{
  "name": "Berlin S-Bahn Solar Corridor",
  "description": "Install solar canopies along the elevated S-Bahn ring between Ostkreuz and Treptower Park. The railway owns the airspace rights; the panels shade platforms in summer and feed surplus into the neighbourhood grid.",
  "location": {
    "lat": 52.5024,
    "lng": 13.4688
  },
  "forkChain": {
    "parent": null,
    "root": null
  },
  "contributorId": "e08b34cd-80e5-50c1-b09f-393b5742e6ca",
  "objectiveRef": "free-energy",
  "createdAt": "2026-03-08T14:00:00Z"
}