{
  "schema": "varexis-public-evidence-record/0.3",
  "generated_at_utc": "2026-10-14T01:25:58.088Z",
  "record_id": "VXI-EXT-PROCUREMENT-S3-OBJECT-LOCK-VERSIONS-01-v1",
  "record_kind": "external_reference",
  "title": "S3 Object Lock: Protected versions and current visibility",
  "system": "Amazon S3 Object Lock",
  "evidence_family": "vendor_evidence_review",
  "index_status": "PUBLIC_SAFE_SOURCE_REVIEW",
  "evidence_state": "PRIMARY_DOCUMENTATION_REVIEW_ONLY",
  "canonical_question": "Does locking an S3 object version prevent new versions or delete markers?",
  "near_questions": [
    "Does an object lock prevent new versions?",
    "Can a delete marker hide a retained object version?",
    "Which S3 version is actually protected?",
    "Does an ordinary lookup prove the retained version is gone?",
    "How do legal holds and retention periods relate to versions?",
    "What evidence supports a specific immutable-version claim?",
    "Can an agent confuse a key with a version identifier?",
    "Does a lock establish current object visibility?",
    "What should procurement ask about retained evidence retrieval?",
    "Which version bindings should a saved review contain?",
    "Can I preserve the object-lock visibility boundary?",
    "When should object retrieval assumptions be reviewed?"
  ],
  "supported_claims": [
    {
      "claim": "No. AWS describes Object Lock as protection for specified versions. Retention and legal holds do not prevent a new version or a delete marker above the protected version. Distinguish retained-version protection from the object currently returned by an ordinary lookup.",
      "reliance": "DOCUMENTED_CAPABILITY_ONLY"
    }
  ],
  "not_demonstrated_claims": [
    "Verified buyer configuration or effective access rights",
    "Independent execution, completeness or security testing",
    "Vendor certification, legal compliance or guaranteed suitability"
  ],
  "public_summary": "No. AWS describes Object Lock as protection for specified versions. Retention and legal holds do not prevent a new version or a delete marker above the protected version. Distinguish retained-version protection from the object currently returned by an ordinary lookup.",
  "related_record_ids": [
    "VXI-EXT-PROCUREMENT-DROPBOX-RECOVERY-01-v1",
    "VXI-EXT-PROCUREMENT-BOX-RETENTION-DISPOSITION-01-v1",
    "VXI-EXT-PROCUREMENT-AZURE-BLOB-RECOVERY-01-v1",
    "VXI-EXT-PROCUREMENT-R2-JURISDICTION-01-v1",
    "VXI-EXT-PROCUREMENT-NEON-RESTORE-01-v1"
  ],
  "source_review": {
    "source_type": "official_external_documentation",
    "source_title": "S3 Object Lock modes, versions and deletion",
    "source_url": "https://docs.aws.amazon.com/AmazonS3/latest/userguide/object-lock.html",
    "checked_on": "2026-10-14",
    "candidate_record_id": "VXI-EXT-PROCUREMENT-S3-OBJECT-LOCK-VERSIONS-01-v1",
    "candidate_record_sha256": "899e0f6f7e2e6a131ef6d887071858e547a481b2aff23718e5b3d8efbab596bb",
    "method": "Primary documentation reviewed for the published bounded statement.",
    "deployment_tested_by_varexis": false,
    "revalidation": "The delivered snapshot preserves the review date shown. Recheck current primary documentation and deployment context before relying on present applicability; payment does not trigger fresh research."
  },
  "answer_policy": {
    "classification": "DOCUMENTED_WITH_DEPLOYMENT_BOUNDARY",
    "bounded_answer": "No. AWS describes Object Lock as protection for specified versions. Retention and legal holds do not prevent a new version or a delete marker above the protected version. Distinguish retained-version protection from the object currently returned by an ordinary lookup.",
    "required_buyer_context": "Bucket versioning, object version, lock configuration and lookup behaviour.",
    "missing_evidence": "A broader claim needs evidence matching the intended use. Payment does not upgrade the evidence state."
