diff --git a/ui/src/components/AttentionInteractionResolver.test.tsx b/ui/src/components/AttentionInteractionResolver.test.tsx
index 96ef9a9dbd9..7c3f3059898 100644
--- a/ui/src/components/AttentionInteractionResolver.test.tsx
+++ b/ui/src/components/AttentionInteractionResolver.test.tsx
@@ -5,7 +5,7 @@ import { createRoot } from "react-dom/client";
 import { QueryClient, QueryClientProvider } from "@tanstack/react-query";
 import { afterEach, expect, it, vi } from "vitest";
 import { issuesApi } from "../api/issues";
-import { pendingRequestConfirmationInteraction } from "../fixtures/issueThreadInteractionFixtures";
+import { pendingRequestConfirmationInteraction, pendingRequestItemVerdictsInteraction } from "../fixtures/issueThreadInteractionFixtures";
 import { ThemeProvider } from "../context/ThemeContext";
 import { TooltipProvider } from "./ui/tooltip";
 import { AttentionInteractionResolver } from "./AttentionInteractionResolver";
@@ -17,7 +17,7 @@ vi.mock("@/lib/router", () => ({
 }));
 
 vi.mock("../api/issues", () => ({
-  issuesApi: { listInteractions: vi.fn(), acceptInteraction: vi.fn() },
+  issuesApi: { listInteractions: vi.fn(), acceptInteraction: vi.fn(), submitInteractionVerdicts: vi.fn() },
 }));
 
 afterEach(() => {
@@ -25,6 +25,28 @@ afterEach(() => {
   vi.clearAllMocks();
 });
 
+it("passes the canonical pending status back after a partial item review", async () => {
+  const interaction = pendingRequestItemVerdictsInteraction;
+  const partial = { ...interaction, status: "pending" as const, result: { version: 1 as const, outcome: "resolved" as const,
+    complete: false, items: [{ id: interaction.payload.items[0]!.id, verdict: "approve" as const, resolvedAt: new Date().toISOString() }] } };
+  vi.mocked(issuesApi.listInteractions).mockResolvedValue([interaction]);
+  vi.mocked(issuesApi.submitInteractionVerdicts).mockResolvedValue(partial);
+  const onResolved = vi.fn();
+  const client = new QueryClient({ defaultOptions: { queries: { retry: false } } });
+  const host = document.createElement("div"); document.body.append(host); const root = createRoot(host);
+  try {
+    await act(async () => root.render(<QueryClientProvider client={client}><TooltipProvider><ThemeProvider>
+      <AttentionInteractionResolver companyId={interaction.companyId} issueId={interaction.issueId} interactionId={interaction.id} onResolved={onResolved} />
+    </ThemeProvider></TooltipProvider></QueryClientProvider>));
+    await act(async () => { await new Promise(resolve => setTimeout(resolve, 0)); });
+    await act(async () => host.querySelector<HTMLButtonElement>('button[data-verdict="approve"]')!.click());
+    const apply = [...host.querySelectorAll("button")].find(button => button.textContent?.startsWith("Apply"));
+    expect(apply).toBeTruthy();
+    await act(async () => apply!.click());
+    expect(onResolved).toHaveBeenCalledWith(partial);
+  } finally { await act(async () => root.unmount()); host.remove(); client.clear(); }
+});
+
 it("refreshes a preparing approval automatically, then stops polling without accepting it", async () => {
   vi.useFakeTimers();
   const interaction = pendingRequestConfirmationInteraction;
diff --git a/ui/src/components/AttentionInteractionResolver.tsx b/ui/src/components/AttentionInteractionResolver.tsx
index f1cd21611a3..90c8d7f11ad 100644
--- a/ui/src/components/AttentionInteractionResolver.tsx
+++ b/ui/src/components/AttentionInteractionResolver.tsx
@@ -28,8 +28,8 @@ interface AttentionInteractionResolverProps {
   userLabelMap?: ReadonlyMap<string, string> | null;
   footerSlot?: ReactNode;
   presentation?: "default" | "coordinator-decision";
-  /** Called after a resolution so the parent can refresh the feed. */
-  onResolved?: () => void;
+  /** Successful updates include partial item reviews; inspect status before settling the whole card. */
+  onResolved?: (interaction?: IssueThreadInteraction) => void;
 }
 
