diff --git a/.github/workflows/repair-pr-224.yml b/.github/workflows/repair-pr-224.yml
new file mode 100644
index 0000000..3e60627
--- /dev/null
+++ b/.github/workflows/repair-pr-224.yml
@@ -0,0 +1,261 @@
+name: Repair PR 224 multi-hash lock evidence
+
+on:
+  push:
+    branches:
+      - dependabot/pip/ruff-0.16.3
+    paths:
+      - .github/workflows/repair-pr-224.yml
+
+permissions:
+  contents: write
+
+concurrency:
+  group: repair-pr-224-${{ github.ref }}
+  cancel-in-progress: false
+
+jobs:
+  repair:
+    if: >-
+      github.repository == 'ContextualWisdomLab/EgressWeave' &&
+      github.ref == 'refs/heads/dependabot/pip/ruff-0.16.3'
+    runs-on: ubuntu-24.04
+    timeout-minutes: 35
+    env:
+      EXPECTED_PARENT_SHA: 006161e9530ae081623f81b6cf4d32bce6a55bcc
+      TARGET_BRANCH: dependabot/pip/ruff-0.16.3
+    steps:
+      - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+        with:
+          ref: ${{ github.sha }}
+          fetch-depth: 2
+          persist-credentials: false
+      - name: Verify exact repair boundary
+        shell: bash
+        run: |
+          set -euo pipefail
+          test "$(git rev-parse HEAD^)" = "$EXPECTED_PARENT_SHA"
+          test "$(git rev-parse HEAD)" = "$GITHUB_SHA"
+          test "$(git branch --show-current)" = "$TARGET_BRANCH"
+      - name: Apply minimal multi-hash parser correction and regressions
+        shell: bash
+        run: |
+          set -euo pipefail
+          python - <<'PY'
+          from pathlib import Path
+          from textwrap import dedent
+
+          script_path = Path("scripts/ci/generate_release_sbom.py")
+          script = script_path.read_text(encoding="utf-8")
+
+          replacements = [
+              (
+                  "def _load_runtime_lock(path: Path) -> dict[str, dict[str, str | None]]:\n",
+                  "def _load_runtime_lock(\n"
+                  "    path: Path,\n"
+                  ") -> dict[str, dict[str, str | tuple[str, ...] | None]]:\n",
+              ),
+              (
+                  '    """Load exact package versions, markers, and hashes from the CI lock."""\n',
+                  '    """Load exact package versions, markers, and allowed hashes from the CI lock."""\n',
+              ),
+              (
+                  "    entries: dict[str, dict[str, str | None]] = {}\n",
+                  "    entries: dict[\n"
+                  "        str, dict[str, str | tuple[str, ...] | None]\n"
+                  "    ] = {}\n",
+              ),
+              (
+                  '''        if line.count("--hash=sha256:") != 1:
+                      raise SystemExit("runtime lock entries require exactly one SHA-256 hash")
+                  requirement_text, digest = line.split("--hash=sha256:", 1)
+                  digest = digest.strip()
+                  if SHA256.fullmatch(digest) is None:
+                      raise SystemExit("runtime lock contains a noncanonical SHA-256 hash")
+          ''',
+                  '''        segments = line.split("--hash=sha256:")
+                  if len(segments) < 2:
+                      raise SystemExit(
+                          "runtime lock entries require at least one SHA-256 hash"
+                      )
+                  requirement_text = segments[0]
+                  digests = tuple(segment.strip() for segment in segments[1:])
+                  if any(SHA256.fullmatch(digest) is None for digest in digests):
+                      raise SystemExit("runtime lock contains a noncanonical SHA-256 hash")
+                  if len(set(digests)) != len(digests):
+                      raise SystemExit("runtime lock contains a duplicate SHA-256 hash")
+          ''',
+              ),
+              ('            "sha256": digest,\n', '            "sha256": digests,\n'),
+              (
+                  '''    for name, component in components.items():
+                  locked = lock_entries.get(name)
+                  expected = {
+                      "version": component["version"],
+                      "sha256": component["sha256"],
+                      "marker": _canonical_marker(component["marker"], f"component {name}"),
+                  }
+                  if locked != expected:
+                      raise SystemExit(
+                          f"component {name!r} does not match the hash-locked runtime subset"
+                      )
+          ''',
+                  '''    for name, component in components.items():
+                  locked = lock_entries.get(name)
+                  expected_marker = _canonical_marker(
+                      component["marker"], f"component {name}"
+                  )
+                  if (
+                      locked is None
+                      or locked["version"] != component["version"]
+                      or locked["marker"] != expected_marker
+                      or component["sha256"] not in locked["sha256"]
+                  ):
+                      raise SystemExit(
+                          f"component {name!r} does not match the hash-locked runtime subset"
+                      )
+          ''',
+              ),
+          ]
+          for old, new in replacements:
+              if script.count(old) != 1:
+                  raise SystemExit(f"runtime-lock repair boundary drifted: {old[:60]!r}")
+              script = script.replace(old, new, 1)
+          script_path.write_text(script, encoding="utf-8")
+
+          Path("tests/test_release_lock_hash_sets.py").write_text(
+              dedent(
+                  '''\
+                  """Regression contracts for portable multi-artifact hash locks."""
