{
  "total": 3,
  "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_3c2543cbff05",
      "series_key": "ps_d83bc738c53f0b1f",
      "kind": "benchmark",
      "use_case_id": "duct-cleaning",
      "use_case_ids": [
        "duct-cleaning"
      ],
      "provider_id": null,
      "description": "Nikro 862117 robotic duct inspection and air-wash system, dealer list price (US Cleaning Tools)",
      "low": 9400,
      "high": 9400,
      "currency": "USD",
      "unit": "per unit",
      "region": "US",
      "source_url": "https://uscleaningtools.com/products/nikro-862117",
      "as_of": "2026-10-25",
      "observed_at": "2026-10-26T00:25:29.126Z",
      "content_hash": "sha256:3c2543cbff0515af0882cd7f7eb114571db022ab4281f14d749eeeeb20b00b14",
      "supersedes": null,
      "origin": "build",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 9400,
        "high": 9400,
        "note": "Already in target currency; no conversion."
      }
    },
    {
      "id": "po_20261026_44f0f591544f",
      "series_key": "ps_47b34bcab5683a8d",
      "kind": "benchmark",
      "use_case_id": "duct-cleaning",
      "use_case_ids": [
        "duct-cleaning"
      ],
      "provider_id": null,
      "description": "Nikro 862117 robotic inspection and air-washing system, dealer list price (Jendco Safety Supply)",
      "low": 8106.95,
      "high": 8106.95,
      "currency": "USD",
      "unit": "per unit",
      "region": "US",
      "source_url": "https://www.jendcosafety.com/products/nikro-862117-robotic-inspection-and-air-washing-system",
      "as_of": "2026-10-25",
      "observed_at": "2026-10-26T00:25:29.126Z",
      "content_hash": "sha256:44f0f591544f721d119d45244df718166fc7234724f8781f79d471cff83a9edc",
      "supersedes": null,
      "origin": "build",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 8107,
        "high": 8107,
        "note": "Already in target currency; no conversion."
      }
    },
    {
      "id": "po_20261026_df002928d44b",
      "series_key": "ps_e61e9365b9887976",
      "kind": "benchmark",
      "use_case_id": "duct-cleaning",
      "use_case_ids": [
        "duct-cleaning"
      ],
      "provider_id": null,
      "description": "Nikro 862117 HVAC duct robotic inspection and air-washing system, dealer list price (Net Zero Tools)",
      "low": 7210,
      "high": 7210,
      "currency": "USD",
      "unit": "per unit",
      "region": "US",
      "source_url": "https://netzerotools.com/products/nikro-862117-hvac-duct-robotic-inspection-and-air-washing-system",
      "as_of": "2026-10-25",
      "observed_at": "2026-10-26T00:25:29.126Z",
      "content_hash": "sha256:df002928d44bc7affec270e9f8d8e206b28567f0b13620f25529b932e8008ae8",
      "supersedes": null,
      "origin": "build",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 7210,
        "high": 7210,
        "note": "Already in target currency; no conversion."
      }
    }
  ],
  "series": [
    {
      "series_key": "ps_d83bc738c53f0b1f",
      "kind": "benchmark",
      "use_case_id": "duct-cleaning",
      "provider_id": null,
      "description": "Nikro 862117 robotic duct inspection and air-wash system, dealer list price (US Cleaning Tools)",
      "currency": "USD",
      "unit": "per unit",
      "region": "US",
      "source_url": "https://uscleaningtools.com/products/nikro-862117",
      "observations": 1,
      "first_observed_at": "2026-10-26T00:25:29.126Z",
      "last_observed_at": "2026-10-26T00:25:29.126Z",
      "current": true,
      "latest": {
        "low": 9400,
        "high": 9400,
        "as_of": "2026-10-25",
        "id": "po_20261026_3c2543cbff05"
      },
      "trend": null,
      "last_rechecked": null
    },
    {
      "series_key": "ps_47b34bcab5683a8d",
      "kind": "benchmark",
      "use_case_id": "duct-cleaning",
      "provider_id": null,
      "description": "Nikro 862117 robotic inspection and air-washing system, dealer list price (Jendco Safety Supply)",
      "currency": "USD",
      "unit": "per unit",
      "region": "US",
      "source_url": "https://www.jendcosafety.com/products/nikro-862117-robotic-inspection-and-air-washing-system",
      "observations": 1,
      "first_observed_at": "2026-10-26T00:25:29.126Z",
      "last_observed_at": "2026-10-26T00:25:29.126Z",
      "current": true,
      "latest": {
        "low": 8106.95,
        "high": 8106.95,
        "as_of": "2026-10-25",
        "id": "po_20261026_44f0f591544f"
      },
      "trend": null,
      "last_rechecked": null
    },
    {
      "series_key": "ps_e61e9365b9887976",
      "kind": "benchmark",
      "use_case_id": "duct-cleaning",
      "provider_id": null,
      "description": "Nikro 862117 HVAC duct robotic inspection and air-washing system, dealer list price (Net Zero Tools)",
      "currency": "USD",
      "unit": "per unit",
      "region": "US",
      "source_url": "https://netzerotools.com/products/nikro-862117-hvac-duct-robotic-inspection-and-air-washing-system",
      "observations": 1,
      "first_observed_at": "2026-10-26T00:25:29.126Z",
      "last_observed_at": "2026-10-26T00:25:29.126Z",
      "current": true,
      "latest": {
        "low": 7210,
        "high": 7210,
        "as_of": "2026-10-25",
        "id": "po_20261026_df002928d44b"
      },
      "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": 3,
    "limit": 200,
    "offset": 0,
    "returned": 3,
    "next_offset": null,
    "next": null,
    "prev": null
  },
  "license": "Whirrwork (https://whirrwork.com), CC BY 4.0"
}