{"messages":[{"content":"You are a constitutional council ranking individual git commits for ownership allocation.\n\nCompare these two commits. Decide which contributed more lasting value to the project.\n\nJudge substance, not spectacle:\n- Prefer correct, lasting design and real bugfixes over churn, formatting, renames, or generated noise.\n- Prefer clarity and necessity over sheer line count. A small precise change can beat a large diffuse one.\n- Do not favor a side merely because its patch is longer or noisier.\n- Weight what the change does for the project, not the contributor's name.\n\nReturn ONLY a JSON object: {\"winner\": \"A\" or \"B\", \"ratio\": \"N:M\", \"explanation\": \"...\"}\nThe explanation must cite concrete differences in the patches (1-3 sentences).\n\nSide A — contributor: tommy-mor\nSide A — commit message:\n[bda5f8aa] Remove legacy evidence projection; Evidence envelopes only.\n\nEpoch and commit pages no longer invent history from bare GitDiscovery rows. Production ledger will be wiped to re-emit under the current schema.\n\nCo-authored-by: Cursor <cursoragent@cursor.com>\n\nSide A — unified diff (full patch):\ndiff --git a/constitution.py b/constitution.py\nindex 4dd5b9dfbba231d46289c490f91b1dd5b1018bcf..26ba130e885e0e69fb7874ca5c3f07f42100a150 100644\n--- a/constitution.py\n+++ b/constitution.py\n@@ -210,10 +210,10 @@ class Emission:\n     distributions: dict   # author -> amount str\n     ranking: dict         # author -> score str\n     models_used: list\n-    discovery_snapshot_id: str = \"\"  # empty only for pre-discovery ledger history\n-    evidence_schema_version: int = 1\n-    ranking_run_id: str = \"\"\n-    ranking_event_id: str = \"\"\n+    discovery_snapshot_id: str\n+    evidence_schema_version: int\n+    ranking_run_id: str\n+    ranking_event_id: str\n \n \n @event\n@@ -502,26 +502,6 @@ def _epochs_in_ledger() -> list[int]:\n     return sorted(epochs)\n \n \n-def _legacy_commit_row(commit_id: str) -> tuple[GitDiscovery | None, dict | None]:\n-    for discovery in store.read():\n-        if not isinstance(discovery, GitDiscovery):\n-            continue\n-        for commit in discovery.commits:\n-            if commit_id_for_oid(commit[\"oid\"]) == commit_id:\n-                return discovery, commit\n-    return None, None\n-\n-\n-def _legacy_observation(commit_id: str) -> tuple[GitDiscovery | None, dict | None]:\n-    for discovery in store.read():\n-        if not isinstance(discovery, GitDiscovery):\n-            continue\n-        for obs in discovery.observations:\n-            if commit_id_for_oid(obs[\"oid\"]) == commit_id:\n-                return discovery, obs\n-    return None, None\n-\n-\n def build_pairwise_prompt(side_a: dict, side_b: dict) -> str:\n     return f\"\"\"You are ranking contributions to an open source project.\n Compare these two sides (each may be one or more commits). Decide which side contributed more.\n@@ -2040,7 +2020,7 @@ def _strip_heavy_fields(obj: dict) -> dict:\n \n @app.get(\"/api/ledger\")\n async def get_ledger(offset: int = 0, limit: int = 100, full: int = 0):\n-    \"\"\"List of ledger dicts (backward-compatible). Heavy blobs stripped unless full=1.\"\"\"\n+    \"\"\"List of ledger dicts. Heavy blobs stripped unless full=1.\"\"\"\n     limit = max(1, min(limit, 500))\n     rows = []\n     for e in store.read()[offset:offset + limit]:\n@@ -2274,23 +2254,25 @@ async def epochs_index():\n     epochs = _epochs_in_ledger()\n     rows = []\n     for epoch in epochs:\n-        discovery = _discovery_for_epoch(epoch)\n         emission = _emission_for_epoch(epoch)\n-        evidence_n = sum(\n-            1 for e in evidence_by_kind() if e.epoch == epoch\n+        evidence_n = sum(1 for e in evidence_by_kind() if e.epoch == epoch)\n+        disc = next(\n+            (\n+                e for e in evidence_by_kind(\"git.discovery_completed\")\n+                if e.epoch == epoch\n+            ),\n+            None,\n         )\n         detail = []\n-        if discovery:\n+        if disc:\n             detail.append(\n-                f\"{len(discovery.commits)} eligible / \"\n-                f\"{len(discovery.observations)} observed\"\n+                f\"{disc.payload.get('eligible_count', 0)} eligible / \"\n+                f\"{disc.payload.get('observation_count', 0)} observed\"\n             )\n         if emission:\n             detail.append(f\"emitted {emission.total_emitted}\")\n         if evidence_n:\n             detail.append(f\"{evidence_n} evidence