diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 99575de..2e90c37 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -24,18 +24,9 @@ jobs:
           cache: npm
       - run: npm ci
       - run: npx tsc --noEmit
-      # One step, one line each: the failing script's name is the failure.
+      # Aggregate; && short-circuits, so the failing script's own output names it.
       - name: check scripts
-        run: |
-          npm run landing:check
-          npm run epoch:check
-          npm run bind:check
-          npm run dedupe:check
-          npm run reentry:check
-          npm run unclaimed:check
-          npm run notify:check
-          npm run spawn:check
-          npm run scope:check
+        run: npm run check
 
   rust:
     name: rust (${{ matrix.os }})
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index fabd3dd..e6ed56c 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -24,9 +24,7 @@ These are the merge gates. CI runs all of them except `golden`:
 ```bash
 npx tsc --noEmit                                    # TypeScript, strict
 cd src-tauri && cargo clippy --all-targets -- -D warnings && cargo test
-npm run landing:check && npm run epoch:check && npm run bind:check \
-  && npm run dedupe:check && npm run reentry:check && npm run unclaimed:check \
-  && npm run notify:check && npm run spawn:check && npm run scope:check
+npm run check
 ```
 
 `npm run golden` is the extraction golden set. It shells out to the `claude`
diff --git a/package.json b/package.json
index 20034f3..dfde95e 100644
--- a/package.json
+++ b/package.json
@@ -10,6 +10,7 @@
     "tauri": "tauri",
     "reinstall": "sh scripts/reinstall.sh",
     "golden": "tsx scripts/golden.ts",
+    "check": "npm run landing:check && npm run epoch:check && npm run bind:check && npm run dedupe:check && npm run reentry:check && npm run unclaimed:check && npm run notify:check && npm run spawn:check && npm run scope:check && npm run clock:check && npm run delta:check",
     "landing:check": "tsx scripts/landing-check.ts",
     "epoch:check": "tsx scripts/epoch-check.ts",
     "bind:check": "tsx scripts/bind-check.ts",