External demand
§10-§66 — provider O/D → externalEndsCode → boundary regions → gateways → realization
Loading corrections
External demand reconstruction
§40/§41 — the chain, and where it stops
Provider O/DexternalEndsCode✕ official mapping unavailableBoundary RegionsGateway AssignmentP_EXT
P_EXT does not exist. BOUNDARY_AWARE_REALIZATION = NOT_BUILT.
External-ends semantics
§5-§8 (34T) — official mapping, support request, inference kept apart
Loading semantics
Provider O/D — collapsed vs code-stratified
§10-§18 — what the sum over externalEndsCode hid
Loading provider rows
Boundary regions and passenger gateways
§19-§29 — geometry and topology only
Loading boundary
Provider volume evidence
§4-§9/§30-§40 — semantics separated from access; badges on every flow field
Loading volume
P0 vs P_GW_UPPER — UPPER-BOUND DIAGNOSTIC, NOT A CANDIDATE
§42 (35UI) — shown for mechanism sensitivity only; P_GW_SELECTION = NONE
Loading realization