 export function replaceResolvedInteraction(
@@ -90,7 +90,7 @@ export function AttentionInteractionResolver({
     queryClient.invalidateQueries({ queryKey: queryKeys.attention(companyId) });
     queryClient.invalidateQueries({ queryKey: ["issues", "pending-questions"] });
     queryClient.invalidateQueries({ queryKey: ["issues", "decision-receipts"] });
-    onResolved?.();
+    onResolved?.(resolvedInteraction);
   };
 
   const acceptMutation = useMutation({
diff --git a/ui/src/components/IssueThreadInteractionCard.test.tsx b/ui/src/components/IssueThreadInteractionCard.test.tsx
index 47650550be5..a91e4d5e2a7 100644
--- a/ui/src/components/IssueThreadInteractionCard.test.tsx
+++ b/ui/src/components/IssueThreadInteractionCard.test.tsx
@@ -1148,6 +1148,16 @@ describe("IssueThreadInteractionCard", () => {
     );
   });
 
+  it("opens a bound attachment directly without experimental panel routing", () => {
+    const host = renderCard({ interaction: { ...pendingRequestItemVerdictsInteraction,
+      payload: { ...pendingRequestItemVerdictsInteraction.payload, items: [{ id: "file", label: "Reviewed file", target: {
+        type: "issue_attachment", attachmentId: "immutable-file", assetId: "asset", sha256: "hash",
+      } }] },
+    } });
+    const link = host.querySelector('a[href="/api/attachments/immutable-file/content"]');
+    expect(link?.getAttribute("target")).toBe("_blank");
+  });
+
   it("links a bound review item to its exact document without requiring href", () => {
     const host = renderCard({ interaction: { ...pendingRequestItemVerdictsInteraction,
       payload: { ...pendingRequestItemVerdictsInteraction.payload, items: [{ id: "copy", label: "Reviewed copy", target: {
diff --git a/ui/src/components/IssueThreadInteractionCard.tsx b/ui/src/components/IssueThreadInteractionCard.tsx
index 746f08e02c9..cc4997460d3 100644
--- a/ui/src/components/IssueThreadInteractionCard.tsx
+++ b/ui/src/components/IssueThreadInteractionCard.tsx
@@ -3243,7 +3243,7 @@ function VerdictConsequenceChip({ verdict }: { verdict: RequestItemVerdictValue
 function ItemVerdictDeepLink({ item, interaction }: { item: RequestItemVerdictsItem; interaction: RequestItemVerdictsInteraction }) {
   const href = itemVerdictHref(item, interaction);
   if (!href) return null;
-  const isInternal = href.startsWith("/") || href.startsWith("#");
+  const isInternal = !href.startsWith("/api/") && (href.startsWith("/") || href.startsWith("#"));
   const className =
     "inline-flex items-center gap-1 text-xs font-medium text-primary hover:underline focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-1";
   const label = (
diff --git a/ui/src/components/coordinator/CoordinatorNeedsYou.test.tsx b/ui/src/components/coordinator/CoordinatorNeedsYou.test.tsx
index cb43df674b7..b42d85c7030 100644
--- a/ui/src/components/coordinator/CoordinatorNeedsYou.test.tsx
+++ b/ui/src/components/coordinator/CoordinatorNeedsYou.test.tsx
@@ -7,7 +7,7 @@ import type { AttentionItem, DecisionHistoryItem } from "@paperclipai/shared";
 import { CoordinatorNeedsYou } from "./CoordinatorNeedsYou";
 
