diff --git a/git_helper.py b/git_helper.py
index cb5b5b43..085fa824 100644
--- a/git_helper.py
+++ b/git_helper.py
@@ -206,7 +206,7 @@ def checkout_custom_node_hash(git_custom_node_infos):
         repo_name_to_url[repo_name] = url
 
     for path in os.listdir(working_directory):
-        if '@' in path or path.endswith("ComfyUI-Manager"):
+        if path.endswith("ComfyUI-Manager"):
             continue
 
         fullpath = os.path.join(working_directory, path)
@@ -447,6 +447,25 @@ def is_git_repo(path: str) -> bool:
         return False
 
 
+def get_commit_hash(fullpath):
+    git_head = os.path.join(fullpath, '.git', 'HEAD')
+    if os.path.exists(git_head):
+        with open(git_head) as f:
+            line = f.readline()
+
+            if line.startswith("ref: "):
+                ref = os.path.join(fullpath, '.git', line[5:].strip())
+                if os.path.exists(ref):
+                    with open(ref) as f2:
+                        return f2.readline().strip()
+                else:
+                    return "unknown"
+            else:
+                return line
+
+    return "unknown"
+
+
 setup_environment()
 
 
diff --git a/glob/manager_core.py b/glob/manager_core.py
index 1abe276f..99410e2c 100644
--- a/glob/manager_core.py
+++ b/glob/manager_core.py
@@ -105,13 +105,13 @@ def check_invalid_nodes():
             if subdir in ['.disabled', '__pycache__']:
                 continue
 
-            if '@' in subdir:
-                spec = subdir.split('@')
-                if spec[1] in ['unknown', 'nightly']:
-                    continue
 
-                if not os.path.exists(os.path.join(root, subdir, '.tracking')):
-                    invalid_nodes[spec[0]] = os.path.join(root, subdir)
+            package = unified_manager.installed_node_packages.get(subdir)
+            if not package:
+                continue
+
+            if not package.isValid():
+                invalid_nodes[subdir] = package.fullpath
 
     node_paths = folder_paths.get_folder_paths("custom_nodes")
     for x in node_paths:
@@ -309,25 +309,6 @@ class ManagedResult:
         return self
 
 
-def get_commit_hash(fullpath):
-    git_head = os.path.join(fullpath, '.git', 'HEAD')
-    if os.path.exists(git_head):
-        with open(git_head) as f:
-            line = f.readline()
-
-            if line.startswith("ref: "):
-                ref = os.path.join(fullpath, '.git', line[5:].strip())
-                if os.path.exists(ref):
-                    with open(ref) as f2:
-                        return f2.readline().strip()
-                else:
-                    return "unknown"
-            else:
-                return line
-
-    return "unknown"
-
-
 class UnifiedManager:
     def __init__(self):
         self.installed_node_packages: dict[str, InstalledNodePackage] = {}
@@ -470,7 +451,7 @@ class UnifiedManager:
         self.installed_node_packages[node_package.id] = node_package
 
         if node_package.is_disabled and node_package.is_unknown:
-            # TODO: figure out where url is used.
+            # NOTE: unknown package does not have a url.
             self.unknown_inactive_nodes[node_package.id] = ('', node_package.fullpath)
 
         if node_package.is_disabled and node_package.is_nightly:
@@ -480,7 +461,7 @@ class UnifiedManager:
             self.active_nodes[node_package.id] = node_package.version, node_package.fullpath
 
         if node_package.is_enabled and node_package.is_unknown:
-            # TODO: figure out where url is used.
+            # NOTE: unknown package does not have a url.
             self.unknown_active_nodes[node_package.id] = ('', node_package.fullpath)
 
         if node_package.is_from_cnr and node_package.is_disabled:
diff --git a/glob/manager_server.py b/glob/manager_server.py
index cf359e1d..5250d0e5 100644
--- a/glob/manager_server.py
+++ b/glob/manager_server.py
@@ -544,37 +544,12 @@ def populate_markdown(x):
 
 @routes.get("/customnode/installed")
 async def installed_list(request):
-    result = {}
-    for x in folder_paths.get_folder_paths('custom_nodes'):
-        for module_name in os.listdir(x):
-            if (
-                module_name.endswith('.disabled') or
-                module_name == '__pycache__' or
-                module_name.endswith('.py') or
-                module_name.endswith('.example') or
-                module_name.endswith('.pyc')
-            ):
-                continue
+    unified_manager = core.unified_manager
 
-            spec = module_name.split('@')
-
-            if len(spec) == 2:
-                node_package_name = spec[0]
-                ver = spec[1].replace('_', '.')
-
-                if ver == 'nightly':
-                    ver = None
-            else:
-                node_package_name = module_name
-                ver = None
-
-            # extract commit hash
-            if ver is None:
-                ver = core.get_commit_hash(os.path.join(x, node_package_name))
-
-            result[node_package_name] = ver
-
-    return web.json_response(result, content_type='application/json')
+    return web.json_response({
+        node_id: package.version if package.is_from_cnr else package.get_commit_hash()
+        for node_id, package in unified_manager.installed_node_packages.items()
+    }, content_type='application/json')
 
 
 @routes.get("/customnode/getlist")
diff --git a/glob/node_package.py b/glob/node_package.py
index 583631f4..9de8d37a 100644
--- a/glob/node_package.py
+++ b/glob/node_package.py
@@ -5,7 +5,7 @@ import os
 
 import toml
 
-from git_helper import is_git_repo
+from git_helper import is_git_repo, get_commit_hash
 
 
 @dataclass
@@ -37,6 +37,15 @@ class InstalledNodePackage:
     def is_disabled(self) -> bool:
         return self.disabled
 
+    def get_commit_hash(self) -> str:
+        return get_commit_hash(self.fullpath)
+
+    def isValid(self) -> bool:
+        if self.is_from_cnr:
+            return os.path.exists(os.path.join(self.fullpath, '.tracking'))
+
+        return True
+
     @staticmethod
     def from_fullpath(fullpath: str) -> InstalledNodePackage:
         parent_folder_name = os.path.split(fullpath)[-2]