fix: reconcile v0.2.0 evidence release controls

CHANGELOG.md

@@ -9,8 +9,12 @@ and characterization-only.
   released observation and a canonical synthetic target-configuration manifest.
 - Adds a local-only receipt index with artifact path, media type, size, SHA-256,
   producer, redaction status, and contract claim ceiling.
-- Adds a dependency-free verifier plus positive/negative control: clean fixtures
-  pass, while seeded payload corruption fails.
+- Adds a dependency-free verifier plus controls: clean fixtures pass, while
+  seeded payload corruption, traversal, absolute, missing, and URL-like
+  evidence references fail closed.
+- Adds the evidence-binding verifier and control suite to the bundle-native
+  verification path and reconciles citation metadata to distribution v0.2.0
+  while explicitly retaining profile schema version v0.1.0.
 - Does not add provider observations, independent validation, certification, or
   production-enforcement claims.
 

CITATION.cff

@@ -1,13 +1,13 @@
 cff-version: 1.2.0
 message: "If you use this profile, please cite it using the metadata below."
 type: dataset
-title: "MCP Sandbox Authority Boundary Profile"
-version: "0.1.0"
-date-released: 2026-07-23
+title: "MCP Sandbox Authority Boundary Profile: v0.2.0 Synthetic Evidence-Contract Distribution"
+version: "0.2.0"
+date-released: 2026-09-05
 authors:
   - family-names: Saleme
     given-names: Michael K.
     orcid: "https://orcid.org/0009-0003-6736-1900"
 license: MIT
 url: "https://huggingface.co/datasets/msaleme/mcp-sandbox-authority-boundary-profile"
-abstract: "A vendor-neutral, synthetic-only characterization profile for declared and observed authority boundaries in MCP-connected execution sandboxes."
+abstract: "A vendor-neutral, synthetic-only v0.2.0 distribution for the v0.1.0 profile schema. It binds synthetic characterization observations to local, digest-verifiable evidence receipts and is not certification, a provider finding, or production-enforcement evidence."

README.md

@@ -192,11 +192,11 @@ must be recorded explicitly.
 ```bibtex
 @dataset{saleme_2026_mcp_sandbox_authority_boundary_profile,
   author  = {Saleme, Michael K.},
-  title   = {MCP Sandbox Authority Boundary Profile: v0.1.0 Experimental Characterization Profile},
+  title   = {MCP Sandbox Authority Boundary Profile: v0.2.0 Synthetic Evidence-Contract Distribution},
   year    = {2026},
-  version = {0.1.5},
+  version = {0.2.0},
   url     = {https://huggingface.co/datasets/msaleme/mcp-sandbox-authority-boundary-profile},
-  note    = {Pin the cited Hugging Face dataset revision.}
+  note    = {Distribution release v0.2.0; profile schema version remains v0.1.0. Pin the cited Hugging Face dataset revision.}
 }
 ```
 

artifacts/evidence-passport-v0.2.0.json

@@ -113,18 +113,18 @@
     },
     {
       "path": "scripts/test_evidence_bindings.py",
-      "sha256": "faceee1fd4b7ceb1e2a98e1f2497e8ebe8ee75b8dfd54fc73901021f60386ea4",
-      "bytes": 959
+      "sha256": "f96ab6d9deff058a17327a4271b02c4572b36ab7114b9d709d7431a47c25c873",
+      "bytes": 2170
     },
     {
       "path": "scripts/build_distribution_artifacts.py",
-      "sha256": "20222b27f15ddcb579eacee829919a4a64103ccceb9c8ef2e3e69be9cda2efac",
-      "bytes": 4090
+      "sha256": "84454bbf795a6285a16756cd2754074eafa884686c01ded81af2d77b1c021767",
+      "bytes": 4206
     },
     {
       "path": "CITATION.cff",
-      "sha256": "35269ff0e0a3690f37e0d0d2204e7f4bcdc1c017587c0ba946bb79442cbcf506",
-      "bytes": 568
+      "sha256": "dd3c522b89971b2a988487c7cbef17d5a857315cda86507f84b9c215008c2a74",
+      "bytes": 735
     },
     {
       "path": "REVIEW.md",
@@ -143,8 +143,8 @@
     },
     {
       "path": "README.md",
-      "sha256": "1e13321d8dc1d23764472f3f83dd7da553e6966a5e966a7ac3b3114e354a0afb",
-      "bytes": 10964
+      "sha256": "0c994db6cab7250cdeec5cbd7da647e510ead2abb91b6b7f2db34aeb60a97a7a",
+      "bytes": 11035
     },
     {
       "path": "LICENSE",

