diff --git a/src/local_transcriber/benchmark_experiment.py b/src/local_transcriber/benchmark_experiment.py
index 8c8ac91..84bc07e 100644
--- a/src/local_transcriber/benchmark_experiment.py
+++ b/src/local_transcriber/benchmark_experiment.py
@@ -879,7 +879,10 @@ def environment_snapshot() -> dict[str, Any]:
 
 
 def validate_environment(
-    manifest: Mapping[str, Any], environment: Mapping[str, Any]
+    manifest: Mapping[str, Any],
+    environment: Mapping[str, Any],
+    *,
+    check_machine: bool = True,
 ) -> None:
     experiment = manifest["experiment"]
     for name, expected in experiment["dependencies"].items():
@@ -898,6 +901,8 @@ def validate_environment(
     }
     if expected_builds != {runtime_build}:
         raise ValueError("Хеш runtime-сборки не совпал с enabled-ячейками")
+    if not check_machine:
+        return
     machine = manifest["machine"]
     if environment.get("platform") != machine["os"]:
         raise ValueError("ОС не совпала с manifest")
@@ -946,7 +951,9 @@ def _runtime_profile() -> str | None:
     except (OSError, subprocess.TimeoutExpired):
         return None
     value = completed.stdout.strip()
-    return value or None if completed.returncode == 0 else None
+    if completed.returncode != 0:
+        return None
+    return value or None
 
 
 def _runtime_governor() -> str | None:
@@ -1640,6 +1647,32 @@ def worker_main(request_path: Path) -> None:
     _save_json(Path(request["response_path"]), result)
 
 
+def _manifest_file_index(manifest: Mapping[str, Any]) -> dict[str, str]:
+    """Возвращает каждый входной файл, который manifest требует от капсулы."""
+    required = {}
+
+    def add(item: Mapping[str, Any], label: str) -> None:
+        path = _require_relative_path(item.get("path"), f"{label}.path")
+        sha256 = _require_sha256(item.get("sha256"), f"{label}.sha256")
+        previous = required.setdefault(path, sha256)
+        if previous != sha256:
+            raise ValueError(f"{label}: один путь ссылается на разные SHA-256")
+
+    for artifact in manifest.get("artifacts", []):
+        add(artifact, f"artifact:{artifact.get('id')}")
+    for recording in manifest.get("recordings", []):
+        label = f"recording:{recording.get('id')}"
+        add(recording, label)
+        for key in ("reference", "asr_words"):
+            if (side := recording.get(key)) is not None:
+                add(side, f"{label}.{key}")
+    for source in manifest.get("calibration", []):
+        add(source, f"calibration:{source.get('id')}")
+    if not required:
+        raise ValueError("Manifest капсулы не содержит входных файлов")
+    return required
+
+
 def verify_capsule(
     archive_path: Path,
     expected_sha256: str,
@@ -1708,6 +1741,11 @@ def verify_capsule(
         if declared["manifest.json"] != manifest_sha256:
             raise ValueError("Хеш manifest.json не совпал с индексом капсулы")
         archived_manifest_value = json.loads(archived_manifest)
+        for name, expected in _manifest_file_index(archived_manifest_value).items():
+            if declared.get(name) != expected:
+                raise ValueError(
+                    "Входной файл manifest не совпал с индексом файлов капсулы"
+                )
         handoff = archived_manifest_value.get("handoff", {})
         for candidate in handoff.get("candidate_recipes", []):
             result_file = candidate.get("result_file")
@@ -1738,8 +1776,6 @@ def run_cli(args: Any, raw_manifest: Mapping[str, Any]) -> None:
     )
     manifest = resolve_manifest_paths(raw_manifest, args.manifest.parent)
     warnings = validate_manifest(manifest)
-    environment = environment_snapshot()
-    validate_environment(manifest, environment)
     capsule_path = getattr(args, "capsule", None)
     capsule_sha256 = getattr(args, "capsule_sha256", None)
     finalized_handoff = manifest["handoff"]["outcome"] != "pending"
@@ -1755,6 +1791,15 @@ def run_cli(args: Any, raw_manifest: Mapping[str, Any]) -> None:
             expected_report_sha256=manifest["handoff"]["public_report_sha256"],
             expected_capsule_id=manifest["handoff"]["capsule_id"],
         )
+    environment = environment_snapshot()
+    portable_handoff_check = (
+        args.validate_only and finalized_handoff and capsule_result is not None
+    )
+    validate_environment(
+        manifest,
+        environment,
+        check_machine=not portable_handoff_check,
+    )
     if args.validate_only:
         plan = safe_plan(manifest, warnings, environment)
         if capsule_result is not None:
diff --git a/tests/test_benchmark_experiment.py b/tests/test_benchmark_experiment.py
index fb1ed26..aa7b12f 100644
--- a/tests/test_benchmark_experiment.py
+++ b/tests/test_benchmark_experiment.py
@@ -294,6 +294,34 @@ def test_identity_and_runtime_validation_cover_exact_versions_and_build(tmp_path
         experiment.validate_environment(manifest, changed_build)
 
