{
  "total": 1,
  "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_20261026_c94847fd9e17",
      "series_key": "ps_15417d96fecfa92f",
      "kind": "benchmark",
      "use_case_id": "bricklaying",
      "use_case_ids": [
        "bricklaying"
      ],
      "provider_id": null,
      "description": "FBR Hadrian X Wall as a Service offtake with AMOVEO: minimum 5,400 vertical m² of single-leaf wall over 24 months incl. blocks and adhesive; total contract value per FBR ASX announcement (contract total, not a unit price)",
      "low": 400000,
      "high": 450000,
      "currency": "AUD",
      "unit": "per contract",
      "region": "AU",
      "source_url": "https://company-announcements.afr.com/asx/fbr/ad7076a5-168a-11f1-9b9e-defe097bdf23.pdf",
      "as_of": "2026-03-03",
      "observed_at": "2026-10-26T05:30:51.484Z",
      "content_hash": "sha256:c94847fd9e175dfc8b4f2b854d653e9bdde7e91150deaf8c3f74ec265d89f4a5",
      "supersedes": null,
      "origin": "build",
      "change_reason": null,
      "current": true,
      "usd": {
        "currency": "USD",
        "low": 280899,
        "high": 316011,
        "fx": {
          "pair": "AUD/USD",
          "rate": 0.702247,
          "aud_per_usd": 1.424,
          "rate_date": "2026-10-23",
          "source": "European Central Bank reference rates via Frankfurter",
          "source_url": "https://api.frankfurter.dev/v1/latest?base=USD"
        },
        "note": "Converted at the published reference rate on 2026-10-23, not at the price's as_of date. Indicative only."
      }
    }
  ],
  "series": [
    {
      "series_key": "ps_15417d96fecfa92f",
      "kind": "benchmark",
      "use_case_id": "bricklaying",
      "provider_id": null,
      "description": "FBR Hadrian X Wall as a Service offtake with AMOVEO: minimum 5,400 vertical m² of single-leaf wall over 24 months incl. blocks and adhesive; total contract value per FBR ASX announcement (contract total, not a unit price)",
      "currency": "AUD",
      "unit": "per contract",
      "region": "AU",
      "source_url": "https://company-announcements.afr.com/asx/fbr/ad7076a5-168a-11f1-9b9e-defe097bdf23.pdf",
      "observations": 1,
      "first_observed_at": "2026-10-26T05:30:51.484Z",
      "last_observed_at": "2026-10-26T05:30:51.484Z",
      "current": true,
      "latest": {
        "low": 400000,
        "high": 450000,
        "as_of": "2026-03-03",
        "id": "po_20261026_c94847fd9e17"
      },
      "trend": null,
      "last_rechecked": null
    }
  ],
  "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": 1,
    "limit": 200,
    "offset": 0,
    "returned": 1,
    "next_offset": null,
    "next": null,
    "prev": null
  },
  "license": "Whirrwork (https://whirrwork.com), CC BY 4.0"
}