PolicyEngine · MaxGhenis · Jun 20, 2026 · Jun 20, 2026
diff --git a/....d/certify-us-populace-us-2024-f0af251-703bd81a565c-20260620T201958Z.changed.md b/....d/certify-us-populace-us-2024-f0af251-703bd81a565c-20260620T201958Z.changed.md
@@ -0,0 +1 @@
+Certify the US data release `populace-us-2024-f0af251-703bd81a565c-20260620T201958Z` (populace_us_2024, policyengine-us 1.729.0) directly from its data release manifest.
diff --git a/src/policyengine/data/release_manifests/us.json b/src/policyengine/data/release_manifests/us.json
@@ -5,63 +5,63 @@
     "certified_by": "policyengine.py certification",
     "certified_for_model_version": "1.729.0",
     "compatibility_basis": "built_with_model_package",
-    "data_build_id": "populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z"
+    "data_build_id": "populace-us-2024-f0af251-703bd81a565c-20260620T201958Z"
   },
   "certified_data_artifact": {
-    "build_id": "populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z",
+    "build_id": "populace-us-2024-f0af251-703bd81a565c-20260620T201958Z",
     "data_package": {
       "name": "populace-data",
       "version": "0.1.0"
     },
     "dataset": "populace_us_2024",
-    "sha256": "f0af25192d6c8a7efc2638da2bd8ec4278b066a1092cc89ef2275811efaff11d",
-    "uri": "hf://policyengine/populace-us/populace_us_2024.h5@populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z"
+    "sha256": "16be6338f9d0b3c339883dae59949e995663b64cf145de6728b3dd0f916c5d5f",
+    "uri": "hf://policyengine/populace-us/populace_us_2024.h5@populace-us-2024-f0af251-703bd81a565c-20260620T201958Z"
   },
   "country_id": "us",
   "data_package": {
     "name": "populace-data",
-    "release_manifest_path": "releases/populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z/release_manifest.json",
-    "release_manifest_revision": "populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z",
+    "release_manifest_path": "releases/populace-us-2024-f0af251-703bd81a565c-20260620T201958Z/release_manifest.json",
+    "release_manifest_revision": "populace-us-2024-f0af251-703bd81a565c-20260620T201958Z",
     "repo_id": "policyengine/populace-us",
     "repo_type": "dataset",
     "version": "0.1.0"
   },
   "datasets": {
     "calibration_diagnostics": {
-      "path": "releases/populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z/calibration_diagnostics.json",
+      "path": "releases/populace-us-2024-f0af251-703bd81a565c-20260620T201958Z/calibration_diagnostics.json",
       "repo_id": "policyengine/populace-us",
-      "revision": "populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z",
-      "sha256": "5dd5aef3cd06932d0af48beec7243177adf43dbfd426b2402e43f5cda91c9b0b"
+      "revision": "populace-us-2024-f0af251-703bd81a565c-20260620T201958Z",
+      "sha256": "448a3c7ff0bda996332764d3c0a831f0e1df05a0eaaff8c2b3d65a40d9383c13"