 
+def test_portable_handoff_check_skips_only_machine_identity(tmp_path):
+    manifest = _manifest(tmp_path)
+    foreign_environment = copy.deepcopy(_environment())
+    foreign_environment.update(
+        platform="Linux Ryzen",
+        logical_cores=24,
+        physical_cores=12,
+        cpu_sku="AMD Ryzen 9 5900X 12-Core Processor",
+        cpu_flags=["avx", "avx2", "avx512f"],
+        ram_bytes=64 * 1024**3,
+        swap_total_bytes=0,
+    )
+
+    experiment.validate_environment(
+        manifest,
+        foreign_environment,
+        check_machine=False,
+    )
+
+    foreign_environment["packages"]["numpy"] = "2.4.4"
+    with pytest.raises(ValueError, match="numpy==2.4.3"):
+        experiment.validate_environment(
+            manifest,
+            foreign_environment,
+            check_machine=False,
+        )
+
+
 def test_manifest_rejects_stage_boundary_thread_budget_and_non_alternating_ab(tmp_path):
     manifest = _manifest(tmp_path)
     manifest["cells"][0]["stage"] = "ryzen"
@@ -733,7 +761,19 @@ def test_capsule_verification_checks_hashes_commits_and_safe_paths(tmp_path):
     payload = b"private"
     payload_hash = hashlib.sha256(payload).hexdigest()
     manifest_path = tmp_path / "manifest.json"
-    manifest_bytes = b'{"schema_version":3}\n'
+    manifest_value = {
+        "schema_version": 3,
+        "artifacts": [
+            {
+                "id": "input",
+                "path": "data/payload.bin",
+                "sha256": payload_hash,
+            }
+        ],
+        "recordings": [],
+        "calibration": [],
+    }
+    manifest_bytes = json.dumps(manifest_value).encode()
     manifest_path.write_bytes(manifest_bytes)
     capsule = {
         "capsule_id": "opaque-41",
@@ -768,6 +808,19 @@ def test_capsule_verification_checks_hashes_commits_and_safe_paths(tmp_path):
         "manifest_sha256": hashlib.sha256(manifest_bytes).hexdigest(),
     }
 
+    incomplete_capsule = copy.deepcopy(capsule)
+    incomplete_capsule["files"].pop("data/payload.bin")
+    incomplete_path = tmp_path / "incomplete.zip"
+    with zipfile.ZipFile(incomplete_path, "w") as archive:
+        archive.writestr("capsule.json", json.dumps(incomplete_capsule))
+        archive.writestr("manifest.json", manifest_bytes)
+    with pytest.raises(ValueError, match="Входной файл manifest"):
+        experiment.verify_capsule(
+            incomplete_path,
+            experiment.file_sha256(incomplete_path),
+            expected_manifest_path=manifest_path,
+        )
+
     unrelated_manifest = tmp_path / "unrelated-manifest.json"
     unrelated_manifest.write_bytes(b'{"schema_version":3,"other":true}\n')
     with pytest.raises(ValueError, match="не совпал с manifest.json капсулы"):
@@ -791,9 +844,16 @@ def test_capsule_verification_checks_hashes_commits_and_safe_paths(tmp_path):
 
 
 def test_capsule_binds_candidate_result_evidence_to_file_index(tmp_path):
+    input_bytes = b"input"
+    input_hash = hashlib.sha256(input_bytes).hexdigest()
     result_bytes = b'{"aggregate":{"quality_passed":true}}'
     result_hash = hashlib.sha256(result_bytes).hexdigest()
     manifest_value = {
+        "artifacts": [
+            {"id": "input", "path": "data/input.bin", "sha256": input_hash}
+        ],
+        "recordings": [],
+        "calibration": [],
         "handoff": {
             "candidate_recipes": [
                 {
@@ -812,6 +872,7 @@ def test_capsule_binds_candidate_result_evidence_to_file_index(tmp_path):
         "public_report_sha256": "4" * 64,
         "files": {
             "manifest.json": hashlib.sha256(manifest_bytes).hexdigest(),
+            "data/input.bin": input_hash,
             "results/candidate.json": result_hash,
         },
     }
@@ -819,6 +880,7 @@ def test_capsule_binds_candidate_result_evidence_to_file_index(tmp_path):
     with zipfile.ZipFile(archive_path, "w") as archive:
         archive.writestr("capsule.json", json.dumps(capsule))
         archive.writestr("manifest.json", manifest_bytes)
+        archive.writestr("data/input.bin", input_bytes)
         archive.writestr("results/candidate.json", result_bytes)
 
     experiment.verify_capsule(
@@ -843,6 +905,7 @@ def test_capsule_binds_candidate_result_evidence_to_file_index(tmp_path):
     with zipfile.ZipFile(broken_path, "w") as archive:
         archive.writestr("capsule.json", json.dumps(capsule))
         archive.writestr("manifest.json", broken_manifest_bytes)
+        archive.writestr("data/input.bin", input_bytes)
         archive.writestr("results/candidate.json", result_bytes)
     with pytest.raises(ValueError, match="Результат кандидата"):
         experiment.verify_capsule(