{
  "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_20261026_702a64b08fb6",
      "series_key": "ps_d79865a5eb156459",
      "kind": "benchmark",
      "use_case_id": "hospital-logistics-robots",
      "use_case_ids": [
        "hospital-logistics-robots"
      ],
      "provider_id": null,
      "description": "VA order: Aethon TUG meal delivery carts, total obligated per USAspending (quantity not stated)",
      "low": 544720,
      "high": 544720,
      "currency": "USD",
      "unit": "per contract",
      "region": "US",
      "source_url": "https://api.usaspending.gov/api/v2/awards/CONT_AWD_36C26126N0621_3600_36F79724D0104_3600/",
      "as_of": "2026-07-30",
      "observed_at": "2026-10-26T03:32:44.654Z",
      "content_hash": "sha256:702a64b08fb676b8ffbd234360354c1cceeae05063cc41f1f83bec67bf314cd1",
      "supersedes": null,
      "origin": "build",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 544720,
        "high": 544720,
        "note": "Already in target currency; no conversion."
      }
    },
    {
      "id": "po_20261026_892545e9764a",
      "series_key": "ps_49924a79a13fb582",
      "kind": "benchmark",
      "use_case_id": "hospital-logistics-robots",
      "use_case_ids": [
        "hospital-logistics-robots"
      ],
      "provider_id": null,
      "description": "VA order: Aethon TUG robot maintenance, total obligated per USAspending",
      "low": 183600,
      "high": 183600,
      "currency": "USD",
      "unit": "per contract",
      "region": "US",
      "source_url": "https://api.usaspending.gov/api/v2/awards/CONT_AWD_36C25627N0178_3600_36F79724D0104_3600/",
      "as_of": "2026-10-23",
      "observed_at": "2026-10-26T03:32:44.654Z",
      "content_hash": "sha256:892545e9764acf7613229c6544292acad26f8120aeaf713921fcf654aedbdbef",
      "supersedes": null,
      "origin": "build",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 183600,
        "high": 183600,
        "note": "Already in target currency; no conversion."
      }
    },
    {
      "id": "po_20261026_dfb341c0703d",
      "series_key": "ps_508c3b30dbf202ab",
      "kind": "benchmark",
      "use_case_id": "hospital-logistics-robots",
      "use_case_ids": [
        "hospital-logistics-robots"
      ],
      "provider_id": null,
      "description": "VA purchase order: Aethon ZenaRx autonomous (pharmacy delivery) robot, total obligated per USAspending",
      "low": 124440,
      "high": 124440,
      "currency": "USD",
      "unit": "per contract",
      "region": "US",
      "source_url": "https://api.usaspending.gov/api/v2/awards/CONT_AWD_36C25625P1717_3600_-NONE-_-NONE-/",
      "as_of": "2025-10-06",
      "observed_at": "2026-10-26T03:32:44.654Z",
      "content_hash": "sha256:dfb341c0703d0a7e58b38c35364c3b417a4d6f4db5eab2793296bcadc265240b",
      "supersedes": null,
      "origin": "build",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 124440,
        "high": 124440,
        "note": "Already in target currency; no conversion."
      }
    }
  ],
  "series": [
    {
      "series_key": "ps_d79865a5eb156459",
      "kind": "benchmark",
      "use_case_id": "hospital-logistics-robots",
      "provider_id": null,
      "description": "VA order: Aethon TUG meal delivery carts, total obligated per USAspending (quantity not stated)",
      "currency": "USD",
      "unit": "per contract",
      "region": "US",
      "source_url": "https://api.usaspending.gov/api/v2/awards/CONT_AWD_36C26126N0621_3600_36F79724D0104_3600/",
      "observations": 1,
      "first_observed_at": "2026-10-26T03:32:44.654Z",
      "last_observed_at": "2026-10-26T03:32:44.654Z",
      "current": true,
      "latest": {
        "low": 544720,
        "high": 544720,
        "as_of": "2026-07-30",
        "id": "po_20261026_702a64b08fb6"
      },
      "trend": null,
      "last_rechecked": {
        "checked_at": "2026-10-27T01:28:41.000Z",
        "result": "confirmed",
        "by": "human"
      }
    },
    {
      "series_key": "ps_49924a79a13fb582",
      "kind": "benchmark",
      "use_case_id": "hospital-logistics-robots",
      "provider_id": null,
      "description": "VA order: Aethon TUG robot maintenance, total obligated per USAspending",
      "currency": "USD",
      "unit": "per contract",
      "region": "US",
      "source_url": "https://api.usaspending.gov/api/v2/awards/CONT_AWD_36C25627N0178_3600_36F79724D0104_3600/",
      "observations": 1,
      "first_observed_at": "2026-10-26T03:32:44.654Z",
      "last_observed_at": "2026-10-26T03:32:44.654Z",
      "current": true,
      "latest": {
        "low": 183600,
        "high": 183600,
        "as_of": "2026-10-23",
        "id": "po_20261026_892545e9764a"
      },
      "trend": null,
      "last_rechecked": {
        "checked_at": "2026-10-27T01:28:41.000Z",
        "result": "confirmed",
        "by": "human"
      }
    },
    {
      "series_key": "ps_508c3b30dbf202ab",
      "kind": "benchmark",
      "use_case_id": "hospital-logistics-robots",
      "provider_id": null,
      "description": "VA purchase order: Aethon ZenaRx autonomous (pharmacy delivery) robot, total obligated per USAspending",
      "currency": "USD",
      "unit": "per contract",
      "region": "US",
      "source_url": "https://api.usaspending.gov/api/v2/awards/CONT_AWD_36C25625P1717_3600_-NONE-_-NONE-/",
      "observations": 1,
      "first_observed_at": "2026-10-26T03:32:44.654Z",
      "last_observed_at": "2026-10-26T03:32:44.654Z",
      "current": true,
      "latest": {
        "low": 124440,
        "high": 124440,
        "as_of": "2025-10-06",
        "id": "po_20261026_dfb341c0703d"
      },
      "trend": null,
      "last_rechecked": {
        "checked_at": "2026-10-27T01:28:41.000Z",
        "result": "confirmed",
        "by": "human"
      }
    }
  ],
  "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"
}