 (globalThis as { IS_REACT_ACT_ENVIRONMENT?: boolean }).IS_REACT_ACT_ENVIRONMENT = true;
-const fixture = vi.hoisted(() => ({ pending: [] as AttentionItem[], history: [] as DecisionHistoryItem[], historyFail: false, feedFail: false, openPanel: vi.fn(), closePanel: vi.fn(), setPanelVisible: vi.fn(), navigate: vi.fn(), breadcrumbs: vi.fn() }));
+const fixture = vi.hoisted(() => ({ pending: [] as AttentionItem[], history: [] as DecisionHistoryItem[], partial: false, historyFail: false, feedFail: false, openPanel: vi.fn(), closePanel: vi.fn(), setPanelVisible: vi.fn(), navigate: vi.fn(), breadcrumbs: vi.fn() }));
 vi.mock("@/context/CompanyContext", () => ({ useCompany: () => ({ selectedCompanyId: "company" }) }));
 vi.mock("@/context/BreadcrumbContext", () => ({ useBreadcrumbs: () => ({ setBreadcrumbs: fixture.breadcrumbs }) }));
 vi.mock("@/context/PanelContext", () => ({ usePanel: () => ({ openPanel: fixture.openPanel, closePanel: fixture.closePanel, setPanelVisible: fixture.setPanelVisible }) }));
@@ -30,11 +30,12 @@ vi.mock("@/components/StalledReviewActions", () => ({ StalledReviewActions: ({ i
   fixture.pending = fixture.pending.filter((item) => item.subject.id !== issueId);
   onResolved();
 }}>{approveLabel}</button> }));
-vi.mock("@/components/AttentionInteractionResolver", () => ({ AttentionInteractionResolver: ({ issueId, interactionId, footerSlot, onResolved }: { issueId: string; interactionId: string; footerSlot?: ReactNode; onResolved: () => void }) => <>{footerSlot}<button data-issue-id={issueId} onClick={() => {
+vi.mock("@/components/AttentionInteractionResolver", () => ({ AttentionInteractionResolver: ({ issueId, interactionId, footerSlot, onResolved }: { issueId: string; interactionId: string; footerSlot?: ReactNode; onResolved: (interaction: { status: string }) => void }) => <>{footerSlot}<button data-issue-id={issueId} onClick={() => {
+  if (fixture.partial) { onResolved({ status: "pending" }); return; }
   fixture.pending = fixture.pending.filter((item) => item.subject.id !== interactionId);
   fixture.history.push({ id: `issue_thread_interaction:${interactionId}`, sourceKind: "issue_thread_interaction", sourceId: interactionId,
     issueId: `task-${interactionId}`, issueIdentifier: `PAP-${interactionId}`, issueTitle: `Task ${interactionId}`, title: "Decision", label: interactionId === "3" ? "Answers recorded" : "Approved", outcome: interactionId === "3" ? "answered" : "accepted", resolvedAt: new Date().toISOString(), resolvedByUserId: "reviewer", resolvedByAgentId: null, agentId: null, agentName: null, projectId: null, projectName: null, href: `/PAP/issues/PAP-${interactionId}#interaction-${interactionId}`, target: null });
-  onResolved();
+  onResolved({ status: "answered" });
 }}>Resolve {interactionId}</button></> }));
 
