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 },
 "distance": {
  "d": 18,
  "X": {
   "value": 18,
   "confidence": "upper_bound",
   "witness": [
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   ]
  },
  "Z": {
   "value": 18,
   "confidence": "upper_bound",
   "witness": [
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  }
 },
 "provenance": {
  "authors": [
   "@mathysrennela"
  ],
  "construction": "2BGA (arXiv:2306.16400) on GAP C36xC2, weight-6 random supports a=[10, 17, 28, 45, 51, 58] b=[1, 7, 11, 16, 26, 70]",
  "references": [
   "arXiv:2306.16400"
  ],
  "date": "2026-07-29",
  "notes": "Found by GAP-enhanced autoresearch (see fieldnotes/2026-07-28-gap-campaign-results.md). 2BGA code on C36xC2, weight-6 random supports. Distance upper bound confirmed flat across 400->1M RIS trials. Literature novelty unverified.",
  "model": "Xiaomi MiMo-V2.5"
 },
 "family": "generalized-bicycle"
}