scripts/build_distribution_artifacts.py

@@ -98,6 +98,8 @@ def main() -> None:
             "python3 scripts/verify_bundle_manifest.py",
             "python3 scripts/validate_profile.py",
             "python3 scripts/validate_viewer_split.py",
+            "python3 scripts/verify_evidence_bindings.py",
+            "python3 scripts/test_evidence_bindings.py",
         ],
     }
     bundle_path = OUT / "authority-boundary-synthetic-fixture-bundle-v0.2.0.zip"

scripts/test_evidence_bindings.py

@@ -2,6 +2,7 @@
 """Positive and negative controls for the released evidence-binding verifier."""
 from __future__ import annotations
 
+import json
 import shutil
 import subprocess
 import tempfile
@@ -12,12 +13,45 @@ ROOT = Path(__file__).resolve().parents[1]
 VERIFY = ROOT / "scripts" / "verify_evidence_bindings.py"
 
 
-with tempfile.TemporaryDirectory() as temporary:
-    fixture = Path(temporary) / "fixture"
+def fixture_copy(parent: Path) -> Path:
+    fixture = parent / "fixture"
     shutil.copytree(ROOT, fixture, ignore=shutil.ignore_patterns(".git", "artifacts"))
+    return fixture
+
+
+def receipt_path(fixture: Path, value: str) -> None:
+    index_path = fixture / "evidence" / "evidence-index-v0.2.0.json"
+    index = json.loads(index_path.read_text())
+    next(receipt for receipt in index["receipts"] if receipt["case_id"] == "RS-01")["path"] = value
+    index_path.write_text(json.dumps(index, indent=2) + "\n")
+
+
+def rejected(label: str, mutate) -> None:
+    with tempfile.TemporaryDirectory() as temporary:
+        fixture = fixture_copy(Path(temporary))
+        mutate(fixture)
+        result = subprocess.run(["python3", str(VERIFY), str(fixture)], capture_output=True, text=True)
+        assert result.returncode != 0, f"{label} unexpectedly passed"
+        assert "invalid evidence binding:" in result.stderr, result.stderr
+
+
+with tempfile.TemporaryDirectory() as temporary:
+    fixture = fixture_copy(Path(temporary))
     subprocess.run(["python3", str(VERIFY), str(fixture)], check=True)
-    corrupted = fixture / "evidence" / "payloads" / "RS-01.json"
-    corrupted.write_text(corrupted.read_text() + "\n")
-    result = subprocess.run(["python3", str(VERIFY), str(fixture)], capture_output=True, text=True)
-    assert result.returncode != 0 and "payload bytes or digest: RS-01" in result.stderr
-print("valid: clean negative control accepted; seeded payload corruption rejected")
+
+rejected(
+    "payload-byte corruption",
+    lambda fixture: (fixture / "evidence" / "payloads" / "RS-01.json").write_text(
+        (fixture / "evidence" / "payloads" / "RS-01.json").read_text() + "\n"
+    ),
+)
+rejected("malformed payload", lambda fixture: (fixture / "evidence" / "payloads" / "RS-01.json").write_text("{\n"))
+for label, value in (
+    ("path traversal", "../README.md"),
+    ("absolute path", "/tmp/outside.json"),
+    ("missing local payload", "evidence/payloads/does-not-exist.json"),
+    ("external URL-like path", "https://example.invalid/evidence.json"),
+):
+    rejected(label, lambda fixture, value=value: receipt_path(fixture, value))
+
+print("valid: clean fixture accepted; corruption and locality controls rejected")