipelines and namespace isolation, then actively lifecycle-managed through dual reconciliation modes, staleness detection against source material, and CI gating — no phase of external belief existence lacks oversight.
- external-inputs-face-defense-in-depth — External beliefs face defense in depth across two independent containment layers: input-level containment (defensive validation pipelines, agent namespace isolation) prevents bad data from entering, while system-level containment (architectural layer boundaries, lifecycle-aware checking and propagation) prevents bad data from persisting or spreading.
- external-surface-is-fully-controlled — The system's external surface is fully controlled along independent axes: bidirectional bounds constrain output size (token budgets) and input quality (staleness detection), while defensive containment layers (validation pipelines, namespace isolation) prevent external beliefs from violating internal invariants.
- revision-safety-spans-internal-and-external — The revision system is universally safe across both belief provenance boundaries: internally-originated beliefs are covered by comprehensive edge-case handling and lifecycle awareness with no blind spots, while externally-originated beliefs are defensively contained through layered ingestion pipelines — the same revision guarantees apply regardless of whether a belief was created locally, derived by LLM, or imported from another agent.
- trust-boundary-is-architecturally-enforced — The system's trust boundary is architecturally enforced through complementary internal and external mechanisms: internal self-containment (zero external dependencies, clean three-layer boundaries) eliminates supply-chain and cross-layer attack surfaces, while defensive external containment (layered validation pipelines, namespace isolation, agent kill-switches) prevents untrusted input from corrupting internal state