diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 88abae6df2f..1fb43969cb1 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -1526,6 +1526,14 @@ jobs:
       - name: Run the non-SQL temporal backends under the skewed process zone
         env:
           TZ: America/New_York
+          # [#21564] The same URL the SQL legs of this job receive, for the
+          # postgres service this job already runs. `service-analytics` keys
+          # its live-PostgreSQL cells on it (`describe.skipIf(!config)`), so
+          # without this line they were named skips here and the job read as
+          # though ADR-0053 D-A3's live non-UTC PostgreSQL row had run. Core,
+          # formula, driver-memory and driver-mongodb do not read it. No
+          # `OS_EXPECT_LIVE_DIALECT_MATRIX` here: no test in this step reads it.
+          OS_TEST_POSTGRES_URL: postgres://postgres:postgres@127.0.0.1:5432/postgres
         run: |
           # The axis is only real if the zone actually took. Without this, a
           # dropped `TZ:` line silently returns the job to UTC coverage and
diff --git a/packages/services/service-analytics/src/__tests__/cube-measure-field-type-door.test.ts b/packages/services/service-analytics/src/__tests__/cube-measure-field-type-door.test.ts
index 627421ab5c4..43325d23aa9 100644
--- a/packages/services/service-analytics/src/__tests__/cube-measure-field-type-door.test.ts
+++ b/packages/services/service-analytics/src/__tests__/cube-measure-field-type-door.test.ts
@@ -39,9 +39,11 @@
  * ## The dialect axis of THIS file
  *
  * The SQLite cell always runs. The PostgreSQL cell runs where
- * `OS_TEST_POSTGRES_URL` is set and is a named skip otherwise; no CI step
- * provisions that variable for this package, so the live cell is red-capable
- * and un-run in CI, and the PR that landed this file carries its local
+ * `OS_TEST_POSTGRES_URL` is set and is a named skip otherwise; CI provisions
+ * that variable for this package in the Temporal Conformance job's step
+ * "Run the non-SQL temporal backends under the skewed process zone"
+ * (`.github/workflows/ci.yml`), so the live cell is red-capable and runs in
+ * CI, and the PR that landed this file carries its local
  * PostgreSQL 16 run. The live cell owns its table, dropped before and after.
  */
 
diff --git a/packages/services/service-analytics/src/__tests__/cube-measure-relationship-path-type.test.ts b/packages/services/service-analytics/src/__tests__/cube-measure-relationship-path-type.test.ts
index 82093cbf816..4e4dc88a71e 100644
--- a/packages/services/service-analytics/src/__tests__/cube-measure-relationship-path-type.test.ts
+++ b/packages/services/service-analytics/src/__tests__/cube-measure-relationship-path-type.test.ts
@@ -48,9 +48,11 @@
  * ## The dialect axis of THIS file
  *
  * The SQLite cell always runs. The PostgreSQL cell runs where
- * `OS_TEST_POSTGRES_URL` is set and is a named skip otherwise; no CI step
- * provisions that variable for this package, so the live cell is red-capable
- * and un-run in CI, and the PR that landed this file carries its local
+ * `OS_TEST_POSTGRES_URL` is set and is a named skip otherwise; CI provisions
+ * that variable for this package in the Temporal Conformance job's step
+ * "Run the non-SQL temporal backends under the skewed process zone"
+ * (`.github/workflows/ci.yml`), so the live cell is red-capable and runs in
+ * CI, and the PR that landed this file carries its local
  * PostgreSQL 16 run. The live cell owns its tables, dropped before and after.
  */
 
