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  ],
  "layers": 2,
  "contributed_by": {
   "by": [
    "@vprusso"
   ],
   "date": "2026-11-04",
   "method": "Inherited from the laid-out parent codes/174-4-18.json: the parent's coordinates with the entry of the removed qubit (parent index 86) dropped, since this peel child keeps the parent's qubit order. Radius, layer count, and class re-measured by the verifier."
  }
 }
}