     },
     "demographics": {
-      "path": "releases/populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z/demographics.json",
+      "path": "releases/populace-us-2024-f0af251-703bd81a565c-20260620T201958Z/demographics.json",
       "repo_id": "policyengine/populace-us",
-      "revision": "populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z",
-      "sha256": "ecda31ab2595650edb5b68ce50afb00d206b1875397e24c319ad5773919c0f2a"
+      "revision": "populace-us-2024-f0af251-703bd81a565c-20260620T201958Z",
+      "sha256": "eea9b24a198ff654390cf8a14c2dc12eb5b9894d203d0fd9674747bbe3ab7815"
     },
     "populace_us_2024": {
       "path": "populace_us_2024.h5",
       "repo_id": "policyengine/populace-us",
-      "revision": "populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z",
-      "sha256": "f0af25192d6c8a7efc2638da2bd8ec4278b066a1092cc89ef2275811efaff11d"
+      "revision": "populace-us-2024-f0af251-703bd81a565c-20260620T201958Z",
+      "sha256": "16be6338f9d0b3c339883dae59949e995663b64cf145de6728b3dd0f916c5d5f"
     },
     "populace_us_2024_calibration": {
       "path": "populace_us_2024_calibration.npz",
       "repo_id": "policyengine/populace-us",
-      "revision": "populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z",
-      "sha256": "aff274bf4b9cf4224ddcb76b48134766ce926518684ab007ce99b642731fdd78"
+      "revision": "populace-us-2024-f0af251-703bd81a565c-20260620T201958Z",
+      "sha256": "bf79d64a5e18a028ecd1236f393b72fea26b32411b2e41c0a0e68e48e556adbb"
     },
     "reform_validation": {
-      "path": "releases/populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z/reform_validation.json",
+      "path": "releases/populace-us-2024-f0af251-703bd81a565c-20260620T201958Z/reform_validation.json",
       "repo_id": "policyengine/populace-us",
-      "revision": "populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z",
-      "sha256": "af05011f533fa4ade8746a7b4e00590ad981f0689f98111edf7ead661df811d4"
+      "revision": "populace-us-2024-f0af251-703bd81a565c-20260620T201958Z",
+      "sha256": "c577e0b1419f9c12de0cad7a4b3bf32507e718f5ea9d79bc3a32d0c48160cc89"
     },
     "us_source_coverage": {
-      "path": "releases/populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z/us_source_coverage.json",
+      "path": "releases/populace-us-2024-f0af251-703bd81a565c-20260620T201958Z/us_source_coverage.json",
       "repo_id": "policyengine/populace-us",
-      "revision": "populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z",
-      "sha256": "48a1e5b178a2d54271ba0308b33341543c2bfe0e6931484d3e9e71415c6420ca"
+      "revision": "populace-us-2024-f0af251-703bd81a565c-20260620T201958Z",
+      "sha256": "c3e0c388be2f53ca03b59dddc110db28bc4b0acaa21e2eb86003c735e4f47d8e"
     }
   },
   "default_dataset": "populace_us_2024",

