{
  "total": 5,
  "source": "d1",
  "tracking_since": "2026-10-25T12:38:37.716Z",
  "source_rechecks": {
    "rows": 1117,
    "series": 752,
    "last_checked_at": "2026-10-27T07:49:20.000Z",
    "latest_result_counts": {
      "confirmed": 706,
      "changed": 5,
      "unreachable": 21,
      "needs_review": 2,
      "partial": 7,
      "not_found_on_page": 11
    },
    "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_20261025_24dc1a390fd0",
      "series_key": "ps_71ae4cb74770734f",
      "kind": "benchmark",
      "use_case_id": "drone-land-surveying",
      "use_case_ids": [
        "drone-land-surveying"
      ],
      "provider_id": null,
      "description": "Engineering-grade topographic drone mapping with ground control",
      "low": 50,
      "high": 150,
      "currency": "USD",
      "unit": "per acre",
      "region": "US",
      "source_url": "https://www.northerndrone.com/pricing.html",
      "as_of": "2026-10",
      "observed_at": "2026-10-25T12:38:37.716Z",
      "content_hash": "sha256:24dc1a390fd0d638d5d985c3fd55fdfe00ae4126c5d42d9b4dea7e0a34939667",
      "supersedes": null,
      "origin": "backfill",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 50,
        "high": 150,
        "note": "Already in target currency; no conversion."
      }
    },
    {
      "id": "po_20261025_5a297fcdd2ac",
      "series_key": "ps_569a1ebbdb4c279b",
      "kind": "provider_published",
      "use_case_id": null,
      "use_case_ids": [
        "drone-mapping-orthomosaic",
        "drone-land-surveying",
        "lidar-mapping"
      ],
      "provider_id": "northern-drone",
      "description": "Drone LiDAR",
      "low": 50,
      "high": 300,
      "currency": "USD",
      "unit": "per acre",
      "region": "",
      "source_url": "https://www.northerndrone.com/pricing.html",
      "as_of": "2026-10",
      "observed_at": "2026-10-25T12:38:37.716Z",
      "content_hash": "sha256:5a297fcdd2ac1465e4d2cd9ff0fcdab794d8b7adf4949757067bb083de710e5c",
      "supersedes": null,
      "origin": "backfill",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 50,
        "high": 300,
        "note": "Already in target currency; no conversion."
      }
    },
    {
      "id": "po_20261025_730cce581e51",
      "series_key": "ps_936698c09391f7ee",
      "kind": "provider_published",
      "use_case_id": null,
      "use_case_ids": [
        "film-tv-aerial-cinematography",
        "industrial-plant-inspection",
        "drone-land-surveying",
        "lidar-mapping"
      ],
      "provider_id": "creatix-studio",
      "description": "Aerial video, photogrammetry and thermal inspection start from MAD 4,500 per project",
      "low": 4500,
      "high": null,
      "currency": "MAD",
      "unit": "per project",
      "region": "",
      "source_url": "https://www.creatixstudio.ma/en/",
      "as_of": "2026-10",
      "observed_at": "2026-10-25T12:38:37.716Z",
      "content_hash": "sha256:730cce581e51ef36ce7dcb113e75ac6d29fc3cbd59ca595774e768ca30bdcff0",
      "supersedes": null,
      "origin": "backfill",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 458,
        "high": null,
        "fx": {
          "pair": "MAD/USD",
          "rate": 0.101746,
          "mad_per_usd": 9.828428,
          "rate_date": "2026-10-27",
          "source": "ExchangeRate-API open access (fallback for currencies the ECB does not publish)",
          "source_url": "https://open.er-api.com/v6/latest/USD"
        },
        "note": "Converted at the published reference rate on 2026-10-27, not at the price's as_of date. Indicative only."
      }
    },
    {
      "id": "po_20261025_986a90a9f98e",
      "series_key": "ps_d5d9de7983fd85b8",
      "kind": "provider_published",
      "use_case_id": null,
      "use_case_ids": [
        "drone-mapping-orthomosaic",
        "drone-land-surveying",
        "lidar-mapping"
      ],
      "provider_id": "northern-drone",
      "description": "Engineering-grade topographic mapping with ground control",
      "low": 50,
      "high": 150,
      "currency": "USD",
      "unit": "per acre",
      "region": "",
      "source_url": "https://www.northerndrone.com/pricing.html",
      "as_of": "2026-10",
      "observed_at": "2026-10-25T12:38:37.716Z",
      "content_hash": "sha256:986a90a9f98ed435dae58a91972bf28c145f7505a707a212e10f0aa18d6b77bf",
      "supersedes": null,
      "origin": "backfill",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 50,
        "high": 150,
        "note": "Already in target currency; no conversion."
