{
  "schema_version": "1.0",
  "policy_id": "MVT01-P0-v1",
  "status": "canary_ready",
  "updated_at": "2026-08-22T23:48:00+08:00",
  "project": "Eastsea manufacturing data validation project",
  "crawler": {
    "name": "ManufacturingDataMVTBot",
    "version": "0.2",
    "identity_page": "https://crawler.eastsea.vip/",
    "user_agent": "ManufacturingDataMVTBot/0.2 (+https://crawler.eastsea.vip/; contact=mailto:1274199737@qq.com)",
    "contact": "mailto:1274199737@qq.com",
    "opt_out": "mailto:1274199737@qq.com?subject=ManufacturingDataMVTBot%20opt-out"
  },
  "purpose": "Controlled canary validation of whether one explicitly signed public manufacturer HTML page can support traceable, company-self-asserted manufacturing-capability records.",
  "access": {
    "methods": ["GET"],
    "maximum_requests_per_minute_per_host": 1,
    "maximum_concurrency_per_host": 1,
    "bursting": false,
    "obeys_robots_txt": true,
    "login": false,
    "captcha_bypass": false,
    "access_control_bypass": false,
    "proxy_rotation": false,
    "tls_error_bypass": false,
    "http_downgrade": false
  },
  "canary_scope": {
    "one_time_signed_run_required": true,
    "explicit_url_allowlist_required": true,
    "maximum_external_sources_per_run": 1,
    "maximum_collection_pages_per_source": 1,
    "maximum_redirects": 0,
    "maximum_depth": 0,
    "follows_links": false,
    "loads_subresources": false,
    "downloads_images": false,
    "downloads_pdf": false,
    "collects_visible_html_text_only": true,
    "retries": 0
  },
  "source_stop_conditions": [
    "HTTP 401 or 403",
    "HTTP 429",
    "CAPTCHA or block page",
    "robots.txt disallow",
    "explicit objection or opt-out"
  ],
  "request_block_conditions": [
    "invalid TLS certificate"
  ],
  "data": {
    "public_business_information_only": true,
    "employee_profiling": false,
    "raw_fulltext_access": "restricted_internal",
    "raw_fulltext_initial_retention_days": 30,
    "retention_review_required": true,
    "renewal_requires_auditable_basis": true,
    "derived_evidence_contact_redaction": true,
    "claims_require_source_url_time_and_locator": true,
    "initial_canary_claim_status": "company_self_asserted",
    "raw_images_stored": false,
    "raw_page_republished": false
  }
}