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    6,
    24,
    37,
    66,
    91,
    94,
    110,
    129,
    132
   ],
   [
    2,
    9,
    16,
    27,
    62,
    75,
    83,
    100,
    121,
    137
   ]
  ]
 },
 "distance": {
  "d": 16,
  "X": {
   "value": 16,
   "confidence": "upper_bound",
   "witness": [
    4,
    41,
    43,
    54,
    57,
    68,
    69,
    79,
    82,
    97,
    101,
    109,
    116,
    117,
    127,
    140
   ]
  },
  "Z": {
   "value": 16,
   "confidence": "upper_bound",
   "witness": [
    2,
    4,
    13,
    15,
    27,
    28,
    29,
    30,
    46,
    50,
    63,
    72,
    104,
    105,
    121,
    140
   ]
  }
 },
 "provenance": {
  "authors": [
   "@mathysrennela"
  ],
  "construction": "2BGA (arXiv:2306.16400) on GAP C9xD8, weight-5 random supports a=[7, 19, 36, 59, 69] b=[7, 41, 45, 48, 56]",
  "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 C9xD8, weight-5 random supports. Distance upper bound confirmed flat across 400->1M RIS trials. Literature novelty unverified.",
  "model": "Xiaomi MiMo-V2.5"
 },
 "family": "generalized-bicycle"
}