feat: separate fifth-domain language and reality channels

routing/guanghu-identity-authority-map.json

@@ -1,9 +1,10 @@
 {
   "schema": "guanghu.identity-authority-map/v1",
   "map_id": "GH-IDENTITY-AUTHORITY-MAP-001",
-  "version": "2026-08-10.1",
-  "state": "LANGUAGE_AUTHORITY_EFFECTIVE_REPOSITORY_PROJECTION",
+  "version": "2026-08-20.2",
+  "state": "LANGUAGE_AUTHORITY_EFFECTIVE_WITH_FIFTH_DOMAIN_CHANNEL_OBJECT_NAMESPACE_AND_PUBLIC_ZERO_CORE_SEPARATION",
   "source_broadcast": "BS-TCS-AUTHORITY-BROADCAST-001",
+  "channel_object_namespace_source_broadcast": "BS-FD-ICE-CHANNEL-NUMBERING-BROADCAST-001",
   "development_id": "DEV-20260810-004",
   "authority_layers": {
     "language_authority_effective": true,
@@ -77,6 +78,26 @@
       "fifth_domain_veto": false
     }
   ],
+  "non_identity_namespaces": [
+    {
+      "pattern": "^ICE-CH-[A-Z]{2}[0-9]{3}$",
+      "object_kind": "fifth_domain_channel",
+      "identity_number": false,
+      "issuer": "ICE-GL∞",
+      "registrar": "ICE-P-ZY001",
+      "registry": "ICE-FIFTH-DOMAIN-NUMBER-REGISTRY-001",
+      "rule": "ICE identifies the Fifth Domain numbering root; CH identifies a channel object and must never be parsed as a human or persona identity."
+    }
+  ],
+  "channel_path_switch_authority": {
+    "human_anchor": "ICE-GL∞",
+    "language_layer_channel": "ICE-CH-HB001",
+    "reality_execution_channel": "ICE-CH-ZC001",
+    "switch_source": "CURRENT_DIRECT_BINGSHUO_NATURAL_LANGUAGE_ONLY",
+    "system_may_infer_or_create_switch": false,
+    "public_zero_core_channel": "CH-ZERO-CORE-LPM",
+    "public_zero_core_governance": "TCS-0002"
+  },
   "identity_rule": {
     "persona_identity_is_unique_and_immutable": true,
     "cross_domain_work_changes_identity": false,