{
 "schema_version": "0.2",
 "name": "[[42,10,4]]",
 "code_type": "CSS",
 "n": 42,
 "k": 10,
 "checks": {
  "X": [
   [
    3,
    11,
    18,
    28,
    29,
    39
   ],
   [
    5,
    15,
    19,
    26,
    33,
    34
   ],
   [
    4,
    14,
    18,
    25,
    32,
    41
   ],
   [
    6,
    9,
    20,
    21,
    27,
    29
   ],
   [
    7,
    10,
    12,
    28,
    35,
    37
   ],
   [
    0,
    2,
    11,
    23,
    36,
    38
   ],
   [
    1,
    13,
    16,
    22,
    30,
    39
   ],
   [
    3,
    8,
    17,
    24,
    31,
    40
   ],
   [
    0,
    5,
    9,
    28,
    30,
    40
   ],
   [
    2,
    13,
    18,
    21,
    24,
    34
   ],
   [
    1,
    8,
    19,
    25,
    29,
    37
   ],
   [
    3,
    14,
    20,
    26,
    35,
    38
   ],
   [
    1,
    10,
    17,
    27,
    34,
    38
   ],
   [
    4,
    12,
    15,
    27,
    36,
    39
   ],
   [
    6,
    10,
    16,
    23,
    31,
    41
   ],
   [
    4,
    13,
    19,
    23,
    35,
    40
   ]
  ],
  "Z": [
   [
    3,
    9,
    19,
    26,
    29,
    40
   ],
   [
    6,
    15,
    17,
    27,
    31,
    33
   ],
   [
    5,
    14,
    16,
    26,
    30,
    41
   ],
   [
    7,
    9,
    18,
    21,
    28,
    32
   ],
   [
    2,
    10,
    19,
    23,
    34,
    37
   ],
   [
    1,
    11,
    20,
    22,
    29,
    38
   ],
   [
    3,
    12,
    13,
    24,
    35,
    39
   ],
   [
    0,
    4,
    8,
    25,
    36,
    40
   ],
   [
    0,
    3,
    10,
    28,
    31,
    38
   ],
   [
    6,
    8,
    18,
    24,
    29,
    41
   ],
   [
    7,
    14,
    19,
    25,
    33,
    35
   ],
   [
    2,
    15,
    20,
    21,
    26,
    36
   ],
   [
    1,
    15,
    18,
    25,
    34,
    39
   ],
   [
    1,
    9,
    12,
    27,
    30,
    37
   ],
   [
    4,
    11,
    16,
    23,
    32,
    39
   ],
   [
    4,
    10,
    20,
    27,
    35,
    41
   ]
  ]
 },
 "distance": {
  "d": 4,
  "X": {
   "value": 4,
   "confidence": "upper_bound",
   "witness": [
    1,
    11,
    12,
    39
   ]
  },
  "Z": {
   "value": 4,
   "confidence": "upper_bound",
   "witness": [
    7,
    12,
    15,
    33
   ]
  }
 },
 "provenance": {
  "authors": [
   "@mathysrennela"
  ],
  "construction": "Reconstructed from qecdb.org record (see provenance.references); H-field X/Z row split, k recomputed, witnesses from the kit's random search.",
  "origin": "submission",
  "date": "2026-08-15",
  "model": "DeepSeek V4 Flash 0731"
 },
 "family": "generalized-bicycle",
 "locality": {
  "coordinates": [
   [
    1,
    1
   ],
   [
    2,
    4
   ],
   [
    0,
    2
   ],
   [
    2,
    3
   ],
   [
    1,
    3
   ],
   [
    0,
    5
   ],
   [
    0,
    1
   ],
   [
    2,
    6
   ],
   [
    0,
    0
   ],
   [
    0,
    6
   ],
   [
    0,
    2
   ],
   [
    2,
    1
   ],
   [
    2,
    2
   ],
   [
    0,
    5
   ],
   [
    0,
    6
   ],
   [
    2,
    4
   ],
   [
    1,
    2
   ],
   [
    2,
    0
   ],
   [
    2,
    3
   ],
   [
    1,
    3
   ],
   [
    1,
    5
   ],
   [
    1,
    5
   ],
   [
    2,
    6
   ],
   [
    1,
    1
   ],
   [
    0,
    0
   ],
   [
    1,
    4
   ],
   [
    2,
    5
   ],
   [
    0,
    4
   ],
   [
    0,
    3
   ],
   [
    0,
    4
   ],
   [
    1,
    6
   ],
   [
    2,
    0
   ],
   [
    1,
    6
   ],
   [
    2,
    5
   ],
   [
    1,
    0
   ],
   [
    1,
    4
   ],
   [
    1,
    0
   ],
   [
    1,
    2
   ],
   [
    2,
    2
   ],
   [
    2,
    1
   ],
   [
    0,
    1
   ],
   [
    0,
    3
   ]
  ],
  "layers": 2,
  "contributed_by": {
   "by": [
    "@mathysrennela"
   ],
   "date": "2026-09-19",
   "method": "simulated annealing over integer grid sites (research/local2d/fold_layout.py)"
  }
 }
}
