diff --git a/package.json b/package.json
index 6385ffa..a10daf1 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
   "license": "MIT",
   "dependencies": {
     "@design.estate/dees-element": "^2.2.4",
-    "@signature.digital/catalog": "^1.6.0",
+    "@signature.digital/catalog": "^1.6.1",
     "@signature.digital/interfaces": "file:../interfaces",
     "@signature.digital/tools": "file:../tools"
   },
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index f56a9a1..d8b7714 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -12,8 +12,8 @@ importers:
         specifier: ^2.2.4
         version: 2.2.4
       '@signature.digital/catalog':
-        specifier: ^1.6.0
-        version: 1.6.0(@tiptap/pm@2.27.2)
+        specifier: ^1.6.1
+        version: 1.6.1(@tiptap/pm@2.27.2)
       '@signature.digital/interfaces':
         specifier: file:../interfaces
         version: file:../interfaces
@@ -1035,8 +1035,8 @@ packages:
   '@sec-ant/readable-stream@0.4.1':
     resolution: {integrity: sha512-831qok9r2t8AlxLko40y2ebgSDhenenCatLVeW/uBtnHPyhHOvG0C7TvfgecV+wHzIm5KUICgzmVpWS+IMEAeg==}
 
-  '@signature.digital/catalog@1.6.0':
-    resolution: {integrity: sha512-VS940UUIwms4YRP3djJfdxyeBfJDqlBKemp1xHVlfYG3awGhYV2bRKaHMw5wrBQ8m+zvlEmnG5IakQuRwPE/vg==}
+  '@signature.digital/catalog@1.6.1':
+    resolution: {integrity: sha512-WER9SO5gYsnYCpcz5+2gP+8ayZMrbQ76oK1hbuO935Yef2Fv6rtyY63W5bB27uhptly4BAD1A3RHGrh3BZMtjg==}
 
   '@signature.digital/interfaces@1.2.0':
     resolution: {integrity: sha512-Aym4CYEJ5TDXshNI/kiBPPjDIkQ+TRXeu5u1d0aVC7aShwHmLj38mWLXHqFnAnQSvpXDRje4vAZML9NTU9Q7sg==}
@@ -4512,7 +4512,7 @@ snapshots:
 
   '@sec-ant/readable-stream@0.4.1': {}
 
-  '@signature.digital/catalog@1.6.0(@tiptap/pm@2.27.2)':
+  '@signature.digital/catalog@1.6.1(@tiptap/pm@2.27.2)':
     dependencies:
       '@design.estate/dees-catalog': 3.81.0(@tiptap/pm@2.27.2)
       '@design.estate/dees-domtools': 2.5.6
diff --git a/ts_web/index.ts b/ts_web/index.ts
index add88bd..340f03c 100644
--- a/ts_web/index.ts
+++ b/ts_web/index.ts
@@ -24,12 +24,18 @@ const appDocuments: TDocumentRow[] = [
 
 const isWorkspaceView = (view: string): view is TWorkspaceView => workspaceViews.includes(view as TWorkspaceView);
 
-const viewFromLocation = (): TWorkspaceView => {
-  const view = globalThis.location.hash.replace(/^#/, '');
-  return isWorkspaceView(view) ? view : 'inbox';
+const routeFromLocation = (): { view: TWorkspaceView; documentId: string } => {
+  const [view = '', documentId = ''] = globalThis.location.hash.replace(/^#/, '').split(':');
+  return { view: isWorkspaceView(view) ? view : 'inbox', documentId };
 };
 
-let currentView = viewFromLocation();
+const hashForRoute = (view: TWorkspaceView, documentId = ''): string => {
+  return documentId && (view === 'sign' || view === 'audit') ? `#${view}:${documentId}` : `#${view}`;
+};
+
+let currentRoute = routeFromLocation();
+let currentView = currentRoute.view;
+let activeDocumentId = currentRoute.documentId;
 let appRoot: HTMLElement | null = null;
 let routeChangeFrame: number | null = null;
 
@@ -44,19 +50,25 @@ const handleViewChange = (event: Event) => {
   const view = (event as CustomEvent<{ view?: TWorkspaceView }>).detail?.view;
   if (!view || !isWorkspaceView(view)) return;
   currentView = view;
-  const nextHash = `#${view}`;
+  const nextHash = hashForRoute(view, activeDocumentId);
   if (globalThis.location.hash !== nextHash) {
-    globalThis.location.hash = view;
+    globalThis.location.hash = nextHash.slice(1);
   }
 };
 
+const handleDocumentOpen = (event: Event) => {
+  const document = (event as CustomEvent<{ document?: TDocumentRow }>).detail?.document;
+  if (!document) return;
+  activeDocumentId = document.id;
+};
+
 const handleWorkspaceViewRequest = (event: Event) => {
   const view = (event as CustomEvent<{ view?: TWorkspaceView }>).detail?.view;
   if (!view || !isWorkspaceView(view)) return;
   currentView = view;
-  const nextHash = `#${view}`;
+  const nextHash = hashForRoute(view, activeDocumentId);
   if (globalThis.location.hash !== nextHash) {
-    globalThis.location.hash = view;
+    globalThis.location.hash = nextHash.slice(1);
   } else {
     renderApp();
   }
@@ -68,7 +80,9 @@ const handleRouteChange = () => {
   }
   routeChangeFrame = globalThis.requestAnimationFrame(() => {
     routeChangeFrame = null;
-    currentView = viewFromLocation();
+    currentRoute = routeFromLocation();
+    currentView = currentRoute.view;
+    activeDocumentId = currentRoute.documentId;
     renderApp();
   });
 };
@@ -96,7 +110,7 @@ const renderApp = () => {
           height: 100vh;
         }
       </style>
-      <sdig-workspace accent="#3b82f6" density="comfortable" theme="dark" initialView=${currentView} .initialView=${currentView} view=${currentView} .view=${currentView} .documents=${appDocuments}></sdig-workspace>
+      <sdig-workspace accent="#3b82f6" density="comfortable" theme="dark" initialView=${currentView} .initialView=${currentView} view=${currentView} .view=${currentView} activeDocumentId=${activeDocumentId} .activeDocumentId=${activeDocumentId} .documents=${appDocuments}></sdig-workspace>
     `,
     appRoot!
   );
@@ -105,6 +119,7 @@ const renderApp = () => {
 const run = async () => {
   createAppRoot();
   document.body.addEventListener('view-change', handleViewChange);
+  document.body.addEventListener('document-open', handleDocumentOpen);
   document.body.addEventListener('workspace-view-request', handleWorkspaceViewRequest);
   globalThis.addEventListener('popstate', handleRouteChange);
   globalThis.addEventListener('hashchange', handleRouteChange);