+
+                  from __future__ import annotations
+
+                  import importlib.util
+                  from pathlib import Path
+
+                  import pytest
+
+                  REPOSITORY_ROOT = Path(__file__).resolve().parents[1]
+                  GENERATOR_PATH = REPOSITORY_ROOT / "scripts" / "ci" / "generate_release_sbom.py"
+                  MANIFEST_PATH = REPOSITORY_ROOT / "scripts" / "ci" / "release_runtime_dependencies.json"
+                  LOCK_PATH = REPOSITORY_ROOT / "requirements-ci.txt"
+
+
+                  def _load_generator():
+                      """Load the repository SBOM generator without packaging it."""
+                      specification = importlib.util.spec_from_file_location(
+                          "egressweave_release_lock_hash_sets",
+                          GENERATOR_PATH,
+                      )
+                      assert specification is not None and specification.loader is not None
+                      module = importlib.util.module_from_spec(specification)
+                      specification.loader.exec_module(module)
+                      return module
+
+
+                  def test_runtime_lock_accepts_distinct_platform_hashes(tmp_path: Path) -> None:
+                      """Preserve every exact artifact hash attached to one pinned version."""
+                      generator = _load_generator()
+                      first_digest = "a" * 64
+                      second_digest = "b" * 64
+                      lock_path = tmp_path / "requirements-ci.txt"
+                      lock_path.write_text(
+                          "tool==1.2.3 "
+                          f"--hash=sha256:{first_digest} "
+                          f"--hash=sha256:{second_digest}\\n",
+                          encoding="utf-8",
+                      )
+
+                      assert generator._load_runtime_lock(lock_path) == {
+                          "tool": {
+                              "version": "1.2.3",
+                              "sha256": (first_digest, second_digest),
+                              "marker": None,
+                          }
+                      }
+
+
+                  def test_runtime_lock_rejects_duplicate_artifact_hashes(tmp_path: Path) -> None:
+                      """Reject ambiguous duplicate evidence within one package entry."""
+                      generator = _load_generator()
+                      digest = "a" * 64
+                      lock_path = tmp_path / "requirements-ci.txt"
+                      lock_path.write_text(
+                          f"tool==1.2.3 --hash=sha256:{digest} --hash=sha256:{digest}\\n",
+                          encoding="utf-8",
+                      )
+
+                      with pytest.raises(SystemExit, match="duplicate SHA-256"):
+                          generator._load_runtime_lock(lock_path)
+
+
+                  def test_runtime_manifest_accepts_its_digest_among_platform_hashes(
+                      tmp_path: Path,
+                  ) -> None:
+                      """Bind runtime evidence to one reviewed digest in a portable hash set."""
+                      generator = _load_generator()
+                      lock_text = LOCK_PATH.read_text(encoding="utf-8")
+                      needle = (
+                          "anyio==4.14.2 \\\\n"
+                          "    --hash=sha256:"
+                          "9f505dda5ac9f0c8309b5e8bd445a8c2bf7246f3ce950121e45ea15bc41d1494"
+                      )
+                      replacement = needle + " \\\\n    --hash=sha256:" + ("f" * 64)
+                      assert lock_text.count(needle) == 1
+                      portable_lock = tmp_path / "requirements-ci.txt"
+                      portable_lock.write_text(
+                          lock_text.replace(needle, replacement, 1),
+                          encoding="utf-8",
+                      )
+
+                      generator.validate_runtime_lock(MANIFEST_PATH, portable_lock)
+                  '''
+              ),
+              encoding="utf-8",
+          )
+
+          changelog_path = Path("CHANGELOG.md")
+          changelog = changelog_path.read_text(encoding="utf-8")
+          anchor = "### Fixed\n"
+          addition = (
+              "- Accept distinct exact SHA-256 artifact hashes for one pinned CI package while "
+              "requiring every reviewed runtime SBOM digest to be present in that immutable set. "
+              "This preserves portable hash-locked tooling without weakening release evidence.\n"
+          )
+          if changelog.count(anchor) != 1 or addition in changelog:
+              raise SystemExit("changelog insertion boundary drifted")
+          changelog_path.write_text(
+              changelog.replace(anchor, anchor + addition, 1),
+              encoding="utf-8",
+          )
+          PY
+      - uses: actions/setup-python@5fda3b95a4ea91299a34e894583c3862153e4b97 # v7.0.0
+        with:
+          python-version: '3.14'
+          cache: pip
+          cache-dependency-path: requirements-ci.txt
+      - name: Install immutable CI toolchain
+        run: python -m pip install --require-hashes -r requirements-ci.txt
+      - name: Verify focused and complete GREEN
+        shell: bash
+        run: |
+          set -euo pipefail
+          ruff check .
