diff --git a/lib/data/hub.dart b/lib/data/hub.dart
index 15a6e4c..e62399b 100644
--- a/lib/data/hub.dart
+++ b/lib/data/hub.dart
@@ -597,6 +597,7 @@ class HubService {
             docsUrl: e.docsUrl,
             kind: e.kind,
             provider: e.provider,
+            sourceKind: e.sourceKind,
           ),
         )
         .toList();
@@ -1399,6 +1400,12 @@ class StoreItem {
   /// Provider id for federated entries. Empty for native.
   /// E.g. "filesystem" for an `mcp.filesystem.read_file` tool.
   final String provider;
+  /// Transport delivering this entry. Distinct from `kind` —
+  /// `sourceKind` answers "HOW does the hub reach this", not
+  /// "is it installable". Values: "bundle", "mcp", "n8n",
+  /// "temporal", "webhook". Empty falls back to deriving
+  /// from `kind` for pre-0.12 hubs.
+  final String sourceKind;
 
   bool get isFederated => kind == 'federated';
 
@@ -1423,5 +1430,6 @@ class StoreItem {
     required this.docsUrl,
     required this.kind,
     required this.provider,
+    this.sourceKind = '',
   });
 }
diff --git a/lib/pages/store.dart b/lib/pages/store.dart
index 98416c1..210338b 100644
--- a/lib/pages/store.dart
+++ b/lib/pages/store.dart
@@ -641,11 +641,27 @@ class _StorePageState extends State<StorePage> {
 }
 
 /// Maps a store entry to its provenance bucket: 'native' for
-/// non-federated entries, 'mcp' / 'n8n' for federated tools that
-/// flow through one of the bridges. Used by the source filter
-/// chip and the per-card provenance pill so operators can tell
-/// at a glance which entries come from where.
+/// non-federated entries, 'mcp' / 'n8n' / 'temporal' for federated
+/// tools that flow through one of the bridges. Used by the
+/// source filter chip and the per-card provenance pill so
+/// operators can tell at a glance which entries come from where.
+///
+/// Prefers the wire-level `sourceKind` field (0.12+); falls back
+/// to the legacy name-prefix heuristic for pre-0.12 hubs that
+/// don't populate it.
 String _sourceForItem(StoreItem i) {
+  if (i.sourceKind.isNotEmpty) {
+    switch (i.sourceKind) {
+      case 'bundle':
+        return 'native';
+      case 'mcp':
+      case 'n8n':
+      case 'temporal':
+        return i.sourceKind;
+      default:
+        return 'federated';
+    }
+  }
   if (!i.isFederated) return 'native';
   if (i.name.startsWith('mcp.')) return 'mcp';
   if (i.name.startsWith('n8n.')) return 'n8n';