diff --git a/packages/services/service-analytics/src/__tests__/json-stored-door-live-drivers.test.ts b/packages/services/service-analytics/src/__tests__/json-stored-door-live-drivers.test.ts
index 4b598b6e3ca..8be4827860c 100644
--- a/packages/services/service-analytics/src/__tests__/json-stored-door-live-drivers.test.ts
+++ b/packages/services/service-analytics/src/__tests__/json-stored-door-live-drivers.test.ts
@@ -28,9 +28,11 @@
  * ## The dialect axis
  *
  * The SQLite cell always runs. The PostgreSQL cell runs where
- * `OS_TEST_POSTGRES_URL` is set and is a named skip otherwise; no CI step
- * provisions that variable for this package, so the live cell is red-capable
- * and un-run in CI. The live cell owns its table, dropped before and after.
+ * `OS_TEST_POSTGRES_URL` is set and is a named skip otherwise; CI provisions
+ * that variable for this package in the Temporal Conformance job's step
+ * "Run the non-SQL temporal backends under the skewed process zone"
+ * (`.github/workflows/ci.yml`), so the live cell is red-capable and runs in
+ * CI. The live cell owns its table, dropped before and after.
  */
 
 import { describe, it, expect, beforeAll, afterAll } from 'vitest';
diff --git a/packages/services/service-analytics/src/__tests__/json-stored-door-undeclared-join.test.ts b/packages/services/service-analytics/src/__tests__/json-stored-door-undeclared-join.test.ts
index a4357f3ae19..c225f754ae2 100644
--- a/packages/services/service-analytics/src/__tests__/json-stored-door-undeclared-join.test.ts
+++ b/packages/services/service-analytics/src/__tests__/json-stored-door-undeclared-join.test.ts
@@ -45,9 +45,11 @@
  * ## The dialect axis of THIS file
  *
  * The SQLite cell always runs. The PostgreSQL cell runs where
- * `OS_TEST_POSTGRES_URL` is set and is a named skip otherwise; no CI step
- * provisions that variable for this package, so the live cell is red-capable
- * and un-run in CI, and the PR that landed this file carries its local
+ * `OS_TEST_POSTGRES_URL` is set and is a named skip otherwise; CI provisions
+ * that variable for this package in the Temporal Conformance job's step
+ * "Run the non-SQL temporal backends under the skewed process zone"
+ * (`.github/workflows/ci.yml`), so the live cell is red-capable and runs in
+ * CI, and the PR that landed this file carries its local
  * PostgreSQL 16 run. The live cell owns its tables, dropped before and after.
  */
 
diff --git a/packages/services/service-analytics/src/__tests__/list-at-scalar-operator-both-faces.test.ts b/packages/services/service-analytics/src/__tests__/list-at-scalar-operator-both-faces.test.ts
index 472cf1a82b0..53acbfc92c4 100644
--- a/packages/services/service-analytics/src/__tests__/list-at-scalar-operator-both-faces.test.ts
+++ b/packages/services/service-analytics/src/__tests__/list-at-scalar-operator-both-faces.test.ts
@@ -38,7 +38,10 @@
  * before any leaf exists, so the arm reaches it with no change here.
  *
  * The PostgreSQL cells run where `OS_TEST_POSTGRES_URL` is set and are a named
- * skip otherwise; no CI step provisions that variable for this package. The
+ * skip otherwise; CI provisions that variable for this package in the
+ * Temporal Conformance job's step
+ * "Run the non-SQL temporal backends under the skewed process zone"
+ * (`.github/workflows/ci.yml`). The
  * live cell owns its table, dropped before and after.
  */
 