events\")\n-        elif discovery or emission:\n-            detail.append(\"legacy (no Evidence envelopes)\")\n         rows.append([\"li\",\n             _a(_evidence_path(\"epoch\", str(epoch)), f\"epoch {epoch}\"),\n             \" — \",\n@@ -2307,37 +2289,37 @@ async def epochs_index():\n \n @app.get(\"/epochs/{epoch}\")\n async def epoch_detail(epoch: int):\n-    discovery = _discovery_for_epoch(epoch)\n     emission = _emission_for_epoch(epoch)\n     evidence_rows = [e for e in evidence_by_kind() if e.epoch == epoch]\n+    if not evidence_rows and emission is None:\n+        return _evidence_page(f\"epoch {epoch}\", [\n+            _evidence_nav(),\n+            [\"h1\", f\"epoch {epoch}\"],\n+            [\"p.note\", \"No evidence for this epoch.\"],\n+        ])\n+\n     commit_evs = [e for e in evidence_rows if e.kind == \"git.commit\"]\n     comparison_evs = [e for e in evidence_rows if e.kind == \"comparison.input\"]\n     judgment_evs = [e for e in evidence_rows if e.kind == \"llm.judgment\"]\n+    discovery_ev = next(\n+        (e for e in evidence_rows if e.kind == \"git.discovery_completed\"), None\n+    )\n     ranking_started = next(\n         (e for e in evidence_rows if e.kind == \"ranking.started\"), None\n     )\n     ranking_completed = next(\n         (e for e in evidence_rows if e.kind == \"ranking.completed\"), None\n     )\n-    legacy = not evidence_rows and (discovery is not None or emission is not None)\n-\n-    commit_links: list[tuple[str, str]] = []\n-    if commit_evs:\n-        for e in commit_evs:\n-            cid = e.payload.get(\"commit_id\") or \"\"\n-            label = (\n-                f\"{e.payload.get('oid', cid)[:24]} \"\n-                f\"({e.payload.get('contributor', '?')})\"\n-            )\n-            commit_links.append((label, _evidence_path(\"commit\", cid)))\n-    elif discovery:\n-        for c in discovery.commits:\n-            cid = commit_id_for_oid(c[\"oid\"])\n-            commit_links.append((\n-                f\"{c['oid'][:24]} ({c.get('contributor', '?')})\",\n-                _evidence_path(\"commit\", cid),\n-            ))\n \n+    commit_links = [\n+        (\n+            f\"{e.payload.get('oid', e.payload.get('commit_id', ''))[:24]} \"\n+            f\"({e.payload.get('contributor', '?')})\",\n+            _evidence_path(\"commit\", e.payload[\"commit_id\"]),\n+        )\n+        for e in commit_evs\n+        if e.payload.get(\"commit_id\")\n+    ]\n     comparison_links = [\n         (\n             e.payload.get(\"summary\") or e.payload.get(\"comparison_id\", e.event_id),\n@@ -2360,16 +2342,13 @@ async def epoch_detail(epoch: int):\n     ]\n \n     excluded = []\n-    if discovery:\n-        for obs in discovery.observations:\n+    if discovery_ev:\n+        for obs in discovery_ev.payload.get(\"observations\") or []:\n             if obs.get(\"eligible\"):\n                 continue\n             oid = obs.get(\"oid\", \"?\")\n             reason = obs.get(\"exclusion_reason\") or \"excluded\"\n-            excluded.append([\"li\",\n-                f\"{oid[:28]} — {reason} — \",\n-                [\"span.note\", \"legacy evidence unavailable\"],\n-            ])\n+            excluded.append([\"li\", f\"{oid[:28]} — {reason}\"])\n \n     ranking_nodes: list = []\n     if ranking_completed:\n@@ -2388,21 +2367,10 @@ async def epoch_detail(epoch: int):\n                 indent=2, sort_keys=True,\n             )],\n         ]\n-    elif emission:\n-        if legacy and len(emission.ranking or {}) <= 1:\n-            ranking_nodes.append([\"p.note\",\n-                \"Single-contributor epoch — no LLM judgments.\"\n-            ])\n-        ranking_nodes.extend([\n-            [\"p\", \"Projected from Emission (no ranking Evidence event).\"],\n-            [\"pre.blob\", json.dumps(emission.ranking, indent=2, sort_keys=True)],\n-        ])\n+    elif ranking_started:\n+        ranking_nodes = [[\"p.note\", f\"Ranking started: {ranking_started.event_id}\"]]\n     else:\n-        ranking_nodes = [[\"p.note\", \"No ranking recorded.\"]]\n-    if ranking_started and not ranking_completed:\n-        ranking_nodes.insert(0, [\"p.note\",\n-            f\"Ranking started: {ranking_started.event_id}\"\n-        ])\n+        ranking_nodes = [[\"p.note\", \"No ranking evidence.