diff --git a/src/main/runtime/orca-runtime-structured-tui-tab-binding.test.ts b/src/main/runtime/orca-runtime-structured-tui-tab-binding.test.ts
index 34c963c3203..e11b4d6109a 100644
--- a/src/main/runtime/orca-runtime-structured-tui-tab-binding.test.ts
+++ b/src/main/runtime/orca-runtime-structured-tui-tab-binding.test.ts
@@ -3,12 +3,15 @@ import type { StructuredAgentSessionHandoffTransport } from '../native-chat/agen
 import { createEphemeralAgentSessionClaimSigner } from './agent-session-claim-identity'
 import { OrcaRuntimeService } from './orca-runtime'
 
-const { probeAgentSessionProcessIdentity, readStructuredTuiProcessIdentity } = vi.hoisted(() => ({
-  probeAgentSessionProcessIdentity: vi.fn(),
-  readStructuredTuiProcessIdentity: vi.fn()
-}))
+const { probeAgentSessionProcessIdentity, proveCodexTuiRollout, readStructuredTuiProcessIdentity } =
+  vi.hoisted(() => ({
+    probeAgentSessionProcessIdentity: vi.fn(),
+    proveCodexTuiRollout: vi.fn(),
+    readStructuredTuiProcessIdentity: vi.fn()
+  }))
 
 vi.mock('./structured-tui-process-identity', () => ({ readStructuredTuiProcessIdentity }))
+vi.mock('../codex/codex-tui-rollout-proof', () => ({ proveCodexTuiRollout }))
 vi.mock('./agent-session-process-identity-probe', async (importOriginal) => ({
   ...(await importOriginal()),
   probeAgentSessionProcessIdentity
@@ -49,9 +52,17 @@ describe('structured TUI launch tab binding', () => {
     })
     const terminalHandle = 'term_cold_owner'
     const leafId = '23013912-13f8-44e5-818f-d40a1ff4e8c5'
-    const waitForStructuredTuiProof = vi.fn(async () => ({
-      transcriptPath: '/tmp/codex-home/sessions/thread-1.jsonl'
-    }))
+    proveCodexTuiRollout.mockImplementation(
+      async (input: {
+        readOutput(): { text: string; lastOutputAt: number | null }
+        write(data: string): boolean
+      }) => {
+        input.readOutput()
+        expect(input.write('/status')).toBe(true)
+        input.readOutput()
+        return { transcriptPath: '/tmp/codex-home/sessions/thread-1.jsonl' }
+      }
+    )
     const runtime = new OrcaRuntimeService(undefined, undefined, {
       agentSessionClaimSigner: signer
     })
@@ -82,6 +93,7 @@ describe('structured TUI launch tab binding', () => {
       ]),
       write: () => true,
       kill: () => true,
+      writeAgentSessionProof: vi.fn(() => true),
       getForegroundProcess: async () => null
     })
     const internal = runtime as unknown as {
@@ -96,7 +108,6 @@ describe('structured TUI launch tab binding', () => {
         folderWorkspace: null
       }>
       getAgentSessionExecutionNamespace(): typeof namespace
-      waitForStructuredTuiProof: typeof waitForStructuredTuiProof
       ptysById: Map<
         string,
         { launchToken: string | null; launchAgent: string | null; agentSessionOwners: unknown[] }
@@ -113,7 +124,6 @@ describe('structured TUI launch tab binding', () => {
       folderWorkspace: null
     }))
     internal.getAgentSessionExecutionNamespace = () => namespace
-    internal.waitForStructuredTuiProof = waitForStructuredTuiProof
     probeAgentSessionProcessIdentity.mockResolvedValue({
       outcome: 'identity-matched',
       matchedOn: ['process-start-time']
@@ -146,13 +156,7 @@ describe('structured TUI launch tab binding', () => {
       paneKey: `tab-cold-owner:${leafId}`,
       ptyId: 'pty-cold-owner'
     })
-    expect(waitForStructuredTuiProof).toHaveBeenCalledWith(
-      expect.objectContaining({
-        handle: terminalHandle,
-        paneKey: `tab-cold-owner:${leafId}`,
-        spawnToken: 'spawn-token'
-      })
-    )
+    expect(proveCodexTuiRollout).toHaveBeenCalledOnce()
   })
 