diff --git a/src/policyengine/data/release_manifests/us.trace.tro.jsonld b/src/policyengine/data/release_manifests/us.trace.tro.jsonld
@@ -17,7 +17,7 @@
         "schema:name": "PolicyEngine",
         "schema:url": "https://policyengine.org"
       },
-      "schema:dateCreated": "2026-06-19T01:03:19.741844+00:00",
+      "schema:dateCreated": "2026-06-20T20:33:09.794848+00:00",
       "schema:description": "TRACE TRO for certified runtime bundle us-4.17.10 covering the bundle manifest, the certified dataset artifact, the country model wheel, and the country data release manifest when it is available.",
       "schema:name": "policyengine us certified bundle TRO",
       "trov:createdWith": {
@@ -45,15 +45,15 @@
               "trov:hasArtifact": {
                 "@id": "composition/1/artifact/data_release_manifest"
               },
-              "trov:hasLocation": "https://huggingface.co/datasets/policyengine/populace-us/resolve/populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z/releases/populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z/release_manifest.json"
+              "trov:hasLocation": "https://huggingface.co/datasets/policyengine/populace-us/resolve/populace-us-2024-f0af251-703bd81a565c-20260620T201958Z/releases/populace-us-2024-f0af251-703bd81a565c-20260620T201958Z/release_manifest.json"
             },
             {
               "@id": "arrangement/1/location/dataset",
               "@type": "trov:ArtifactLocation",
               "trov:hasArtifact": {
                 "@id": "composition/1/artifact/dataset"
               },
-              "trov:hasLocation": "https://huggingface.co/datasets/policyengine/populace-us/resolve/populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z/populace_us_2024.h5"
+              "trov:hasLocation": "https://huggingface.co/datasets/policyengine/populace-us/resolve/populace-us-2024-f0af251-703bd81a565c-20260620T201958Z/populace_us_2024.h5"
             },
             {
               "@id": "arrangement/1/location/model_wheel",
@@ -75,21 +75,21 @@
             "@type": "trov:ResearchArtifact",
             "schema:name": "policyengine.py bundle manifest for us",
             "trov:mimeType": "application/json",
-            "trov:sha256": "b8108ca3ada942977b1b82473647c60821ad689104288991f180400898abce98"
+            "trov:sha256": "a3f110ed0541a0512a20f0207e92da5a47d96b2011341c16b9da74b551c340e0"
           },
           {
             "@id": "composition/1/artifact/data_release_manifest",
             "@type": "trov:ResearchArtifact",
             "schema:name": "populace-data release manifest 0.1.0",
             "trov:mimeType": "application/json",
-            "trov:sha256": "10ce09590dc16b8fb2978de0d4f0811b51a628684ac022168ae0bdcf936d6096"
+            "trov:sha256": "917655e713397ad18e52e0893ffeb1975c609616c15c2b08f9e989e7bad2a2d9"
           },
           {
             "@id": "composition/1/artifact/dataset",
             "@type": "trov:ResearchArtifact",
             "schema:name": "populace_us_2024",
             "trov:mimeType": "application/x-hdf5",
-            "trov:sha256": "f0af25192d6c8a7efc2638da2bd8ec4278b066a1092cc89ef2275811efaff11d"
+            "trov:sha256": "16be6338f9d0b3c339883dae59949e995663b64cf145de6728b3dd0f916c5d5f"
           },
           {
             "@id": "composition/1/artifact/model_wheel",
@@ -102,7 +102,7 @@
         "trov:hasFingerprint": {
           "@id": "composition/1/fingerprint",
           "@type": "trov:CompositionFingerprint",
-          "trov:sha256": "0d2943af922484e6bbef219d982ab1dd3e7f01e1746e65a820629348edc7a76e"
+          "trov:sha256": "4a90cad4ccb0776acd8d35aca85e87a750a50af5f9742f9c9489e3aa65672fd7"
         }
       },
       "trov:hasPerformance": {
@@ -111,17 +111,14 @@
         "pe:builtWithModelVersion": "1.729.0",
         "pe:certifiedBy": "policyengine.py certification",
         "pe:certifiedForModelVersion": "1.729.0",
-        "pe:ciGitRef": "refs/heads/main",
-        "pe:ciGitSha": "3ffa6825920f22e05a5bcd5c58416200ff7134c0",
-        "pe:ciRunUrl": "https://github.com/PolicyEngine/policyengine.py/actions/runs/27829003973",
         "pe:compatibilityBasis": "built_with_model_package",
-        "pe:dataBuildId": "populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z",
-        "pe:emittedIn": "github-actions",
-        "rdfs:comment": "Certification of build populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z for policyengine-us 1.729.0.",
+        "pe:dataBuildId": "populace-us-2024-f0af251-703bd81a565c-20260620T201958Z",
+        "pe:emittedIn": "local",
+        "rdfs:comment": "Certification of build populace-us-2024-f0af251-703bd81a565c-20260620T201958Z for policyengine-us 1.729.0.",
         "trov:accessedArrangement": {
           "@id": "arrangement/1"
         },
-        "trov:startedAtTime": "2026-06-19T01:03:19.741844+00:00",
+        "trov:startedAtTime": "2026-06-20T20:33:09.794848+00:00",
         "trov:wasConductedBy": {
           "@id": "trs"
         }

