{
  "total": 2,
  "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_20261025_8a0ec4e102cd",
      "series_key": "ps_e4cd60166afb9a0a",
      "kind": "provider_published",
      "use_case_id": null,
      "use_case_ids": [
        "robot-dog-rental",
        "research-robot-platforms",
        "humanoid-robot-rental",
        "industrial-plant-inspection",
        "robot-performer-dance",
        "security-patrol-robot"
      ],
      "provider_id": "unitree-robotics",
      "description": "Unitree Go2 quadruped robot (official store, from)",
      "low": 1600,
      "high": null,
      "currency": "USD",
      "unit": "per unit",
      "region": "",
      "source_url": "https://shop.unitree.com/products/unitree-go2",
      "as_of": "2026-10",
      "observed_at": "2026-10-25T12:38:37.716Z",
      "content_hash": "sha256:8a0ec4e102cd49469afa0fe63b7b2cf2a1997e745f162d127b92ed12864fd9c7",
      "supersedes": null,
      "origin": "backfill",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 1600,
        "high": null,
        "note": "Already in target currency; no conversion."
      }
    },
    {
      "id": "po_20261025_ab90432acb66",
      "series_key": "ps_4613ef061f170336",
      "kind": "provider_published",
      "use_case_id": null,
      "use_case_ids": [
        "robot-dog-rental",
        "research-robot-platforms",
        "humanoid-robot-rental",
        "industrial-plant-inspection",
        "robot-performer-dance",
        "security-patrol-robot"
      ],
      "provider_id": "unitree-robotics",
      "description": "Unitree G1 humanoid robot (official store; list $15,999)",
      "low": 13500,
      "high": 15999,
      "currency": "USD",
      "unit": "per unit",
      "region": "",
      "source_url": "https://shop.unitree.com/products/unitree-g1",
      "as_of": "2026-10",
      "observed_at": "2026-10-25T12:38:37.716Z",
      "content_hash": "sha256:ab90432acb6654dfae825ffdd5aa0922a337b4259588ebf7c8be9fdb70d62e3a",
      "supersedes": null,
      "origin": "backfill",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 13500,
        "high": 15999,
        "note": "Already in target currency; no conversion."
      }
    }
  ],
  "series": [
    {
      "series_key": "ps_e4cd60166afb9a0a",
      "kind": "provider_published",
      "use_case_id": null,
      "provider_id": "unitree-robotics",
      "description": "Unitree Go2 quadruped robot (official store, from)",
      "currency": "USD",
      "unit": "per unit",
      "region": "",
      "source_url": "https://shop.unitree.com/products/unitree-go2",
      "observations": 1,
      "first_observed_at": "2026-10-25T12:38:37.716Z",
      "last_observed_at": "2026-10-25T12:38:37.716Z",
      "current": true,
      "latest": {
        "low": 1600,
        "high": null,
        "as_of": "2026-10",
        "id": "po_20261025_8a0ec4e102cd"
      },
      "trend": null,
      "last_rechecked": {
        "checked_at": "2026-10-25T13:28:38.977Z",
        "result": "confirmed",
        "by": "automatic"
      }
    },
    {
      "series_key": "ps_4613ef061f170336",
      "kind": "provider_published",
      "use_case_id": null,
      "provider_id": "unitree-robotics",
      "description": "Unitree G1 humanoid robot (official store; list $15,999)",
      "currency": "USD",
      "unit": "per unit",
      "region": "",
      "source_url": "https://shop.unitree.com/products/unitree-g1",
      "observations": 1,
      "first_observed_at": "2026-10-25T12:38:37.716Z",
      "last_observed_at": "2026-10-25T12:38:37.716Z",
      "current": true,
      "latest": {
        "low": 13500,
        "high": 15999,
        "as_of": "2026-10",
        "id": "po_20261025_ab90432acb66"
      },
      "trend": null,
      "last_rechecked": {
        "checked_at": "2026-10-25T13:35:16.000Z",
        "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": 2,
    "limit": 200,
    "offset": 0,
    "returned": 2,
    "next_offset": null,
    "next": null,
    "prev": null
  },
  "license": "Whirrwork (https://whirrwork.com), CC BY 4.0"
}