diff --git a/.github/workflows/cortex_check.yml b/.github/workflows/cortex_check.yml
index 27422f3..f7be531 100644
--- a/.github/workflows/cortex_check.yml
+++ b/.github/workflows/cortex_check.yml
@@ -19,6 +19,7 @@ on:
       - "checkin.yaml"
       - "dashboard.md"
       - "dashboard.html"
+      - "state.json"
       - "scripts/**"
       - "tests/**"
       - ".github/workflows/cortex_check.yml"
@@ -30,6 +31,7 @@ on:
       - "checkin.yaml"
       - "dashboard.md"
       - "dashboard.html"
+      - "state.json"
       - "scripts/**"
       - "tests/**"
       - ".github/workflows/cortex_check.yml"
diff --git a/.github/workflows/dashboard_refresh.yml b/.github/workflows/dashboard_refresh.yml
index 004d06e..8d9f91a 100644
--- a/.github/workflows/dashboard_refresh.yml
+++ b/.github/workflows/dashboard_refresh.yml
@@ -35,6 +35,7 @@ on:
       - "checkin.yaml"
       - "dashboard.md"
       - "dashboard.html"
+      - "state.json"
   pull_request:
     paths:
       - "projects/**"
@@ -43,6 +44,7 @@ on:
       - "checkin.yaml"
       - "dashboard.md"
       - "dashboard.html"
+      - "state.json"
   workflow_dispatch:
 
 # contents: write is needed by the self-heal push on main; PR runs never push.
@@ -156,6 +158,9 @@ jobs:
               exit 1
             fi
             git add dashboard.md dashboard.html
+            # state.json is the organ-cockpit feed rendered by the same run
+            # (PyAutoBrain#418); guarded because a missing pathspec is fatal.
+            if [ -f state.json ]; then git add state.json; fi
             git commit -m "cortex: self-heal stale dashboard pages"
             if git push origin HEAD:main; then
               echo "healed on attempt ${attempt}"
diff --git a/.github/workflows/ledger_merge.yml b/.github/workflows/ledger_merge.yml
index 1e00444..6a3bf1c 100644
--- a/.github/workflows/ledger_merge.yml
+++ b/.github/workflows/ledger_merge.yml
@@ -197,14 +197,15 @@ jobs:
               exit 0
             fi
             git checkout -B _ledger_merge origin/main
-            # Built without committing: the two generated pages are the one
+            # Built without committing: the generated renders (the two pages and
+            # the state.json cockpit feed, PyAutoBrain#418) are the one
             # conflict every ledger branch can produce (each re-renders them),
             # and a render is never a reason to strand a ledger — take main's
             # copy, let the merged tree be re-rendered on main by
             # dashboard_refresh.yml. Anything else unmerged is a human's.
             if ! git merge --no-ff --no-commit "$HEAD_SHA" >/dev/null 2>&1; then
               UNMERGED=$(git diff --name-only --diff-filter=U)
-              OTHER=$(echo "$UNMERGED" | grep -vE '^(dashboard\.md|dashboard\.html)$' || true)
+              OTHER=$(echo "$UNMERGED" | grep -vE '^(dashboard\.md|dashboard\.html|state\.json)$' || true)
               if [ -n "$OTHER" ]; then
                 git merge --abort || true
                 echo "'$BRANCH' conflicts with main on: $(echo $OTHER)" > /tmp/ledger_merge_reason
diff --git a/.github/workflows/pages_dashboard.yml b/.github/workflows/pages_dashboard.yml
index a79fd77..1608c7a 100644
--- a/.github/workflows/pages_dashboard.yml
+++ b/.github/workflows/pages_dashboard.yml
@@ -17,12 +17,16 @@ name: Pages Dashboard
 # Only the uploaded files reach Pages — nothing else in the repo, and in
 # particular not `projects/` or `projects.yaml`, whose absolute laptop
 # paths are not for a public site.
+# The same render writes `state.json`, the organ-cockpit feed (PyAutoBrain
+# board/_state.py v1, PyAutoBrain#418); it is published at /state.json after
+# validating against the Brain's contract.
 