 let root: Root;
@@ -42,7 +43,7 @@ let container: HTMLDivElement;
 beforeEach(() => {
   fixture.pending = ["1", "2", "3"].map((id) => ({ id, sourceKind: "issue_thread_interaction", inlineResolvable: true, subject: { id, kind: "interaction", title: `Review ${id}`, metadata: { issueId: `task-${id}` } }, relatedIssue: { id: `task-${id}`, identifier: `PAP-${id}`, title: `Task ${id}`, href: `/PAP/issues/PAP-${id}` }, activityAt: new Date().toISOString() } as unknown as AttentionItem));
   fixture.history = []; vi.clearAllMocks();
-  fixture.historyFail = false; fixture.feedFail = false;
+  fixture.historyFail = false; fixture.feedFail = false; fixture.partial = false;
   container = document.createElement("div"); document.body.appendChild(container); root = createRoot(container);
 });
 afterEach(async () => { await act(async () => root.unmount()); container.remove(); vi.useRealTimers(); vi.restoreAllMocks(); });
@@ -53,6 +54,19 @@ async function click(text: string) {
   await act(async () => button!.click()); await flush();
 }
 describe("Coordinator Needs You", () => {
+  it("keeps a partial review actionable even when history is unavailable", async () => {
+    const client = new QueryClient({ defaultOptions: { queries: { retry: false } } });
+    await act(async () => root.render(<QueryClientProvider client={client}><CoordinatorNeedsYou /></QueryClientProvider>));
+    await flush();
+    fixture.partial = true; fixture.historyFail = true;
+    await click("Resolve 1"); await flush();
+    expect([...container.querySelectorAll("button")].some(button => button.textContent === "Resolve 1")).toBe(true);
+    expect(container.querySelector('[data-motion="gather"]')).toBeNull();
+    fixture.partial = false;
+    await click("Resolve 1"); await flush();
+    expect([...container.querySelectorAll("button")].some(button => button.textContent === "Resolve 1")).toBe(false);
+    client.clear();
+  });
   it.each([false, true])("does not restore a saved decision when history refresh fails (stale feed: %s)", async staleFeed => {
     const client = new QueryClient({ defaultOptions: { queries: { retry: false } } });
     await act(async () => root.render(<QueryClientProvider client={client}><CoordinatorNeedsYou /></QueryClientProvider>));
diff --git a/ui/src/components/coordinator/CoordinatorNeedsYou.tsx b/ui/src/components/coordinator/CoordinatorNeedsYou.tsx
index 35ffe212d31..cf79201e751 100644
--- a/ui/src/components/coordinator/CoordinatorNeedsYou.tsx
+++ b/ui/src/components/coordinator/CoordinatorNeedsYou.tsx
@@ -200,7 +200,10 @@ export function CoordinatorNeedsYou() {
       <CoordinatorTaskMotion eventId={`decision:${selectedCompanyId}:${userId}:${id}`} phase={phase} createdAt={item.activityAt} className="coordinator-decision-motion"
         onSettled={() => setSettling(current => current.filter(entry => `${entry.sourceKind}:${entry.subject.id}` !== id))}>
       {receipt ? <Receipt item={receipt} onOpen={navigate} /> : <article className="coordinator-decision-card space-y-4 rounded-xl border border-border bg-card p-6">
-        {interaction ? <AttentionInteractionResolver footerSlot={taskLink} presentation="coordinator-decision" companyId={selectedCompanyId} issueId={issueId} interactionId={item.subject.id} agentMap={agentMap} currentUserId={userId} onResolved={() => onResolved(item)} />
+        {interaction ? <AttentionInteractionResolver footerSlot={taskLink} presentation="coordinator-decision" companyId={selectedCompanyId} issueId={issueId} interactionId={item.subject.id} agentMap={agentMap} currentUserId={userId} onResolved={resolved => {
+          if (!resolved || resolved.status === "pending") { void feed.refetch(); void recent.refetch(); return; }
+          onResolved(item);
+        }} />
           : decision ? <DecisionResolver companyId={selectedCompanyId} decisionId={item.subject.id} originIssue={item.relatedIssue} agentMap={agentMap} onResolved={() => onResolved(item)} />
           : stalledReview ? <><h2 className="text-lg font-medium">Choose how this task continues</h2><p className="text-sm">This task is still in review with no active reviewer or continuation. Return it to work, request changes, or mark the task done.</p><StalledReviewActions footerSlot={taskLink} issueId={item.subject.id} companyId={selectedCompanyId} reviewPolicy={readIssueReviewPolicyMetadata(item.subject.metadata)} approveLabel="Mark task done" onResolved={() => { void feed.refetch(); void recent.refetch(); }} /></>
           : <><h2 className="text-lg font-medium">{item.subject.title ?? item.whyNow}</h2><p className="text-sm">{attentionDetailLine(item) ?? item.whyNow}</p><Button disabled={!item.subject.href} onClick={() => { if (item.subject.href) navigate(item.subject.href); }}>Open to review<ArrowUpRight className="size-4" /></Button></>}
diff --git a/ui/src/components/task-chat/TaskChatCompactInteractionCard.tsx b/ui/src/components/task-chat/TaskChatCompactInteractionCard.tsx
index 5f2ed841192..a1b63b65801 100644
--- a/ui/src/components/task-chat/TaskChatCompactInteractionCard.tsx
+++ b/ui/src/components/task-chat/TaskChatCompactInteractionCard.tsx
@@ -1,4 +1,5 @@
 import { itemVerdictHref } from "@/lib/item-verdict-links";
+import { Link } from "@/lib/router";
 import {
   useEffect,
   useMemo,
@@ -1773,9 +1774,13 @@ function ItemVerdictsCard({
             </p>
           ) : null}
         </div>
-        {itemHref ? (
+        {itemHref && !itemHref.startsWith("/api/") && (itemHref.startsWith("/") || itemHref.startsWith("#")) ? (
+          <Link to={itemHref} disableIssueQuicklook className="text-xs font-medium text-primary hover:underline">Open</Link>
+        ) : itemHref ? (
           <a
             href={itemHref}
+            target="_blank"
+            rel="noreferrer"
             className="text-xs font-medium text-primary hover:underline"
           >
             Open
diff --git a/ui/src/components/task-chat/TaskChatInteractionCard.test.tsx b/ui/src/components/task-chat/TaskChatInteractionCard.test.tsx
index 9cbc26bfd28..4f9e8440a70 100644
--- a/ui/src/components/task-chat/TaskChatInteractionCard.test.tsx
+++ b/ui/src/components/task-chat/TaskChatInteractionCard.test.tsx
@@ -18,6 +18,10 @@ import {
   pendingRequestItemVerdictsInteraction,
 } from "@/fixtures/issueThreadInteractionFixtures";
 import { TaskChatInteractionCard } from "./TaskChatInteractionCard";
+vi.mock("@/lib/router", async importOriginal => ({
+  ...await importOriginal<typeof import("@/lib/router")>(),
+  Link: ({ to, children }: { to: string; children: React.ReactNode }) => <a href={to}>{children}</a>,
+}));
 import { TaskChatThreadView } from "./TaskChatThreadView";
 import type { TaskChatInteractionItem } from "./task-chat-model";
 