+          coverage erase
+          coverage run -m pytest -q
+          coverage report -m
+          python -m compileall -q src tests scripts
+          git diff --check
+      - name: Publish verified repair and remove temporary authority
+        env:
+          GH_TOKEN: ${{ github.token }}
+        shell: bash
+        run: |
+          set -euo pipefail
+          rm .github/workflows/repair-pr-224.yml
+          git add -A
+          git config user.name "CWL One-shot Repair"
+          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
+          git commit -m "fix(sbom): accept portable multi-hash lock entries"
+          git remote set-url origin "https://x-access-token:${GH_TOKEN}@github.com/${GITHUB_REPOSITORY}.git"
+          git push origin "HEAD:refs/heads/${TARGET_BRANCH}"
diff --git a/requirements-ci.txt b/requirements-ci.txt
index 267acda..fffc84b 100644
--- a/requirements-ci.txt
+++ b/requirements-ci.txt
@@ -34,8 +34,25 @@ pytest==9.1.1 \
     --hash=sha256:37a86b45efb9a47a61a36449063e8e18d0cab3161329fc099eb21783169c4f0c
 pytest-asyncio==1.4.0 \
     --hash=sha256:933ca923a23075a87fb7070c0ec272a6848489824d887c85c812670932835aa1
-ruff==0.16.1 \
-    --hash=sha256:39897739f112253ee4fdd2e8aa9a4f9ded99fb2be367d5f31dfa4ded6025584c
+ruff==0.16.3 \
+    --hash=sha256:09571e6d1288ed9be475207a3ac04ada404f1cd898104be0f6ab8d7df438575b \
+    --hash=sha256:0c5710e247a58a4521e66e124ba9a74655b414f61ba3a2e9e3811e11098f48f7 \
+    --hash=sha256:294b95c4ae0cda9388525c2047778aa758d6b8d4bb876fd4e9eaa3ebc92343eb \
+    --hash=sha256:2c18c5a101eb540010638cc1ff3c84944d3adb3df62b8d98ca8f22ba484d3413 \
+    --hash=sha256:388cdf2166642bd9b13d52b5932d3170f34f8abed7e8d9a855f1d84b83645a0a \
+    --hash=sha256:3d0c7c40c87c2a820509c31ba007968da6e1306468c067b2d82fbfdbcd0e8474 \
+    --hash=sha256:8457c44f15033c85ddbb77b15d451df9e24e4bd03b628396dd3610cedc3b8f82 \
+    --hash=sha256:9e0b1da805eb043654645d74d5de1e5ce2edc686e40790d2b86f56d71cc06a84 \
+    --hash=sha256:9f738c0fdfa8eed0b2ce7fb27ee7258208a92a68d7949e62aa15164bc7b389da \
+    --hash=sha256:a2d85c02f9b8e165d85e6779184d38c4132de12603dab59c51c28e22584f9e4d \
+    --hash=sha256:a37bdea0bbe21780f590bf437d6412c8c4e1b6cd010f91a65c2c40c5e5f5f870 \
+    --hash=sha256:b8ca152da82c1acc1fa8d5874b15951935f0eef46f10e6954c83859011b6178a \
+    --hash=sha256:c5536e3acfbf9563085aa2be7b13c629c3077e902afc5b941ac44024dbb9f506 \
+    --hash=sha256:e2ed719e14aa64d895c2ee922594a90a43c861a93f0575a95ff8c47cdbd13eb9 \
+    --hash=sha256:e76d33a347661a84b5be6d043d0347fdc745dfdcf825a8f4fed64b5e26eebdf2 \
+    --hash=sha256:e80a7d69ca2a6d1c4d352ec91458cdca6e56c83cdbcabd93e4abe1e53591d948 \
+    --hash=sha256:fb785f0be25abe69d320415cd4f833b59e17ba7613d9ba6a958023b6bceb0a50 \
+    --hash=sha256:fe155130631a2471fd2e14a7a664a4dfbd7194b8229c3d7b2a40b21178639081
 tomli==2.4.1 ; python_version < "3.11" \
     --hash=sha256:0d85819802132122da43cb86656f8d1f8c6587d54ae7dcaf30e90533028b49fe
 typing-extensions==4.16.0 ; python_version < "3.13" \