{
  "total": 3,
  "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_3efa258daa6f",
      "series_key": "ps_b5e90ae8eeff974d",
      "kind": "provider_published",
      "use_case_id": "sports-field-line-marking",
      "use_case_ids": [
        "sports-field-line-marking"
      ],
      "provider_id": "turf-tank",
      "description": "Turf Tank Pro subscription (2023 quote to Univ. of North Florida) + $1,500 one-time; includes $3,000 paint allotment",
      "low": 15000,
      "high": 15000,
      "currency": "USD",
      "unit": "per year",
      "region": "",
      "source_url": "https://www.unf.edu/procurement/files/Certified.rf.1-1-2023-Sole-Source-Quote-Turf-Tank.pdf",
      "as_of": "2023-01",
      "observed_at": "2026-10-25T12:38:37.716Z",
      "content_hash": "sha256:3efa258daa6fc0f7e6680593d0d1f25a1824597b139521518eaaf14aa581d643",
      "supersedes": null,
      "origin": "backfill",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 15000,
        "high": 15000,
        "note": "Already in target currency; no conversion."
      }
    },
    {
      "id": "po_20261025_900b1f9aa06c",
      "series_key": "ps_e504af266f7cf111",
      "kind": "benchmark",
      "use_case_id": "sports-field-line-marking",
      "use_case_ids": [
        "sports-field-line-marking"
      ],
      "provider_id": null,
      "description": "Turf Tank Pro field-painting robot subscription (plus $1,500 setup)",
      "low": 15000,
      "high": 15000,
      "currency": "USD",
      "unit": "per year",
      "region": "US",
      "source_url": "https://www.unf.edu/procurement/files/Certified.rf.1-1-2023-Sole-Source-Quote-Turf-Tank.pdf",
      "as_of": "2023-01",
      "observed_at": "2026-10-25T12:38:37.716Z",
      "content_hash": "sha256:900b1f9aa06ce9d38606cfe87ee4ff1c637b7a117e9c0f4b75d5dd32a063c1c6",
      "supersedes": null,
      "origin": "backfill",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 15000,
        "high": 15000,
        "note": "Already in target currency; no conversion."
      }
    },
    {
      "id": "po_20261025_12e68a995b5f",
      "series_key": "ps_3a45233287e2a174",
      "kind": "benchmark",
      "use_case_id": "sports-field-line-marking",
      "use_case_ids": [
        "sports-field-line-marking"
      ],
      "provider_id": null,
      "description": "TinyLineMarker Pro X GPS field-painting robot, full payment, standard solution (plus $1,990/yr connectivity and $1,995 installation); all-inclusive $55,000",
      "low": 37750,
      "high": 55000,
      "currency": "USD",
      "unit": "per unit",
      "region": "US",
      "source_url": "https://tinymobilerobots.us/robots/prices",
      "as_of": "2026-10-25",
      "observed_at": "2026-10-25T19:43:25.629Z",
      "content_hash": "sha256:12e68a995b5f256d383dd96e0f6082979c4eea3d94328802b7d87bec8964a700",
      "supersedes": null,
      "origin": "build",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 37750,
        "high": 55000,
        "note": "Already in target currency; no conversion."
      }
    }
  ],
  "series": [
    {
      "series_key": "ps_b5e90ae8eeff974d",
      "kind": "provider_published",
      "use_case_id": "sports-field-line-marking",
      "provider_id": "turf-tank",
      "description": "Turf Tank Pro subscription (2023 quote to Univ. of North Florida) + $1,500 one-time; includes $3,000 paint allotment",
      "currency": "USD",
      "unit": "per year",
      "region": "",
      "source_url": "https://www.unf.edu/procurement/files/Certified.rf.1-1-2023-Sole-Source-Quote-Turf-Tank.pdf",
      "observations": 1,
      "first_observed_at": "2026-10-25T12:38:37.716Z",
      "last_observed_at": "2026-10-25T12:38:37.716Z",
      "current": true,
      "latest": {
        "low": 15000,
        "high": 15000,
        "as_of": "2023-01",
        "id": "po_20261025_3efa258daa6f"
      },
      "trend": null,
      "last_rechecked": {
        "checked_at": "2026-10-27T05:28:28.477Z",
        "result": "confirmed",
        "by": "automatic"
      }
    },
    {
      "series_key": "ps_e504af266f7cf111",
      "kind": "benchmark",
      "use_case_id": "sports-field-line-marking",
      "provider_id": null,
      "description": "Turf Tank Pro field-painting robot subscription (plus $1,500 setup)",
      "currency": "USD",
      "unit": "per year",
      "region": "US",
      "source_url": "https://www.unf.edu/procurement/files/Certified.rf.1-1-2023-Sole-Source-Quote-Turf-Tank.pdf",
      "observations": 1,
      "first_observed_at": "2026-10-25T12:38:37.716Z",
      "last_observed_at": "2026-10-25T12:38:37.716Z",
      "current": true,
      "latest": {
        "low": 15000,
        "high": 15000,
        "as_of": "2023-01",
        "id": "po_20261025_900b1f9aa06c"
      },
      "trend": null,
      "last_rechecked": {
        "checked_at": "2026-10-27T05:28:28.477Z",
        "result": "confirmed",
        "by": "automatic"
      }
    },
    {
      "series_key": "ps_3a45233287e2a174",
      "kind": "benchmark",
      "use_case_id": "sports-field-line-marking",
      "provider_id": null,
      "description": "TinyLineMarker Pro X GPS field-painting robot, full payment, standard solution (plus $1,990/yr connectivity and $1,995 installation); all-inclusive $55,000",
      "currency": "USD",
      "unit": "per unit",
      "region": "US",
      "source_url": "https://tinymobilerobots.us/robots/prices",
      "observations": 1,
      "first_observed_at": "2026-10-25T19:43:25.629Z",
      "last_observed_at": "2026-10-25T19:43:25.629Z",
      "current": true,
      "latest": {
        "low": 37750,
        "high": 55000,
        "as_of": "2026-10-25",
        "id": "po_20261025_12e68a995b5f"
      },
      "trend": null,
      "last_rechecked": {
        "checked_at": "2026-10-27T01:26:25.942Z",
        "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": 3,
    "limit": 200,
    "offset": 0,
    "returned": 3,
    "next_offset": null,
    "next": null,
    "prev": null
  },
  "license": "Whirrwork (https://whirrwork.com), CC BY 4.0"
}