{
  "total": 1,
  "source": "d1",
  "tracking_since": "2026-10-25T12:38:37.716Z",
  "source_rechecks": {
    "rows": 332,
    "series": 250,
    "last_checked_at": "2026-10-25T13:38:37.000Z",
    "latest_result_counts": {
      "confirmed": 240,
      "unreachable": 5,
      "needs_review": 4,
      "changed": 1
    },
    "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_20261026_d129669e6100",
      "series_key": "ps_4de76c93f7e34b79",
      "kind": "benchmark",
      "use_case_id": "beach-cleaning-robot",
      "use_case_ids": [
        "beach-cleaning-robot"
      ],
      "provider_id": null,
      "description": "BeBot electric remote-controlled beach-cleaning robot deployed in Gdansk (up to 3,000 m2 per hour), price reported by Munipro (article headline gives PLN 250,000)",
      "low": 60000,
      "high": 60000,
      "currency": "EUR",
      "unit": "per unit",
      "region": "PL",
      "source_url": "https://www.munipro.pl/robot-za-250-tys-zl-sprzata-plaze-zobacz-jak-dziala-i-co-potrafi-wideo/",
      "as_of": "2025-08-17",
      "observed_at": "2026-10-26T03:32:44.654Z",
      "content_hash": "sha256:d129669e6100360f3b02479757c9b63f8c37260a7e3742579f0169c4a3049fed",
      "supersedes": null,
      "origin": "build",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 67158,
        "high": 67158,
        "fx": {
          "pair": "EUR/USD",
          "rate": 1.11929,
          "eur_per_usd": 0.89342,
          "rate_date": "2026-10-23",
          "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 2026-10-23, not at the price's as_of date. Indicative only."
      }
    }
  ],
  "series": [
    {
      "series_key": "ps_4de76c93f7e34b79",
      "kind": "benchmark",
      "use_case_id": "beach-cleaning-robot",
      "provider_id": null,
      "description": "BeBot electric remote-controlled beach-cleaning robot deployed in Gdansk (up to 3,000 m2 per hour), price reported by Munipro (article headline gives PLN 250,000)",
      "currency": "EUR",
      "unit": "per unit",
      "region": "PL",
      "source_url": "https://www.munipro.pl/robot-za-250-tys-zl-sprzata-plaze-zobacz-jak-dziala-i-co-potrafi-wideo/",
      "observations": 1,
      "first_observed_at": "2026-10-26T03:32:44.654Z",
      "last_observed_at": "2026-10-26T03:32:44.654Z",
      "current": true,
      "latest": {
        "low": 60000,
        "high": 60000,
        "as_of": "2025-08-17",
        "id": "po_20261026_d129669e6100"
      },
      "trend": null,
      "last_rechecked": null
    }
  ],
  "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"
}