   it('proves the published launch tab before returning its revealed renderer binding', async () => {
diff --git a/src/main/runtime/orca-runtime.ts b/src/main/runtime/orca-runtime.ts
index c31ccfd1de0..f7eca52d70c 100644
--- a/src/main/runtime/orca-runtime.ts
+++ b/src/main/runtime/orca-runtime.ts
@@ -81,6 +81,7 @@ import type {
 } from '../native-chat/agent-session-wire/structured-agent-session-handoff-types'
 import type { AgentSessionRecord } from '../../shared/agent-session-record'
 import {
+  agentSessionOwnerBindingsEqual,
   cloneAgentSessionOwnerBinding,
   scopedAgentSessionClaimsEqual
 } from '../../shared/claimed-agent-pty-owner-snapshot'
@@ -9226,6 +9227,7 @@ export class OrcaRuntimeService {
             pty.paneKey
         )
         let handle = candidate ? this.issueStructuredTuiPtyHandle(candidate) : null
+        let durableOwner: { binding: AgentSessionOwnerBinding; incarnationId: string } | undefined
         if (!candidate) {
           const workspace = await this.resolveTerminalWorkspaceLaunchScope(
             `id:${record.location.workspaceId}`
@@ -9273,6 +9275,13 @@ export class OrcaRuntimeService {
             recovered.owner.surface.leafId
           )
           handle = this.issueRecoveredStructuredTuiPtyHandle(candidate, recovered.owner.surface)
+          const recoveredIncarnationId = candidate.incarnationId
+          if (handle && recoveredIncarnationId) {
+            durableOwner = {
+              binding: cloneAgentSessionOwnerBinding(recovered.owner),
+              incarnationId: recoveredIncarnationId
+            }
+          }
         }
         if (!candidate?.tabId || !candidate.paneKey || !handle) {
           throw new Error('The owning agent terminal could not be recovered.')
@@ -9283,7 +9292,8 @@ export class OrcaRuntimeService {
           threadId: head.handle.threadId,
           spawnToken: identity.spawnToken,
           codexHome: record.accountHome.path,
-          sessionId: record.sessionId
+          sessionId: record.sessionId,
+          ...(durableOwner ? { durableOwner } : {})
         })
         return {
           terminal: {
@@ -9470,14 +9480,25 @@ export class OrcaRuntimeService {
     spawnToken: string
     codexHome: string
     sessionId: string
+    durableOwner?: { binding: AgentSessionOwnerBinding; incarnationId: string }
   }): Promise<{ transcriptPath?: string }> {
     const readBoundPty = (): RuntimePtyWorktreeRecord => {
       const pty = this.getLivePtyForHandle(input.handle)?.pty
+      const durableOwner = input.durableOwner
+      const launchIdentityMatches =
+        pty?.launchAgent === 'codex' && pty.launchToken === input.spawnToken
+      const durableIdentityMatches = Boolean(
+        pty &&
+        durableOwner &&
+        pty.incarnationId === durableOwner.incarnationId &&
+        pty.agentSessionOwners.some((owner) =>
+          agentSessionOwnerBindingsEqual(owner, durableOwner.binding)
+        )
+      )
       if (
         !pty?.connected ||
         pty.paneKey !== input.paneKey ||
-        pty.launchAgent !== 'codex' ||
-        pty.launchToken !== input.spawnToken
+        (!launchIdentityMatches && !durableIdentityMatches)
       ) {
         throw new Error('The resumed terminal lost its launch identity.')
       }