  },
  "private_boundary": "Raw logs, thresholds, private paths, source code, protected mechanisms and reconstruction-level details are excluded from public and paid delivery.",
  "decision_profile": {
    "schema": "varexis-vendor-evidence-review/1",
    "review_status": "documentation_review_only",
    "checked_on": "2026-10-14",
    "claim_to_check": "A locked object key can never be replaced or disappear from current lookup.",
    "documented_statement": {
      "status": "documented",
      "statement": "No. AWS describes Object Lock as protection for specified versions. Retention and legal holds do not prevent a new version or a delete marker above the protected version. Distinguish retained-version protection from the object currently returned by an ordinary lookup.",
      "source_ids": [
        "s3-lock"
      ]
    },
    "buyer_evidence_required": [
      "Protected version identifier and applicable lock",
      "Current version or delete-marker state",
      "Retrieval evidence for the exact retained version"
    ],
    "review_condition": {
      "status": "varexis_review_policy",
      "statement": "Require version-specific evidence before claiming immutability of the current object view."
    },
    "unknowns": "The buyer configuration, contract, effective entitlement and operational evidence have not been inspected. Missing evidence does not establish absence or failure of the feature.",
    "evidence_sources": [
      {
        "source_id": "s3-lock",
        "url": "https://docs.aws.amazon.com/AmazonS3/latest/userguide/object-lock.html",
        "final_url": "https://docs.aws.amazon.com/AmazonS3/latest/userguide/object-lock.html",
        "title": "S3 Object Lock modes, versions and deletion",
        "checked_on": "2026-10-14",
        "sha256": "84cdbe56b2484c985c2f9b7a17a4485945dae6abd0e8ea52996f07cdf8b63d1f",
        "bytes": 36101
      }
    ],
    "observed_deployment": false,
    "commercial_reliance_boundary": "Procurement evidence support only; no supplier clearance, legal conclusion, configuration audit or verification of the buyer's claim is supplied.",
    "paid_value": {
      "decision_context": "Save the version and visibility distinction used in an evidence-retention review.",
      "free": "Complete review, practical questions, sources and limitations; may be saved locally.",
      "single_request": "Existing server-saved version-bound route snapshot for later authenticated retrieval.",
      "evidence_receipt": "The same snapshot plus the existing unsigned delivery receipt.",
      "excluded": [
        "Fresh vendor research",
        "Continuous monitoring or change alerts",
        "Testing the buyer configuration",
        "Private evidence or vendor certification"
      ],
      "integrity": "Hashes identify content versions; they do not prove truth or provide a signature."
    },
    "revalidation": {
      "trigger": "A saved purchase does not recheck the source or buyer configuration.",
      "specific_watch": "Recheck lock settings, version changes and retrieval procedures."
    }
  },
  "paid_access_note": "The full published answer and boundaries are free. Paid access saves the selected route and source versions, with an unsigned receipt when purchased. Preview coverage before paying. Fresh research, bespoke assessment and protected evidence are excluded.",
  "service_route": {
    "request_guide": "/varexis-index/request.html",
    "request_workflow": "/varexis-index/request-workflow.json",
    "service_id": "single_request",
    "service_routes_url": "/varexis-index/service-routes.json",
    "payment_required": true,
    "availability_endpoint": "/api/index/capabilities",
    "operational_status": "AUTOMATIC_SERVICE_CAPABILITIES_GATED",
    "checkout_url": "/index-access"
  },
  "authority_boundary": "VAREXIS-INDEX informs evidence reliance. It does not provide advice, certification, deployment authority, security assurance, production approval, or guarantee.",
  "human_page": "/varexis-index/catalog.html#s3-object-lock-version-boundary-evidence",
  "machine_readable_record": "/varexis-index/records/s3-object-lock-version-boundary-evidence.json"
}