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   "on": "2026-09-22",
   "why": "valley-crossing extent re-measure 2026-09-22: low-to-summit (475.0 m -> 1010.0 m)",
   "published_max25_pct": 19.58,
   "max25_pct": 19.6
  },
  "license": "ODbL-1.0",
  "license_url": "https://howsteep.org/licensing"
 },
 "area": {
  "place": "Brynhoffnant",
  "county": "Sir Ceredigion - Ceredigion"
 }
}