diff --git a/packages/services/service-analytics/src/__tests__/native-sql-aggregate-policies.test.ts b/packages/services/service-analytics/src/__tests__/native-sql-aggregate-policies.test.ts
index bb6f624a16b..2180f4f86fd 100644
--- a/packages/services/service-analytics/src/__tests__/native-sql-aggregate-policies.test.ts
+++ b/packages/services/service-analytics/src/__tests__/native-sql-aggregate-policies.test.ts
@@ -44,8 +44,11 @@
  *
  * The SQLite cell always runs; there, the fold is the policy that diverged. The
  * PostgreSQL cell runs where `OS_TEST_POSTGRES_URL` is set and is a named skip
- * otherwise; no CI step provisions that variable for this package, so the live
- * cell is red-capable and un-run in CI, and the PR that landed this file carries
+ * otherwise; CI provisions that variable for this package in the
+ * Temporal Conformance job's step
+ * "Run the non-SQL temporal backends under the skewed process zone"
+ * (`.github/workflows/ci.yml`), so the live cell is red-capable and runs in
+ * CI, and the PR that landed this file carries
  * its local PostgreSQL 16 run. The operand the PostgreSQL / MySQL cells rely on
  * is pinned per dialect in CI by `@objectstack/core`'s `aggregate-answer.test.ts`
  * and by `driver-sql`'s move proof. MySQL is not a cell here. The live cell owns
diff --git a/packages/services/service-analytics/src/__tests__/native-sql-base-column-qualify.test.ts b/packages/services/service-analytics/src/__tests__/native-sql-base-column-qualify.test.ts
index 3c53783d7b1..830d9a3cb98 100644
--- a/packages/services/service-analytics/src/__tests__/native-sql-base-column-qualify.test.ts
+++ b/packages/services/service-analytics/src/__tests__/native-sql-base-column-qualify.test.ts
@@ -41,9 +41,11 @@
  * ## The dialect axis of THIS file
  *
  * The SQLite cell always runs. The PostgreSQL cell runs where
- * `OS_TEST_POSTGRES_URL` is set and is a named skip otherwise; no CI step
- * provisions that variable for this package, so the live cell is red-capable
- * and un-run in CI, and the PR that landed this file carries its local
+ * `OS_TEST_POSTGRES_URL` is set and is a named skip otherwise; CI provisions
+ * that variable for this package in the Temporal Conformance job's step
+ * "Run the non-SQL temporal backends under the skewed process zone"
+ * (`.github/workflows/ci.yml`), so the live cell is red-capable and runs in
+ * CI, and the PR that landed this file carries its local
  * PostgreSQL 16 run. The live cell owns its tables, dropped before and after.
  */
 
diff --git a/packages/services/service-analytics/src/__tests__/native-sql-boolean-comparand-door.test.ts b/packages/services/service-analytics/src/__tests__/native-sql-boolean-comparand-door.test.ts
index 232d9659f69..2afd67cafbe 100644
--- a/packages/services/service-analytics/src/__tests__/native-sql-boolean-comparand-door.test.ts
+++ b/packages/services/service-analytics/src/__tests__/native-sql-boolean-comparand-door.test.ts
@@ -38,7 +38,10 @@
  * edit in place would throw.
  *
  * The PostgreSQL cell runs where `OS_TEST_POSTGRES_URL` is set and is a named
- * skip otherwise; no CI step provisions that variable for this package. The
+ * skip otherwise; CI provisions that variable for this package in the
+ * Temporal Conformance job's step
+ * "Run the non-SQL temporal backends under the skewed process zone"
+ * (`.github/workflows/ci.yml`). The
  * live cell owns its table, dropped before and after.
  */
 