 on:
   push:
     branches: [main]
     paths:
       - "dashboard.html"
+      - "state.json"
   workflow_dispatch:
 
 permissions:
@@ -42,6 +46,12 @@ jobs:
       url: ${{ steps.deployment.outputs.page_url }}
     steps:
       - uses: actions/checkout@v4
+      # The cockpit-feed contract lives with the Brain (board/_state.py); the
+      # Cortex only publishes what the Brain's cortex renderer wrote.
+      - uses: actions/checkout@v4
+        with:
+          repository: PyAutoLabs/PyAutoBrain
+          path: PyAutoBrain
       # enablement: true creates the Pages site on first run, so no manual
       # Settings → Pages step is needed.
       - uses: actions/configure-pages@v5
@@ -51,6 +61,17 @@ jobs:
         run: |
           mkdir -p _site
           cp dashboard.html _site/index.html
+          # The organ-cockpit feed, when the renderer has written it.
+          if [ -f state.json ]; then cp state.json _site/state.json; fi
+      # A feed that has drifted from the contract fails the job here, before
+      # Pages publishes something the cockpit would reject.
+      - name: Validate the cockpit feed against the Brain contract
+        run: |
+          if [ -f _site/state.json ]; then
+            python3 PyAutoBrain/board/_state.py _site/state.json
+          else
+            echo "no state.json rendered yet — nothing to validate"
+          fi
       - uses: actions/upload-pages-artifact@v3
         with:
           path: _site
diff --git a/scripts/ledger_merge.py b/scripts/ledger_merge.py
index b481557..1900915 100755
--- a/scripts/ledger_merge.py
+++ b/scripts/ledger_merge.py
@@ -76,7 +76,9 @@
 # push. If they were code, every ordinary ledger branch would stop for a human
 # on two files nobody wrote by hand. `checkin.yaml` is the same kind of thing:
 # one machine-written stamp, pushed by the check-in that earned it.
-LEDGER_FILES = ("checkin.yaml", "dashboard.md", "dashboard.html")
+# `state.json` is the third render of the same census — the organ-cockpit feed
+# (PyAutoBrain board/_state.py v1, PyAutoBrain#418) — so it rides with them.
+LEDGER_FILES = ("checkin.yaml", "dashboard.md", "dashboard.html", "state.json")
 
 # Names that are ledger by location but must not ride along, for two different
 # reasons.
diff --git a/tests/test_ledger_merge.py b/tests/test_ledger_merge.py
index 91f1e3a..301078e 100644
--- a/tests/test_ledger_merge.py
+++ b/tests/test_ledger_merge.py
@@ -34,6 +34,8 @@ def test_ledger_dir_and_registry_files_are_ledger():
         # generated from the ledger, self-healed on main by dashboard_refresh.yml
         "dashboard.md",
         "dashboard.html",
+        # the organ-cockpit feed, rendered by the same run (PyAutoBrain#418)
+        "state.json",
     ):
         assert ledger_merge.is_ledger_path(path), path
 
@@ -341,4 +343,13 @@ def test_no_scheduled_job_mutates_the_ledger():
         if "schedule:" in text:
             assert p.name == "dashboard_refresh.yml", p.name
             assert "git add dashboard.md dashboard.html" in text
+            assert "then git add state.json; fi" in text
             assert "projects/" not in text.split("git add", 1)[1].split("\n")[0]
+
+
+def test_a_checkin_push_carrying_the_cockpit_feed_needs_no_human():
+    """`cortex checkin --push` stages state.json beside the pages it renders."""
+    ledger, blocked = ledger_merge.classify(
+        ["checkin.yaml", "dashboard.md", "dashboard.html", "state.json"])
+    assert blocked == [] and "state.json" in ledger
+    assert not ledger_merge.is_ledger_path("projects/state.json/../../scripts/x.py")