Document deterministic entity identity resolution

docs/internal/dnd.md

@@ -127,14 +127,17 @@ combine results from distinct scenes, so it intentionally does not apply that
 rule. Configuration owns the exact validator key and chain position.
 
 Normalizers are deterministic for spells, combat turns, item occurrences, NPC
-occurrences, scene descriptions, enemy events, and location occurrences. They canonicalize display
-values and evidence, use source-document order for stable output, and issue
-bounded warnings for changes or collapsed duplicates. The NPC and location
-normalizers are intentional exceptions: each first produces a deterministic
-candidate set, then may use a bounded structured-LLM proposal to reconcile
-identity groups. Invalid or unusable proposals retain the deterministic result
-and surface retry or fallback diagnostics; the model does not directly replace
-durable records.
+occurrences, scene descriptions, enemy events, and location occurrences. They
+canonicalize display values and evidence, use source-document order for stable
+output, and issue bounded warnings for changes or collapsed duplicates. NPC,
+item, and location registry normalizers are intentional exceptions: each first
+produces a deterministic candidate set, then may use a bounded structured-LLM
+proposal to reconcile identity groups. The proposal selects supplied
+descriptors—names with their candidate source references—not durable IDs.
+Request-local candidate keys may support resolution internally, but are never
+included in model input or output. Colliding descriptors are ineligible, and
+invalid or unusable proposals retain the deterministic result with retry or
+fallback diagnostics; the model does not directly replace durable records.
 
 ## Generated References And Grounding
 
@@ -144,11 +147,19 @@ producer provenance; consumers resolve the handed-off artifact into an
 immutable, validated projection for each operation. External files are checked
 during preparation, while generated artifacts are resolved at the handoff.
 
-NPC, location, and item registries project ordered, source-free `{id, name}`
-pairs to their respective occurrence extractors and normalizers. Exact ID/name
-matching preserves every identity the registry recognizes, including same-name
-locations with distinct source anchors. The NPC registry additionally supplies
-names-only actor grounding to spells, combat turns, and enemy events.
+NPC and item registry consumers receive names-only grounding. Location
+consumers receive a contextual selector containing the canonical name and the
+registry references needed to distinguish same-name places. The calling module
+resolves those supplied selections locally and maps them into the unchanged
+durable ID/name pair; an unknown or ambiguous selection rejects the complete
+occurrence result rather than accepting a partial mapping. The NPC registry
+additionally supplies names-only actor grounding to spells, combat turns, and
+enemy events.
+
+Registry references establish a registry identity and may disambiguate a
+selection, but never become occurrence evidence. Each occurrence keeps its own
+current-transcript source references, even when it was grounded through the
+same registry record.
 Scene descriptions are eligibility-only projections: they retain current-chunk
 classification data, not scene prose or evidence, and exist to route combat
 extraction. Enemy-event extraction also projects combat turns to `actor` and
@@ -170,7 +181,7 @@ checkpoint fingerprint.
 | Spells | May use a spell-catalog overlay and optional NPC grounding; the catalog validator supplies domain-specific semantic checks. |
 | NPC registry | Establishes transcript-grounded NPC identities, including factual third-party mentions, without assigning occurrence categories. It does not consume an NPC registry, and its normalizer is the LLM-assisted reconciliation exception described above. |
 | Combat turns | Requires a scene-description artifact. It calls the LLM only for an exact `combat` classification; exact non-combat classifications return an accepted empty result, while missing or mismatched classifications return an empty result with a bounded warning. Optional NPC grounding never becomes evidence. |
-| Item occurrences | Requires the normalized item registry for exact ID/name grounding at extraction and normalization. Campaign context may disambiguate, but the registry never becomes occurrence evidence. |
+| Item occurrences | Requires the normalized item registry for exact deterministic grounding at extraction and normalization. Campaign context may disambiguate, but the registry never becomes occurrence evidence. |
 | Item registry | Produces source-grounded item types and unique designations. Its LLM-assisted reconciliation is proposal-only, preserves distinct currency denominations and item types, and does not create per-instance identities. |
 | NPC occurrences | Requires the normalized NPC registry at extraction and normalization, using it for canonical actor grounding only. It separately emits cited current-transcript occurrence facts, including `mentioned`, rather than deriving them from registry provenance. |
 | Scene descriptions | Produces the classifications consumed by combat routing; it does not consume an NPC registry or provide evidence for combat artifacts. |

docs/internal/llm.md

@@ -24,6 +24,9 @@ adapter does not own source evidence, artifact conversion, normalization, or
 durable schemas. Those responsibilities remain with the module and its
 [integration contract](../integrations/).
 
+The calling module also resolves contextual entity selections and attaches any
+application identity; PromptKit and this adapter do not own entity identity.
+
 `PromptKitClient` validates the request target and prompt identity, maps each
 named material to a PromptKit inline artifact while preserving its origin URI,
 passes the supplied request session through to PromptKit's direct per-run