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   ],
   [
    22,
    30,
    31,
    35,
    40,
    55,
    71,
    87,
    94,
    111,
    119,
    125
   ],
   [
    8,
    15,
    16,
    25,
    38,
    41,
    73,
    79,
    90,
    96,
    105,
    119
   ],
   [
    9,
    16,
    17,
    26,
    59,
    61,
    74,
    80,
    91,
    97,
    106,
    120
   ],
   [
    28,
    36,
    37,
    41,
    44,
    46,
    76,
    93,
    100,
    116,
    121,
    122
   ],
   [
    16,
    24,
    25,
    34,
    47,
    50,
    82,
    88,
    99,
    105,
    114,
    124
   ]
  ]
 },
 "distance": {
  "d": 16,
  "X": {
   "value": 16,
   "confidence": "upper_bound",
   "witness": [
    1,
    3,
    4,
    6,
    8,
    15,
    23,
    30,
    59,
    67,
    71,
    82,
    97,
    112,
    118,
    124
   ]
  },
  "Z": {
   "value": 16,
   "confidence": "upper_bound",
   "witness": [
    0,
    11,
    22,
    26,
    27,
    29,
    39,
    59,
    60,
    66,
    84,
    88,
    90,
    93,
    99,
    124
   ]
  }
 },
 "provenance": {
  "authors": [
   "@mathysrennela"
  ],
  "construction": "2BGA on C21xC3, weight-6 random supports a=[4,17,24,41,48,50] b=[10,23,39,48,52,56]",
  "references": [
   "arXiv:2306.16400"
  ],
  "date": "2026-07-28",
  "model": "Xiaomi MiMo-V2.5",
  "notes": "Found by GAP-enhanced autoresearch (see fieldnotes/2026-07-28-gap-campaign-results.md). 2BGA code on C21xC3, weight-6 random supports. Distance upper bound confirmed flat across 400->2k->8k->60k->1M RIS trials. Literature novelty unverified."
 },
 "family": "generalized-bicycle"
}