\"]]\n \n     if emission:\n         emission_node = _dl_rows([\n@@ -2411,44 +2379,41 @@ async def epoch_detail(epoch: int):\n             (\"pool_after\", emission.pool_after),\n             (\"discovery_snapshot_id\", emission.discovery_snapshot_id),\n             (\"ranking_run_id\", emission.ranking_run_id or None),\n+            (\"ranking_event_id\", emission.ranking_event_id or None),\n             (\"models_used\", \", \".join(emission.models_used or [])),\n             (\"distributions\", json.dumps(emission.distributions, sort_keys=True)),\n         ])\n     else:\n         emission_node = [\"p.note\", \"No emission for this epoch.\"]\n \n-    single_contributor = False\n-    if discovery:\n-        single_contributor = len({c.get(\"contributor\") for c in discovery.commits}) <= 1\n-    elif emission:\n-        single_contributor = len(emission.ranking or {}) <= 1\n+    contributors = {\n+        e.payload.get(\"contributor\")\n+        for e in commit_evs\n+        if e.payload.get(\"contributor\")\n+    }\n+    no_comparisons_note = \"No comparisons.\"\n+    if len(contributors) <= 1:\n+        no_comparisons_note += \" Single-contributor — no LLM judgments.\"\n \n     body = [\n         _evidence_nav(),\n         [\"div.eyebrow\", f\"epoch {epoch}\"],\n         [\"h1\", f\"epoch {epoch}\"],\n     ]\n-    if legacy:\n-        body.append([\"p.note\",\n-            \"Legacy epoch: projected from GitDiscovery/Emission without Evidence \"\n-            \"envelopes. Eligible commits use discovery patches; discarded observation \"\n-            \"metadata is marked legacy evidence unavailable. Single-contributor \"\n-            \"epochs have no LLM judgments.\"\n-        ])\n-    if discovery:\n+    if discovery_ev:\n         body.extend([\n             [\"h2\", \"discovery\"],\n             _dl_rows([\n-                (\"snapshot_id\", discovery.snapshot_id),\n-                (\"config_digest\", discovery.config_digest),\n-                (\"initial_snapshot\", discovery.initial_snapshot),\n-                (\"observations\", len(discovery.observations)),\n-                (\"eligible\", len(discovery.commits)),\n+                (\"snapshot_id\", discovery_ev.payload.get(\"snapshot_id\")),\n+                (\"config_digest\", discovery_ev.payload.get(\"config_digest\")),\n+                (\"observations\", discovery_ev.payload.get(\"observation_count\")),\n+                (\"eligible\", discovery_ev.payload.get(\"eligible_count\")),\n+                (\"event\", _a(\n+                    _evidence_path(\"event\", discovery_ev.event_id),\n+                    discovery_ev.event_id,\n+                )),\n             ]),\n         ])\n-    no_comparisons_note = \"No comparisons.\"\n-    if single_contributor:\n-        no_comparisons_note += \" Single-contributor — no LLM judgments.\"\n     body.extend([\n         [\"h2\", \"commits\"],\n         _link_list(commit_links),\n@@ -2471,92 +2436,42 @@ async def epoch_detail(epoch: int):\n @app.get(\"/commits/{commit_id}\")\n async def commit_detail(commit_id: str):\n     ev = find_evidence_payload(\"git.commit\", \"commit_id\", commit_id)\n-    discovery, legacy_row = (None, None)\n     if not ev:\n-        discovery, legacy_row = _legacy_commit_row(commit_id)\n-    if not ev and not legacy_row:\n-        discovery, obs = _legacy_observation(commit_id)\n-        if obs is not None:\n-            epoch = discovery.epoch if discovery else \"?\"\n-            return _evidence_page(f\"commit {commit_id[:24]}\", [\n-                _evidence_nav(\n-                    _a(_evidence_path(\"epoch\", str(epoch)), f\"epoch {epoch}\")\n-                ),\n-                [\"div.eyebrow\", \"commit\"],\n-                [\"h1\", commit_id],\n-                [\"p.note\", \"legacy evidence unavailable\"],\n-                _dl_rows([\n-                    (\"oid\", obs.get(\"oid\")),\n-                    (\"eligible\", obs.get(\"eligible\")),\n-                    (\"exclusion_reason\", obs.get(\"exclusion_reason\")),\n-                    (\"epoch\", str(epoch)),\n-                ]),\n-            ])\n         return _evidence_page(\"commit not found\", [\n             _evidence_nav(),\n             [\"h1\", \"commit not found\"],\n             [\"p\", commit_id],\n         ])\n-    if ev:\n-        p = ev.payload\n-        epoch = ev.epoch\n-        oid = p.get(\"oid\", \"\")\n-        contributor = p.get(\"contributor\", \"\")\n-        message = _blob_text(p.get(\"message\"))\n-        patch = _blob_text(p.get(\"patch\"))\n-        meta = _dl_rows([\n+    p = ev.payload\n+    epoch = ev.epoch\n+    return _evidence_page(f\"commit {commit_id[:24]}\", [\n+        _evidence_nav(_a(_evidence_path(\"epoch\", str(epoch)), f\"epoch {epoch}\")),\n+        [\"div.eyebrow\", \"commit\"],\n+        [\"h1\", commit_id],\n+        _dl_rows([\n             (\"commit_id\", commit_id),\n-            (\"oid\", oid),\n-            (\"contributor\", contributor),\n+            (\"oid\", p.get(\"oid\", \"\")),\n+            (\"contributor\", p.get(\"contributor\", \"\")),\n             (\"patch_sha256\", p.get(\"patch_sha256\")),\n             (\"patch_identity\", p.get(\"patch_identity\")),\n             (\"committer_timestamp_ms\", p.get(\"committer_timestamp_ms\")),\n             (\"evidence_event\", _a(_evidence_path(\"event\", ev.event_id), ev.event_id)),\n             (\"epoch\", _a(_evidence_path(\"epoch\", str(epoch)), str(epoch))),\n-        ])\n-        legacy_note = None\n-    else:\n-        assert legacy_row is not None and discovery is not None\n-        epoch = discovery.epoch\n-        oid = legacy_row.get(\"oid\", \"\")\n-        contributor = legacy_row.get(\"contributor\", \"\")\n-        message = legacy_row.get(\"message\") or \"\"\n-        patch = legacy_row.get(\"patch\") or \"\"\n-        meta = _dl_rows([\n-            (\"commit_id\", commit_id),\n-            (\"oid\", oid),\n-            (\"contributor\", contributor),\n-            (\"patch_sha256\", legacy_row.get(\"patch_sha256\")),\n-            (\"patch_identity\", legacy_row.get(\"patch_identity\")),\n-            (\"committer_timestamp_ms\", legacy_row.get(\"committer_timestamp_ms\")),\n-            (\"epoch\", _a(_evidence_path(\"epoch\", str(epoch)), str(epoch))),\n-            (\"source\", \"legacy GitDiscovery projection\"),\n-        ])\n-        legacy_note = [\"p.note\", \"Projected from GitDiscovery — Evidence envelope absent.\"]\n-    return _evidence_page(f\"commit {commit_id[:24]}\", [\n-        _evidence_nav(_a(_evidence_path(\"epoch\", str(epoch)), f\"epoch {epoch}\")),\n-        [\"div.eyebrow\", \"commit\"],\n-        [\"h1\", commit_id],\n-        *([legacy_note] if legacy_note else []),\n-        meta,\n+        ]),\n         [\"p\", _a(f\"/commits/{commit_id}/patch\", \"download patch\")],\n         [\"h2\", \"message\"],\n-        _pre_blob(message),\n+        _pre_blob(_blob_text(p.get(\"message\"))),\n         [\"h2\", \"patch\"],\n-        _pre_blob(patch),\n+        _pre_blob(_blob_text(p.get(\"patch\"))),\n     ])\n \n \n @app.get(\"/commits/{commit_id}/patch\")\n async def commit_patch_download(commit_id: str):\n     ev = find_evidence_payload(\"git.commit\", \"commit_id\", commit_id)\n-    if ev:\n-        raw = _decode_blob(ev.payload.get(\"patch\")) or _blob_text(ev.payload.get(\"patch\")).encode()\n-    else:\n-        _, row = _legacy_commit_row(commit_id)\n-        if not row:\n-            return PlainTextResponse(\"not found\", status_code=404)\n-        raw = (row.get(\"patch\") or \"\").encode(\"utf-8\")\n+    if not ev:\n+        return PlainTextResponse(\"not found\", status_code=404)\n+    raw = _decode_blob(ev.payload.get(\"patch\")) or _blob_text(ev.payload.get(\"patch\")).encode()\n     return Response(\n         content=raw,\n         media_type=\"text/plain; charset=utf-8\",\n@@ -3226,7 +3141,9 @@ async def watch():\n                 [\"div.controls\",\n                     [\"button#play\", {\"type\": \"button\", \"disabled\": \"true\"}, \"▶ Play live feed\"],\n                     [\"button#pause\", {\"type\": \"button\"}, \"Ⅱ Pause feed\"],\n-                    [\"span.note\", \"Pause stops local updates; the constitutional process continues.\"],\n+                    [\"span.note\",\n+                     \"Play/pause only affect this browser feed — they do not run or stop emission. \"\n+                     \"The server emits at each epoch boundary; status above is that process.\"],\n                 ],\n             ],\n             [\"section.panel\",\ndiff --git a/tests/integration.clj b/tests/integration.clj\nindex 204b0fedfbad57846205cb140c4ed9406b5f8e0e..11140e95a8cd86768a661a30e6b29a3ddfc95fcc 100644\n--- a/tests/integration.clj\n+++ b/tests/integration.clj\n@@ -247,7 +247,10 @@\n                :decay_rate   \"0.003253356063468\"\n                :distributions {\"alice\" \"381.4282558872\" \"bob\" \"190.7141279436\"}\n                :ranking       {\"alice\" \"0.6666\" \"bob\" \"0.3334\"}\n-               :models_used   [\"mock/chat-v1\" \"mock/chat-v2\"]}]\n+               :models_used   [\"mock/chat-v1\" \"mock/chat-v2\"]\n+               :evidence_schema_version 2\n+               :ranking_run_id \"seed-rank\"\n+               :ranking_event_id \"seed-rank-ev\"}]\n     (spit path (str (json/generate-string entry) \"\\n\"))))\n \n ;; ---------------------------------------------------------------------------\ndiff --git a/tests/test_evidence.py b/tests/test_evidence.py\nindex 76adcd343eec3a65dec58fda93b068356fb1adcd..7cb74fd7fb1bcd0ab17d2cbe2e6ca7e61e164221 100644\n--- a/tests/test_evidence.py\n+++ b/tests/test_evidence.py\n@@ -1,4 +1,4 @@\n-\"\"\"HTML evidence graph: byte fidelity, resume, legacy projection, private ack.