> ## Documentation Index
> Fetch the complete documentation index at: https://project-brain.rocheaiops.net/llms.txt
> Use this file to discover all available pages before exploring further.

# Glossary

> Canonical vocabulary for cognition, evidence, state, and validation.

| Term                         | Meaning                                                                                                                                  |
| ---------------------------- | ---------------------------------------------------------------------------------------------------------------------------------------- |
| B.R.A.I.N.                   | Boundary-governed Relational Archival & Invalidation Network.                                                                            |
| Canonical                    | Durable source of truth for the relevant responsibility.                                                                                 |
| Derived                      | Rebuildable representation, such as embeddings or caches.                                                                                |
| Provider                     | Replaceable external reasoning/Live/embedding capability.                                                                                |
| Conversation Gateway         | Shared text/voice normalization and durable-event boundary.                                                                              |
| Memory                       | Durable attributable record across sessions.                                                                                             |
| Knowledge                    | Source-backed document information and retrieval context.                                                                                |
| Belief                       | Interpretation with status, authority, confidence, and context.                                                                          |
| Evidence/provenance          | Source and processing trail behind a record.                                                                                             |
| Authority/confidence         | Right to establish a claim / uncertainty of an interpretation.                                                                           |
| Candidate                    | Attributed proposal requiring validation.                                                                                                |
| ACTIVE/SUPERSEDED            | Current accepted record / preserved predecessor.                                                                                         |
| Artifact                     | Retained original or normalized file representation.                                                                                     |
| Embedding/retrieval/citation | Derived vector / result selection / source location returned.                                                                            |
| Lineage                      | Links across source, correction, versions, and history.                                                                                  |
| Idempotency                  | Repeat delivery has one logical effect.                                                                                                  |
| Bounded worker               | Durable job processor with finite retries/concurrency.                                                                                   |
| Clean environment            | Isolated throwaway validation target.                                                                                                    |
| Acceptance baseline          | Recorded revision/evidence accepted for a phase.                                                                                         |
| Codex                        | Primary implementation, verification, and phase-acceptance agent under the project method; the user retains material decision authority. |
| S.P.O.C.K.                   | Deferred optional external engineering/orchestration integration; it does not own B.R.A.I.N. cognition or canonical state.               |