{
  "total": 2,
  "source": "d1",
  "tracking_since": "2026-10-25T12:38:37.716Z",
  "source_rechecks": {
    "rows": 1116,
    "series": 752,
    "last_checked_at": "2026-10-27T05:31:56.000Z",
    "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_408c8adffa16",
      "series_key": "ps_49940728abf4559a",
      "kind": "benchmark",
      "use_case_id": "site-surveying-total-station",
      "use_case_ids": [
        "site-surveying-total-station"
      ],
      "provider_id": null,
      "description": "Civ Robotics CivNav autonomous layout/staking rover rental",
      "low": 3000,
      "high": 3000,
      "currency": "USD",
      "unit": "per month",
      "region": "US",
      "source_url": "https://www.civrobotics.com/pricing",
      "as_of": "2026-10",
      "observed_at": "2026-10-25T12:38:37.716Z",
      "content_hash": "sha256:408c8adffa16009934b018278550dcee0f9bcc33d54fdc1dae4a6df8d2bebcd6",
      "supersedes": null,
      "origin": "backfill",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 3000,
        "high": 3000,
        "note": "Already in target currency; no conversion."
      }
    },
    {
      "id": "po_20261025_c9d8fd4fe984",
      "series_key": "ps_aa60a6ccdf0ef15d",
      "kind": "provider_published",
      "use_case_id": null,
      "use_case_ids": [
        "site-surveying-total-station",
        "pile-driving-solar"
      ],
      "provider_id": "civ-robotics",
      "description": "CivNav autonomous surveying/staking rover rental",
      "low": 3000,
      "high": 3000,
      "currency": "USD",
      "unit": "per month",
      "region": "",
      "source_url": "https://www.civrobotics.com/pricing",
      "as_of": "2026-10",
      "observed_at": "2026-10-25T12:38:37.716Z",
      "content_hash": "sha256:c9d8fd4fe984be5cd02cfb07e9ba3d478cf356c798879d6058b0fa50a000bf11",
      "supersedes": null,
      "origin": "backfill",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 3000,
        "high": 3000,
        "note": "Already in target currency; no conversion."
      }
    }
  ],
  "series": [
    {
      "series_key": "ps_49940728abf4559a",
      "kind": "benchmark",
      "use_case_id": "site-surveying-total-station",
      "provider_id": null,
      "description": "Civ Robotics CivNav autonomous layout/staking rover rental",
      "currency": "USD",
      "unit": "per month",
      "region": "US",
      "source_url": "https://www.civrobotics.com/pricing",
      "observations": 1,
      "first_observed_at": "2026-10-25T12:38:37.716Z",
      "last_observed_at": "2026-10-25T12:38:37.716Z",
      "current": true,
      "latest": {
        "low": 3000,
        "high": 3000,
        "as_of": "2026-10",
        "id": "po_20261025_408c8adffa16"
      },
      "trend": null,
      "last_rechecked": {
        "checked_at": "2026-10-27T05:28:28.477Z",
        "result": "confirmed",
        "by": "automatic"
      }
    },
    {
      "series_key": "ps_aa60a6ccdf0ef15d",
      "kind": "provider_published",
      "use_case_id": null,
      "provider_id": "civ-robotics",
      "description": "CivNav autonomous surveying/staking rover rental",
      "currency": "USD",
      "unit": "per month",
      "region": "",
      "source_url": "https://www.civrobotics.com/pricing",
      "observations": 1,
      "first_observed_at": "2026-10-25T12:38:37.716Z",
      "last_observed_at": "2026-10-25T12:38:37.716Z",
      "current": true,
      "latest": {
        "low": 3000,
        "high": 3000,
        "as_of": "2026-10",
        "id": "po_20261025_c9d8fd4fe984"
      },
      "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": 2,
    "limit": 200,
    "offset": 0,
    "returned": 2,
    "next_offset": null,
    "next": null,
    "prev": null
  },
  "license": "Whirrwork (https://whirrwork.com), CC BY 4.0"
}