\"\"\"\n+\"\"\"HTML evidence graph: byte fidelity, resume, and Evidence-only pages.\"\"\"\n \n from __future__ import annotations\n \n@@ -86,55 +86,10 @@ def test_html_evidence_pages_escape_and_link(evidence_store):\n     assert patch_resp.headers[\"content-disposition\"].startswith(\"attachment\")\n \n \n-def test_legacy_epoch_projects_from_gitdiscovery_without_evidence(evidence_store):\n-    oid = \"sha1:\" + \"b\" * 40\n-    discovery = c.GitDiscovery(\n-        schema_version=1,\n-        epoch=3,\n-        snapshot_id=\"legacy-snap\",\n-        timestamp_ms=1,\n-        config_digest=\"d\",\n-        initial_snapshot=True,\n-        configuration={\"repositories\": [], \"contributors\": {}},\n-        repositories=[],\n-        observations=[{\n-            \"oid\": oid,\n-            \"eligible\": False,\n-            \"exclusion_reason\": \"before_genesis\",\n-            \"first_sources\": [],\n-        }, {\n-            \"oid\": \"sha1:\" + \"c\" * 40,\n-            \"eligible\": True,\n-            \"exclusion_reason\": None,\n-            \"first_sources\": [],\n-        }],\n-        commits=[{\n-            \"oid\": \"sha1:\" + \"c\" * 40,\n-            \"contributor\": \"tommy-mor\",\n-            \"message\": \"eligible\",\n-            \"patch\": \"diff --git a/x b/x\\n\",\n-        }],\n-    )\n-    emission = c.Emission(\n-        epoch=3,\n-        timestamp_ms=2,\n-        pool_before=\"1\",\n-        total_emitted=\"0.1\",\n-        pool_after=\"0.9\",\n-        decay_rate=\"0.1\",\n-        distributions={\"tommy-mor\": \"0.1\"},\n-        ranking={\"tommy-mor\": \"1\"},\n-        models_used=[],\n-        discovery_snapshot_id=\"legacy-snap\",\n-    )\n-    asyncio.run(c.store.append(discovery))\n-    asyncio.run(c.store.append(emission))\n-    html = asyncio.run(c.epoch_detail(3)).body.decode()\n-    assert \"legacy\" in html.lower()\n-    assert \"Single-contributor\" in html or \"no LLM\" in html\n-    excluded_id = c.commit_id_for_oid(oid)\n-    excluded_html = asyncio.run(c.commit_detail(excluded_id)).body.decode()\n-    assert \"legacy evidence unavailable\" in excluded_html.lower()\n+def test_commit_without_evidence_is_not_found(evidence_store):\n+    html = asyncio.run(c.commit_detail(\"c_missing\")).body.decode()\n+    assert \"commit not found\" in html\n+    assert \"legacy\" not in html.lower()\n \n \n def test_ranking_resume_skips_duplicate_provider_calls(evidence_store, monkeypatch):\n@@ -202,6 +157,10 @@ def test_epochs_index_lists_epochs(evidence_store):\n         distributions={},\n         ranking={},\n         models_used=[],\n+        discovery_snapshot_id=\"snap\",\n+        evidence_schema_version=c.EVIDENCE_SCHEMA_VERSION,\n+        ranking_run_id=\"r\",\n+        ranking_event_id=\"e\",\n     )))\n     html = asyncio.run(c.epochs_index()).body.decode()\n     assert \"/epochs/3\" in html\n\n\nSide B — contributor: tommy-mor\nSide B — commit message:\n[bf118bdf] Sanitize Reddit entity body HTML before rendering.\n\nUse ammonia at render time so untrusted selftext_html cannot execute scripts in our origin.\n\nCo-authored-by: Cursor <cursoragent@cursor.com>\n\nSide B — unified diff (full patch):\ndiff --git a/Cargo.lock b/Cargo.lock\nindex 3dec7cb72a182dc654a37dca8ba0b49d77504daa..0dd4fce5fb6400ae153cca4e3dbf5a5158e6d8b4 100644\n--- a/Cargo.lock\n+++ b/Cargo.lock\n@@ -11,6 +11,19 @@ dependencies = [\n  \"memchr\",\n ]\n \n+[[package]]\n+name = \"ammonia\"\n+version = \"4.1.2\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"17e913097e1a2124b46746c980134e8c954bc17a6a59bb3fde96f088d126dde6\"\n+dependencies = [\n+ \"cssparser\",\n+ \"html5ever\",\n+ \"maplit\",\n+ \"tendril\",\n+ \"url\",\n+]\n+\n [[package]]\n name = \"anyhow\"\n version = \"1.0.102\"\n@@ -355,6 +368,29 @@ version = \"0.2.4\"\n source = \"registry+https://github.com/rust-lang/crates.io-index\"\n checksum = \"460fbee9c2c2f33933d720630a6a0bac33ba7053db5344fac858d4b8952d77d5\"\n \n+[[package]]\n+name = \"cssparser\"\n+version = \"0.35.0\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"4e901edd733a1472f944a45116df3f846f54d37e67e68640ac8bb69689aca2aa\"\n+dependencies = [\n+ \"cssparser-macros\",\n+ \"dtoa-short\",\n+ \"itoa\",\n+ \"phf\",\n+ \"smallvec\",\n+]\n+\n+[[package]]\n+name = \"cssparser-macros\"\n+version = \"0.6.1\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"13b588ba4ac1a99f7f2964d24b3d896ddc6bf847ee3855dbd4366f058cfcd331\"\n+dependencies = [\n+ \"quote\",\n+ \"syn\",\n+]\n+\n [[package]]\n name = \"deranged\"\n version = \"0.5.8\"\n@@ -381,6 +417,21 @@ version = \"0.15.7\"\n source = \"registry+https://github.com/rust-lang/crates.io-index\"\n checksum = \"1aaf95b3e5c8f23aa320147307562d361db0ae0d51242340f558153b4eb2439b\"\n \n+[[package]]\n+name = \"dtoa\"\n+version = \"1.0.11\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"4c3cf4824e2d5f025c7b531afcb2325364084a16806f6d47fbc1f5fbd9960590\"\n+\n+[[package]]\n+name = \"dtoa-short\"\n+version = \"0.3.5\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"cd1511a7b6a56299bd043a9c167a6d2bfb37bf84a6dfceaba651168adfb43c87\"\n+dependencies = [\n+ \"dtoa\",\n+]\n+\n [[package]]\n name = \"durable\"\n version = \"0.2.0\"\n@@ -482,6 +533,16 @@ dependencies = [\n  \"percent-encoding\",\n ]\n \n+[[package]]\n+name = \"futf\"\n+version = \"0.1.5\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"df420e2e84819663797d1ec6544b13c5be84629e7bb00dc960d6917db2987843\"\n+dependencies = [\n+ \"mac\",\n+ \"new_debug_unreachable\",\n+]\n+\n [[package]]\n name = \"futures-channel\"\n version = \"0.3.32\"\n@@ -614,6 +675,17 @@ version = \"0.5.0\"\n source = \"registry+https://github.com/rust-lang/crates.io-index\"\n checksum = \"2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea\"\n \n+[[package]]\n+name = \"html5ever\"\n+version = \"0.35.0\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"55d958c2f74b664487a2035fe1dadb032c48718a03b63f3ab0b8537db8549ed4\"\n+dependencies = [\n+ \"log\",\n+ \"markup5ever\",\n+ \"match_token\",\n+]\n+\n [[package]]\n name = \"http\"\n version = \"1.4.1\"\n@@ -974,6 +1046,15 @@ version = \"0.8.2\"\n source = \"registry+https://github.com/rust-lang/crates.io-index\"\n checksum = \"92daf443525c4cce67b150400bc2316076100ce0b3686209eb8cf3c31612e6f0\"\n \n+[[package]]\n+name = \"lock_api\"\n+version = \"0.4.14\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"224399e74b87b5f3557511d98dff8b14089b3dadafcab6bb93eab67d3aace965\"\n+dependencies = [\n+ \"scopeguard\",\n+]\n+\n [[package]]\n name = \"log\"\n version = \"0.4.30\"\n@@ -990,6 +1071,40 @@ dependencies = [\n  \"libc\",\n ]\n \n+[[package]]\n+name = \"mac\"\n+version = \"0.1.1\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"c41e0c4fef86961ac6d6f8a82609f55f31b05e4fce149ac5710e439df7619ba4\"\n+\n+[[package]]\n+name = \"maplit\"\n+version = \"1.0.2\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"3e2e65a1a2e43cfcb47a895c4c8b10d1f4a61097f9f254f183aee60cad9c651d\"\n+\n+[[package]]\n+name = \"markup5ever\"\n+version = \"0.35.0\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"311fe69c934650f8f19652b3946075f0fc41ad8757dbb68f1ca14e7900ecc1c3\"\n+dependencies = [\n+ \"log\",\n+ \"tendril\",\n+ \"web_atoms\",\n+]\n+\n+[[package]]\n+name = \"match_token\"\n+version = \"0.35.0\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"ac84fd3f360fcc43dc5f5d186f02a94192761a080e8bc58621ad4d12296a58cf\"\n+dependencies = [\n+ \"proc-macro2\",\n+ \"quote\",\n+ \"syn\",\n+]\n+\n [[package]]\n name = \"matchers\"\n version = \"0.2.0\"\n@@ -1092,6 +1207,12 @@ dependencies = [\n  \"tempfile\",\n ]\n \n+[[package]]\n+name = \"new_debug_unreachable\"\n+version = \"1.0.6\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"650eef8c711430f1a879fdd01d4745a7deea475becfb90269c06775983bbf086\"\n+\n [[package]]\n name = \"nom\"\n version = \"7.1.3\"\n@@ -1175,6 +1296,29 @@ dependencies = [\n  \"vcpkg\",\n ]\n \n+[[package]]\n+name = \"parking_lot\"\n+version = \"0.12.5\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"93857453250e3077bd71ff98b6a65ea6621a19bb0f559a85248955ac12c45a1a\"\n+dependencies = [\n+ \"lock_api\",\n+ \"parking_lot_core\",\n+]\n+\n+[[package]]\n+name = \"parking_lot_core\"\n+version = \"0.9.12\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"2621685985a2ebf1c516881c026032ac7deafcda1a2c9b7850dc81e3dfcb64c1\"\n+dependencies = [\n+ \"cfg-if\",\n+ \"libc\",\n+ \"redox_syscall\",\n+ \"smallvec\",\n+ \"windows-link\",\n+]\n+\n [[package]]\n name = \"peeking_take_while\"\n version = \"0.1.2\"\n@@ -1187,6 +1331,58 @@ version = \"2.3.2\"\n source = \"registry+https://github.com/rust-lang/crates.io-index\"\n checksum = \"9b4f627cb1b25917193a259e49bdad08f671f8d9708acfd5fe0a8c1455d87220\"\n \n+[[package]]\n+name = \"phf\"\n+version = \"0.11.3\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"1fd6780a80ae0c52cc120a26a1a42c1ae51b247a253e4e06113d23d2c2edd078\"\n+dependencies = [\n+ \"phf_macros\",\n+ \"phf_shared\",\n+]\n+\n+[[package]]\n+name = \"phf_codegen\"\n+version = \"0.11.3\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"aef8048c789fa5e851558d709946d6d79a8ff88c0440c587967f8e94bfb1216a\"\n+dependencies = [\n+ \"phf_generator\",\n+ \"phf_shared\",\n+]\n+\n+[[package]]\n+name = \"phf_generator\"\n+version = \"0.11.3\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"3c80231409c20246a13fddb31776fb942c38553c51e871f8cbd687a4cfb5843d\"\n+dependencies = [\n+ \"phf_shared\",\n+ \"rand 0.8.6\",\n+]\n+\n+[[package]]\n+name = \"phf_macros\"\n+version = \"0.11.3\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"f84ac04429c13a7ff43785d75ad27569f2951ce0ffd30a3321230db2fc727216\"\n+dependencies = [\n+ \"phf_generator\",\n+ \"phf_shared\",\n+ \"proc-macro2\",\n+ \"quote\",\n+ \"syn\",\n+]\n+\n+[[package]]\n+name = \"phf_shared\"\n+version = \"0.11.3\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"67eabc2ef2a60eb7faa00097bd1ffdb5bd28e62bf39990626a582201b7a754e5\"\n+dependencies = [\n+ \"siphasher\",\n+]\n+\n [[package]]\n name = \"pin-project-lite\"\n version = \"0.2.17\"\n@@ -1223,6 +1419,12 @@ dependencies = [\n  \"zerocopy\",\n ]\n \n+[[package]]\n+name = \"precomputed-hash\"\n+version = \"0.1.1\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"925383efa346730478fb4838dbe9137d2a47675ad789c546d150a6e1dd4ab31c\"\n+\n [[package]]\n name = \"prettyplease\"\n version = \"0.2.37\"\n@@ -1379,6 +1581,15 @@ dependencies = [\n  \"rand_core 0.9.5\",\n ]\n \n+[[package]]\n+name = \"redox_syscall\"\n+version = \"0.5.18\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"ed2bf2547551a7053d6fdfafda3f938979645c44812fbfcda098faae3f1a362d\"\n+dependencies = [\n+ \"bitflags 2.11.1\",\n+]\n+\n [[package]]\n name = \"regex\"\n version = \"1.12.3\"\n@@ -1563,6 +1774,12 @@ dependencies = [\n  \"windows-sys 0.61.2\",\n ]\n \n+[[package]]\n+name = \"scopeguard\"\n+version = \"1.2.0\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49\"\n+\n [[package]]\n name = \"security-framework\"\n version = \"3.7.0\"\n@@ -1683,6 +1900,12 @@ dependencies = [\n  \"libc\",\n ]\n \n+[[package]]\n+name = \"siphasher\"\n+version = \"1.0.3\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"8ee5873ec9cce0195efcb7a4e9507a04cd49aec9c83d0389df45b1ef7ba2e649\"\n+\n [[package]]\n name = \"slab\"\n version = \"0.4.12\"\n@@ -1709,6 +1932,7 @@ dependencies = [\n name = \"sorter2-server\"\n version = \"0.0.1\"\n dependencies = [\n+ \"ammonia\",\n  \"async-stream\",\n  \"axum\",\n  \"axum-extra\",\n@@ -1742,6 +1966,31 @@ version = \"1.2.1\"\n source = \"registry+https://github.com/rust-lang/crates.io-index\"\n checksum = \"6ce2be8dc25455e1f91df71bfa12ad37d7af1092ae736f3a6cd0e37bc7810596\"\n \n+[[package]]\n+name = \"string_cache\"\n+version = \"0.8.9\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"bf776ba3fa74f83bf4b63c3dcbbf82173db2632ed8452cb2d891d33f459de70f\"\n+dependencies = [\n+ \"new_debug_unreachable\",\n+ \"parking_lot\",\n+ \"phf_shared\",\n+ \"precomputed-hash\",\n+ \"serde\",\n+]\n+\n+[[package]]\n+name = \"string_cache_codegen\"\n+version = \"0.5.4\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"c711928715f1fe0fe509c53b43e993a9a557babc2d0a3567d0a3006f1ac931a0\"\n+dependencies = [\n+ \"phf_generator\",\n+ \"phf_shared\",\n+ \"proc-macro2\",\n+ \"quote\",\n+]\n+\n [[package]]\n name = \"subtle\"\n version = \"2.6.1\"\n@@ -1813,6 +2062,17 @@ dependencies = [\n  \"windows-sys 0.61.2\",\n ]\n \n+[[package]]\n+name = \"tendril\"\n+version = \"0.4.3\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"d24a120c5fc464a3458240ee02c299ebcb9d67b5249c8848b09d639dca8d7bb0\"\n+dependencies = [\n+ \"futf\",\n+ \"mac\",\n+ \"utf-8\",\n+]\n+\n [[package]]\n name = \"thiserror\"\n version = \"1.0.69\"\n@@ -2116,6 +2376,12 @@ version = \"2.1.3\"\n source = \"registry+https://github.com/rust-lang/crates.io-index\"\n checksum = \"daf8dba3b7eb870caf1ddeed7bc9d2a049f3cfdfae7cb521b087cc33ae4c49da\"\n \n+[[package]]\n+name = \"utf-8\"\n+version = \"0.7.6\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"09cc8ee72d2a9becf2f2febe0205bbed8fc6615b7cb429ad062dc7b7ddd036a9\"\n+\n [[package]]\n name = \"utf8_iter\"\n version = \"1.0.4\"\n@@ -2281,6 +2547,18 @@ dependencies = [\n  \"wasm-bindgen\",\n ]\n \n+[[package]]\n+name = \"web_atoms\"\n+version = \"0.1.3\"\n+source = \"registry+https://github.com/rust-lang/crates.io-index\"\n+checksum = \"57ffde1dc01240bdf9992e3205668b235e59421fd085e8a317ed98da0178d414\"\n+dependencies = [\n+ \"phf\",\n+ \"phf_codegen\",\n+ \"string_cache\",\n+ \"string_cache_codegen\",\n+]\n+\n [[package]]\n name = \"windows-link\"\n version = \"0.2.1\"\ndiff --git a/server/Cargo.toml b/server/Cargo.toml\nindex 47659ff82fbfb50972eb2b87575e80f66e572ba4..27f552c20b97ef28cdde4cb6b1a4980375135111 100644\n--- a/server/Cargo.toml\n+++ b/server/Cargo.toml\n@@ -13,6 +13,7 @@ serde = { version = \"1\", features = [\"derive\"] }\n serde_json = \"1\"\n thiserror = \"1\"\n maud = { version = \"0.26\", features = [\"axum\"] }\n+ammonia = \"4.1\"\n tower = \"0.5\"\n tower-http = { version = \"0.5\", features = [\"trace\"] }\n tracing = \"0.1\"\ndiff --git a/server/src/fetch/html.rs b/server/src/fetch/html.rs\nindex dadf050515f0473943dad97df5d318032c8cb385..5b160c6b8bd216dfaf80149854aec0566cd00460 100644\n--- a/server/src/fetch/html.rs\n+++ b/server/src/fetch/html.rs\n@@ -4,6 +4,7 @@ use maud::{html, Markup};\n \n use crate::{\n     form_template::template_json_compact,\n+    html::sanitize::entity_body_html,\n     path_types::ItemId,\n     reddit::{is_children_fetchable, is_fetchable},\n     reducer::NodeState,\n@@ -27,7 +28,7 @@ pub fn entity_panel(node: &NodeState) -> Markup {\n                     p class=\"muted small\" { \"by \" (author) }\n                 }\n                 @if let Some(body) = &data.body_html {\n-                    div class=\"entity-body\" { (maud::PreEscaped(body)) }\n+                    div class=\"entity-body\" { (maud::PreEscaped(entity_body_html(body))) }\n                 }\n             }\n         }\ndiff --git a/server/src/html/mod.rs b/server/src/html/mod.rs\nindex e180a0ca542a33e2300c0a4809e6b9cfee07ecfe..a58cbbee3490a08a625cb06df06848c59a615d65 100644\n--- a/server/src/html/mod.rs\n+++ b/server/src/html/mod.rs\n@@ -20,6 +20,7 @@ use crate::{\n     ui_action::UI_RPC_FIELD,\n };\n \n+pub mod sanitize;\n pub mod vote;\n \n const SORTER_CSS: &str = include_str!(\"../../static/sorter.css\");\ndiff --git a/server/src/html/sanitize.rs b/server/src/html/sanitize.rs\nnew file mode 100644\nindex 0000000000000000000000000000000000000000..6685ed2535281b9fd5d65b042cbc5a11c5d4df37\n--- /dev/null\n+++ b/server/src/html/sanitize.rs\n@@ -0,0 +1,39 @@\n+//! Whitelist sanitization for untrusted HTML fragments (e.g. Reddit `selftext_html`).\n+\n+use std::sync::LazyLock;\n+\n+use ammonia::Builder;\n+\n+static ENTITY_BODY: LazyLock<Builder<'static>> = LazyLock::new(|| {\n+    let mut b = Builder::default();\n+    b.strip_comments(true);\n+    b.link_rel(Some(\"noopener noreferrer\"));\n+    b\n+});\n+\n+/// Sanitize HTML safe for embedding in our pages via [`maud::PreEscaped`].\n+pub fn entity_body_html(raw: &str) -> String {\n+    ENTITY_BODY.clean(raw).to_string()\n+}\n+\n+#[cfg(test)]\n+mod tests {\n+    use super::entity_body_html;\n+\n+    #[test]\n+    fn keeps_benign_markup() {\n+        assert_eq!(\n+            entity_body_html(\"<p>release notes</p>\"),\n+            \"<p>release notes</p>\"\n+        );\n+    }\n+\n+    #[test]\n+    fn strips_scripts_and_event_handlers() {\n+        let raw = \"<p>ok</p><script>alert(1)</script><img src=x onerror=alert(1)>\";\n+        let clean = entity_body_html(raw);\n+        assert!(!clean.contains(\"<script\"));\n+        assert!(!clean.contains(\"onerror\"));\n+        assert!(clean.contains(\"<p>ok</p>\"));\n+    }\n+}\ndiff --git a/server/src/render/reddit.rs b/server/src/render/reddit.rs\nindex c4f98fc760c32ce1b41a91bd41e97908bd198937..7f840aa33b734a31d8cf3341a0581c8bcb9bbcf3 100644\n--- a/server/src/render/reddit.rs\n+++ b/server/src/render/reddit.rs\n@@ -3,6 +3,7 @@\n use maud::{html, Markup};\n \n use crate::{\n+    html::sanitize::entity_body_html,\n     path_types::ItemId,\n     reducer::{EntityData, GlobalTree, NodeState},\n };\n@@ -57,7 +58,7 @@ fn post_entity_card(data: &EntityData) -> Markup {\n                 }\n             }\n             @if let Some(body) = &data.body_html {\n-                div class=\"entity-body\" { (maud::PreEscaped(body)) }\n+                div class=\"entity-body\" { (maud::PreEscaped(entity_body_html(body))) }\n             }\n         }\n     }\n","role":"user"}],"model":"~anthropic/claude-sonnet-latest"}