{
  "total": 1,
  "source": "d1",
  "tracking_since": "2026-10-25T12:38:37.716Z",
  "source_rechecks": {
    "rows": 1252,
    "series": 885,
    "last_checked_at": "2026-10-28T03:28:34.081Z",
    "latest_result_counts": {
      "confirmed": 803,
      "changed": 6,
      "unreachable": 44,
      "needs_review": 2,
      "partial": 7,
      "not_found_on_page": 23
    },
    "method": "Each source URL is fetched and the recorded numbers are looked for in the page (PDFs via pdftotext); anything not confirmed is reviewed by a human. Log: /downloads/price_rechecks.jsonl"
  },
  "observations": [
    {
      "id": "po_20261027_fbe3474290bf",
      "series_key": "ps_0a7e41c85cc2dd1e",
      "kind": "benchmark",
      "use_case_id": "ship-to-shore-drone-delivery",
      "use_case_ids": [
        "ship-to-shore-drone-delivery"
      ],
      "provider_id": null,
      "description": "China Certification & Inspection Group Guangxi, Fangchenggang branch: offshore anchorage drone supply-delivery service for 12 months (drones, crew on site, cargo winch-down, data records), contract estimate about CNY 300,000 (tender ZJGX-2026-071B, 2026-08-20). A pre-award estimate; the award amount",
      "low": 300000,
      "high": 300000,
      "currency": "CNY",
      "unit": "per year",
      "region": "CN-GX",
      "source_url": "https://www.xiaofangzhaobiao.com/news-97e962f8b0e92a2dd06c2e9f4fe7c67c/",
      "as_of": "2026-08-20",
      "observed_at": "2026-10-27T11:23:31.215Z",
      "content_hash": "sha256:fbe3474290bfc0c4ea8bd18145200f391ce36714019b8f061eacbf0ad0667346",
      "supersedes": null,
      "origin": "build",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 44994,
        "high": 44994,
        "fx": {
          "pair": "CNY/USD",
          "rate": 0.149981,
          "cny_per_usd": 6.6675,
          "rate_date": "2026-10-27",
          "source": "European Central Bank reference rates via Frankfurter",
          "source_url": "https://api.frankfurter.dev/v1/latest?base=USD"
        },
        "note": "Converted at the published reference rate on 2026-10-27, not at the price's as_of date. Indicative only."
      }
    }
  ],
  "series": [
    {
      "series_key": "ps_0a7e41c85cc2dd1e",
      "kind": "benchmark",
      "use_case_id": "ship-to-shore-drone-delivery",
      "provider_id": null,
      "description": "China Certification & Inspection Group Guangxi, Fangchenggang branch: offshore anchorage drone supply-delivery service for 12 months (drones, crew on site, cargo winch-down, data records), contract estimate about CNY 300,000 (tender ZJGX-2026-071B, 2026-08-20). A pre-award estimate; the award amount",
      "currency": "CNY",
      "unit": "per year",
      "region": "CN-GX",
      "source_url": "https://www.xiaofangzhaobiao.com/news-97e962f8b0e92a2dd06c2e9f4fe7c67c/",
      "observations": 1,
      "first_observed_at": "2026-10-27T11:23:31.215Z",
      "last_observed_at": "2026-10-27T11:23:31.215Z",
      "current": true,
      "latest": {
        "low": 300000,
        "high": 300000,
        "as_of": "2026-08-20",
        "id": "po_20261027_fbe3474290bf"
      },
      "trend": null,
      "last_rechecked": {
        "checked_at": "2026-10-27T21:26:12.164Z",
        "result": "not_found_on_page",
        "by": "automatic"
      }
    }
  ],
  "note": "Only one observation per series so far: we started recording every price on 2026-10-25 and re-check every source on a schedule. A trend appears when a re-checked source shows a different price (we never overwrite old observations).",
  "pagination": {
    "total": 1,
    "limit": 200,
    "offset": 0,
    "returned": 1,
    "next_offset": null,
    "next": null,
    "prev": null
  },
  "license": "Whirrwork (https://whirrwork.com), CC BY 4.0"
}