diff --git a/packages/services/service-analytics/src/__tests__/native-sql-measure-number-presentation.test.ts b/packages/services/service-analytics/src/__tests__/native-sql-measure-number-presentation.test.ts
index 033dd212dce..155088944a0 100644
--- a/packages/services/service-analytics/src/__tests__/native-sql-measure-number-presentation.test.ts
+++ b/packages/services/service-analytics/src/__tests__/native-sql-measure-number-presentation.test.ts
@@ -56,9 +56,11 @@
  * ## The dialect axis of THIS file
  *
  * The SQLite cell always runs. The PostgreSQL cell runs where
- * `OS_TEST_POSTGRES_URL` is set and is a named skip otherwise. No CI step
- * provisions that variable for this package, so the live cell is red-capable
- * and un-run in CI; the PR that landed this file carries its local PostgreSQL
+ * `OS_TEST_POSTGRES_URL` is set and is a named skip otherwise. CI provisions
+ * that variable for this package in the Temporal Conformance job's step
+ * "Run the non-SQL temporal backends under the skewed process zone"
+ * (`.github/workflows/ci.yml`), so the live cell is red-capable and runs in
+ * CI; the PR that landed this file carries its local PostgreSQL
  * 16 run. `@objectstack/core`'s `aggregate-answer.test.ts` pins the presenter
  * itself in CI. The live cell owns its table, dropped before and after.
  */
diff --git a/packages/services/service-analytics/src/__tests__/native-sql-number-comparand-door.test.ts b/packages/services/service-analytics/src/__tests__/native-sql-number-comparand-door.test.ts
index 07c49fe96fe..819107f0f76 100644
--- a/packages/services/service-analytics/src/__tests__/native-sql-number-comparand-door.test.ts
+++ b/packages/services/service-analytics/src/__tests__/native-sql-number-comparand-door.test.ts
@@ -60,7 +60,10 @@
  * edit in place would throw.
  *
  * The PostgreSQL cell runs where `OS_TEST_POSTGRES_URL` is set and is a named
- * skip otherwise; no CI step provisions that variable for this package. The
+ * skip otherwise; CI provisions that variable for this package in the
+ * Temporal Conformance job's step
+ * "Run the non-SQL temporal backends under the skewed process zone"
+ * (`.github/workflows/ci.yml`). The
  * live cell owns its tables, dropped before and after.
  */
 
diff --git a/packages/services/service-analytics/src/__tests__/native-sql-offset-only-window.test.ts b/packages/services/service-analytics/src/__tests__/native-sql-offset-only-window.test.ts
index 28a17bdc58a..8877b7eec8d 100644
--- a/packages/services/service-analytics/src/__tests__/native-sql-offset-only-window.test.ts
+++ b/packages/services/service-analytics/src/__tests__/native-sql-offset-only-window.test.ts
@@ -23,9 +23,11 @@
  *
  *   - **sqlite → EXECUTED** (better-sqlite3), every run: `LIMIT -1 OFFSET n`.
  *   - **postgres → EXECUTED** where `OS_TEST_POSTGRES_URL` is set, a named skip
- *     otherwise: `OFFSET n` alone, byte-identical to before. No CI step
- *     provisions that variable for this package, so the live cell is
- *     red-capable and un-run in CI; the PR that landed this file carries its
+ *     otherwise: `OFFSET n` alone, byte-identical to before. CI provisions
+ *     that variable for this package in the Temporal Conformance job's step
+ *     "Run the non-SQL temporal backends under the skewed process zone"
+ *     (`.github/workflows/ci.yml`), so the live cell is red-capable and runs
+ *     in CI; the PR that landed this file carries its
  *     local PostgreSQL 16 run.
  *   - **unknown (no `sqlDialect` hook) → EXECUTED** on both engines above,
  *     through a `NativeSQLStrategy` whose context names no dialect:
diff --git a/packages/services/service-analytics/src/__tests__/objectql-echo-date-bucket.test.ts b/packages/services/service-analytics/src/__tests__/objectql-echo-date-bucket.test.ts
index c82c7f201d8..370bafc9555 100644
--- a/packages/services/service-analytics/src/__tests__/objectql-echo-date-bucket.test.ts
+++ b/packages/services/service-analytics/src/__tests__/objectql-echo-date-bucket.test.ts
@@ -30,9 +30,11 @@
  *   - **sqlite** (better-sqlite3), every run. Month, quarter and week are
  *     grouped by the driver (SQLite's `week` arm landed with #21595).
  *   - **postgres** where `OS_TEST_POSTGRES_URL` is set, a named skip otherwise.