diff --git a/src/policyengine/provenance/bundle.py b/src/policyengine/provenance/bundle.py
@@ -951,12 +951,15 @@ def regenerate_trace_tro(country: str, manifest_dir: Path = MANIFEST_DIR) -> Pat
     from policyengine.provenance.manifest import (
         DataReleaseManifestUnavailableError,
         get_data_release_manifest,
+        get_release_manifest,
     )
     from policyengine.provenance.trace import (
         build_trace_tro_from_release_bundle,
         serialize_trace_tro,
     )
 
+    get_release_manifest.cache_clear()
+    get_data_release_manifest.cache_clear()
     release = get_release_manifest(country)
     try:
         data_release = get_data_release_manifest(country)

diff --git a/tests/test_certify_data_release.py b/tests/test_certify_data_release.py
@@ -381,3 +381,55 @@ def test__given_vendored_us_manifest__then_tro_sidecar_binds_it(self):
         )
 
         assert bundle_manifest["trov:sha256"] == expected
+
+
+class TestTraceTroRegeneration:
+    def test__given_cached_manifest_readers__then_clears_before_regeneration(
+        self, monkeypatch, tmp_path
+    ):
+        """Certification writes the manifest then regenerates the sidecar in
+        the same process, so stale manifest caches must be invalidated first."""
+        from policyengine.provenance import bundle, trace
+        from policyengine.provenance import manifest as manifest_module
+
+        calls = []
+
+        class FakeCachedReader:
+            def __init__(self, name, result):
+                self.name = name
+                self.result = result
+
+            def cache_clear(self):
+                calls.append(f"{self.name}.cache_clear")
+
+            def __call__(self, country):
+                calls.append(f"{self.name}({country})")
+                return self.result
+
+        monkeypatch.setattr(
+            manifest_module,
+            "get_release_manifest",
+            FakeCachedReader("release", object()),
+        )
+        monkeypatch.setattr(
+            manifest_module,
+            "get_data_release_manifest",
+            FakeCachedReader("data_release", object()),
+        )
+        monkeypatch.setattr(
+            trace,
+            "build_trace_tro_from_release_bundle",
+            lambda release, data_release: {"ok": True},
+        )
+        monkeypatch.setattr(trace, "serialize_trace_tro", lambda tro: b"{}\n")
+
+        out_path = bundle.regenerate_trace_tro("us", tmp_path)
+
+        assert out_path == tmp_path / "us.trace.tro.jsonld"
+        assert out_path.read_bytes() == b"{}\n"
+        assert calls == [
+            "release.cache_clear",
+            "data_release.cache_clear",
+            "release(us)",
+            "data_release(us)",
+        ]
diff --git a/tests/test_models.py b/tests/test_models.py
@@ -120,7 +120,7 @@ def test_has_release_manifest_metadata(self):
         assert (
             us_latest.default_dataset_uri
             == "hf://policyengine/populace-us/populace_us_2024.h5"
-            "@populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z"
+            "@populace-us-2024-f0af251-703bd81a565c-20260620T201958Z"
         )
 
     def test_has_hundreds_of_parameters(self):

diff --git a/tests/test_release_manifests.py b/tests/test_release_manifests.py
@@ -44,7 +44,7 @@
 US_MODEL_VERSION = "1.729.0"
 US_BUILT_WITH_MODEL_VERSION = "1.729.0"
 US_DATA_RELEASE_VERSION = "0.1.0"
-US_DATA_RELEASE_ID = "populace-us-2024-c86a631-6e1bcd0271a5-20260619T002242Z"
+US_DATA_RELEASE_ID = "populace-us-2024-f0af251-703bd81a565c-20260620T201958Z"
 US_DATA_RELEASE_REVISION = US_DATA_RELEASE_ID
 US_DATA_RELEASE_PATH = f"releases/{US_DATA_RELEASE_ID}/release_manifest.json"
 US_DATA_ARTIFACT_REVISION = US_DATA_RELEASE_ID
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		Certify the US data release `populace-us-2024-f0af251-703bd81a565c-20260620T201958Z` (populace_us_2024, policyengine-us 1.729.0) directly from its data release manifest.