      }
    },
    {
      "id": "po_20261025_cbdb24d6d696",
      "series_key": "ps_d37243c42752c345",
      "kind": "provider_published",
      "use_case_id": null,
      "use_case_ids": [
        "drone-mapping-orthomosaic",
        "drone-land-surveying",
        "lidar-mapping"
      ],
      "provider_id": "northern-drone",
      "description": "Basic drone mapping",
      "low": 10,
      "high": 30,
      "currency": "USD",
      "unit": "per acre",
      "region": "",
      "source_url": "https://www.northerndrone.com/pricing.html",
      "as_of": "2026-10",
      "observed_at": "2026-10-25T12:38:37.716Z",
      "content_hash": "sha256:cbdb24d6d69608d073dc885c6a30d598006274995cdfe65c65b45ef6dfafe216",
      "supersedes": null,
      "origin": "backfill",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 10,
        "high": 30,
        "note": "Already in target currency; no conversion."
      }
    }
  ],
  "series": [
    {
      "series_key": "ps_71ae4cb74770734f",
      "kind": "benchmark",
      "use_case_id": "drone-land-surveying",
      "provider_id": null,
      "description": "Engineering-grade topographic drone mapping with ground control",
      "currency": "USD",
      "unit": "per acre",
      "region": "US",
      "source_url": "https://www.northerndrone.com/pricing.html",
      "observations": 1,
      "first_observed_at": "2026-10-25T12:38:37.716Z",
      "last_observed_at": "2026-10-25T12:38:37.716Z",
      "current": true,
      "latest": {
        "low": 50,
        "high": 150,
        "as_of": "2026-10",
        "id": "po_20261025_24dc1a390fd0"
      },
      "trend": null,
      "last_rechecked": {
        "checked_at": "2026-10-27T05:28:28.477Z",
        "result": "confirmed",
        "by": "automatic"
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    },
    {
      "series_key": "ps_569a1ebbdb4c279b",
      "kind": "provider_published",
      "use_case_id": null,
      "provider_id": "northern-drone",
      "description": "Drone LiDAR",
      "currency": "USD",
      "unit": "per acre",
      "region": "",
      "source_url": "https://www.northerndrone.com/pricing.html",
      "observations": 1,
      "first_observed_at": "2026-10-25T12:38:37.716Z",
      "last_observed_at": "2026-10-25T12:38:37.716Z",
      "current": true,
      "latest": {
        "low": 50,
        "high": 300,
        "as_of": "2026-10",
        "id": "po_20261025_5a297fcdd2ac"
      },
      "trend": null,
      "last_rechecked": {
        "checked_at": "2026-10-27T05:28:28.477Z",
        "result": "confirmed",
        "by": "automatic"
      }
    },
    {
      "series_key": "ps_936698c09391f7ee",
      "kind": "provider_published",
      "use_case_id": null,
      "provider_id": "creatix-studio",
      "description": "Aerial video, photogrammetry and thermal inspection start from MAD 4,500 per project",
      "currency": "MAD",
      "unit": "per project",
      "region": "",
      "source_url": "https://www.creatixstudio.ma/en/",
      "observations": 1,
      "first_observed_at": "2026-10-25T12:38:37.716Z",
      "last_observed_at": "2026-10-25T12:38:37.716Z",
      "current": true,
      "latest": {
        "low": 4500,
        "high": null,
        "as_of": "2026-10",
        "id": "po_20261025_730cce581e51"
      },
      "trend": null,
      "last_rechecked": {
        "checked_at": "2026-10-27T05:28:28.477Z",
        "result": "confirmed",
        "by": "automatic"
      }
    },
    {
      "series_key": "ps_d5d9de7983fd85b8",
      "kind": "provider_published",
      "use_case_id": null,
      "provider_id": "northern-drone",
      "description": "Engineering-grade topographic mapping with ground control",
      "currency": "USD",
      "unit": "per acre",
      "region": "",
      "source_url": "https://www.northerndrone.com/pricing.html",
      "observations": 1,
      "first_observed_at": "2026-10-25T12:38:37.716Z",
      "last_observed_at": "2026-10-25T12:38:37.716Z",
      "current": true,
      "latest": {
        "low": 50,
        "high": 150,
        "as_of": "2026-10",
        "id": "po_20261025_986a90a9f98e"
      },
      "trend": null,
      "last_rechecked": {
        "checked_at": "2026-10-27T05:28:28.477Z",
        "result": "confirmed",
        "by": "automatic"
      }
    },
    {
      "series_key": "ps_d37243c42752c345",
      "kind": "provider_published",
      "use_case_id": null,
      "provider_id": "northern-drone",
      "description": "Basic drone mapping",
      "currency": "USD",
      "unit": "per acre",
      "region": "",
      "source_url": "https://www.northerndrone.com/pricing.html",
      "observations": 1,
      "first_observed_at": "2026-10-25T12:38:37.716Z",
      "last_observed_at": "2026-10-25T12:38:37.716Z",
      "current": true,
      "latest": {
        "low": 10,
        "high": 30,
        "as_of": "2026-10",
        "id": "po_20261025_cbdb24d6d696"
      },
      "trend": null,
      "last_rechecked": {
        "checked_at": "2026-10-27T05:28:28.477Z",
        "result": "confirmed",
        "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": 5,
    "limit": 200,
    "offset": 0,
    "returned": 5,
    "next_offset": null,
    "next": null,
    "prev": null
  },
  "license": "Whirrwork (https://whirrwork.com), CC BY 4.0"
}