- *     Month, quarter and week are grouped by the driver. No CI step provisions
- *     that variable for this package, so the live cell is red-capable and
- *     un-run in CI.
+ *     Month, quarter and week are grouped by the driver. CI provisions that
+ *     variable for this package in the Temporal Conformance job's step
+ *     "Run the non-SQL temporal backends under the skewed process zone"
+ *     (`.github/workflows/ci.yml`), so the live cell is red-capable and runs in
+ *     CI.
  *
  * Where the hook answers nothing, the bucket keeps `date_trunc`: a non-UTC
  * `timezone` (the engine buckets in memory on that zone's calendar), and a host
diff --git a/packages/services/service-analytics/src/__tests__/objectql-echo-offset-only-window.test.ts b/packages/services/service-analytics/src/__tests__/objectql-echo-offset-only-window.test.ts
index 45a49e00b9a..74f046e9f99 100644
--- a/packages/services/service-analytics/src/__tests__/objectql-echo-offset-only-window.test.ts
+++ b/packages/services/service-analytics/src/__tests__/objectql-echo-offset-only-window.test.ts
@@ -27,9 +27,11 @@
  *
  *   - **sqlite → EXECUTED** (better-sqlite3), every run.
  *   - **postgres → EXECUTED** where `OS_TEST_POSTGRES_URL` is set, a named skip
- *     otherwise: `OFFSET n` alone, byte-identical to before. No CI step
- *     provisions that variable for this package, so the live cell is
- *     red-capable and un-run in CI.
+ *     otherwise: `OFFSET n` alone, byte-identical to before. CI provisions
+ *     that variable for this package in the Temporal Conformance job's step
+ *     "Run the non-SQL temporal backends under the skewed process zone"
+ *     (`.github/workflows/ci.yml`), so the live cell is red-capable and runs
+ *     in CI.
  *   - **unknown (no `sqlDialect` hook) → EXECUTED** on both engines above,
  *     through an `ObjectQLStrategy` whose context names no dialect:
  *     `LIMIT 9223372036854775807 OFFSET n`, the native face's spelling for it.
diff --git a/packages/services/service-analytics/src/__tests__/objectql-face-order-limit.test.ts b/packages/services/service-analytics/src/__tests__/objectql-face-order-limit.test.ts
index dc4913899bb..ed8e64547b1 100644
--- a/packages/services/service-analytics/src/__tests__/objectql-face-order-limit.test.ts
+++ b/packages/services/service-analytics/src/__tests__/objectql-face-order-limit.test.ts
@@ -37,9 +37,11 @@
  * ## The dialect axis of THIS file
  *
  * The SQLite cell always runs. The PostgreSQL cell runs where
- * `OS_TEST_POSTGRES_URL` is set and is a named skip otherwise; no CI step
- * provisions that variable for this package, so the live cell is red-capable
- * and un-run in CI, and the PR that landed this file carries its local
+ * `OS_TEST_POSTGRES_URL` is set and is a named skip otherwise; CI provisions
+ * that variable for this package in the Temporal Conformance job's step
+ * "Run the non-SQL temporal backends under the skewed process zone"
+ * (`.github/workflows/ci.yml`), so the live cell is red-capable and runs in
+ * CI, and the PR that landed this file carries its local
  * PostgreSQL 16 run. The live cell owns its tables, dropped before and after.
  */
 
diff --git a/packages/services/service-analytics/src/__tests__/order-key-selected.test.ts b/packages/services/service-analytics/src/__tests__/order-key-selected.test.ts
index 2c201c73596..940b0014ae7 100644
--- a/packages/services/service-analytics/src/__tests__/order-key-selected.test.ts
+++ b/packages/services/service-analytics/src/__tests__/order-key-selected.test.ts
@@ -25,9 +25,11 @@
  * ## The dialect axis of THIS file
  *
  * The SQLite cell always runs. The PostgreSQL cell runs where
- * `OS_TEST_POSTGRES_URL` is set and is a named skip otherwise; no CI step
- * provisions that variable for this package, so the live cell is red-capable
- * and un-run in CI, and the PR that landed this file carries its local
+ * `OS_TEST_POSTGRES_URL` is set and is a named skip otherwise; CI provisions
+ * that variable for this package in the Temporal Conformance job's step
+ * "Run the non-SQL temporal backends under the skewed process zone"
+ * (`.github/workflows/ci.yml`), so the live cell is red-capable and runs in
+ * CI, and the PR that landed this file carries its local
  * PostgreSQL 16 run. The live cell owns its tables, dropped before and after.
  */