@@ -838,6 +842,14 @@ describe("TaskChatInteractionCard", () => {
     }]);
   });
 
+  it("opens a compact attachment item through the authenticated file endpoint", () => {
+    const interaction = { ...pendingRequestItemVerdictsInteraction, payload: { ...pendingRequestItemVerdictsInteraction.payload,
+      items: [{ id: "file", label: "Reviewed file", target: { type: "issue_attachment" as const, attachmentId: "immutable-file", assetId: "asset", sha256: "hash" } }],
+    } };
+    flushSync(() => root.render(<TooltipProvider><ThemeProvider><TaskChatInteractionCard item={interactionItem(interaction)} presentation="takeover" onSubmitInteractionVerdicts={() => undefined} /></ThemeProvider></TooltipProvider>));
+    expect(container.querySelector('a[href="/api/attachments/immutable-file/content"]')?.getAttribute("target")).toBe("_blank");
+  });
+
   it("opens the bound output revision from a compact review item", () => {
     const interaction = { ...pendingRequestItemVerdictsInteraction, payload: { ...pendingRequestItemVerdictsInteraction.payload,
       items: [{ id: "copy", label: "Reviewed copy", target: { type: "issue_document" as const, issueId: "owner", key: "copy", revisionId: "reviewed-v1" } }],
diff --git a/ui/src/lib/item-verdict-links.test.ts b/ui/src/lib/item-verdict-links.test.ts
index 5e671488bf4..b6b9d52bd32 100644
--- a/ui/src/lib/item-verdict-links.test.ts
+++ b/ui/src/lib/item-verdict-links.test.ts
@@ -10,7 +10,7 @@ describe("review output links", () => {
   });
   it("opens the immutable attachment in its owning task", () => {
     expect(itemVerdictHref({ id: "art", label: "Artwork", target: { type: "issue_attachment", issueId: "owner", attachmentId: "asset-file", assetId: "asset", sha256: "hash" } }, interaction))
-      .toBe("/issues/owner#interaction-review&attachment=asset-file");
+      .toBe("/api/attachments/asset-file/content");
   });
   it("keeps safe legacy links and rejects unsafe custom URLs", () => {
     expect(itemVerdictHref({ id: "legacy", label: "Legacy", href: "javascript:alert(1)" }, interaction)).toBeNull();
diff --git a/ui/src/lib/item-verdict-links.ts b/ui/src/lib/item-verdict-links.ts
index 90424b64916..7d207c9781e 100644
--- a/ui/src/lib/item-verdict-links.ts
+++ b/ui/src/lib/item-verdict-links.ts
@@ -11,7 +11,9 @@ export function itemVerdictHref(item: RequestItemVerdictsItem, interaction: { is
     })}`;
   }
   if (target?.type === "issue_attachment") {
-    return `/issues/${encodeURIComponent(target.issueId ?? interaction.issueId)}#interaction-${encodeURIComponent(interaction.id)}&attachment=${encodeURIComponent(target.attachmentId)}`;
+    // Use the authenticated immutable-content route in both interface modes.
+    // This does not depend on the experimental task attachment panel.
+    return `/api/attachments/${encodeURIComponent(target.attachmentId)}/content`;
   }
   return item.href ? normalizeRequestConfirmationTargetHref(item.href) : null;
 }