{
 "schema_version": "0.1",
 "name": "[[346,2,18]] GB code",
 "code_type": "CSS",
 "n": 346,
 "k": 2,
 "checks": {
  "X": [
   [
    0,
    172,
    173,
    295
   ],
   [
    0,
    1,
    174,
    296
   ],
   [
    1,
    2,
    175,
    297
   ],
   [
    2,
    3,
    176,
    298
   ],
   [
    3,
    4,
    177,
    299
   ],
   [
    4,
    5,
    178,
    300
   ],
   [
    5,
    6,
    179,
    301
   ],
   [
    6,
    7,
    180,
    302
   ],
   [
    7,
    8,
    181,
    303
   ],
   [
    8,
    9,
    182,
    304
   ],
   [
    9,
    10,
    183,
    305
   ],
   [
    10,
    11,
    184,
    306
   ],
   [
    11,
    12,
    185,
    307
   ],
   [
    12,
    13,
    186,
    308
   ],
   [
    13,
    14,
    187,
    309
   ],
   [
    14,
    15,
    188,
    310
   ],
   [
    15,
    16,
    189,
    311
   ],
   [
    16,
    17,
    190,
    312
   ],
   [
    17,
    18,
    191,
    313
   ],
   [
    18,
    19,
    192,
    314
   ],
   [
    19,
    20,
    193,
    315
   ],
   [
    20,
    21,
    194,
    316
   ],
   [
    21,
    22,
    195,
    317
   ],
   [
    22,
    23,
    196,
    318
   ],
   [
    23,
    24,
    197,
    319
   ],
   [
    24,
    25,
    198,
    320
   ],
   [
    25,
    26,
    199,
    321
   ],
   [
    26,
    27,
    200,
    322
   ],
   [
    27,
    28,
    201,
    323
   ],
   [
    28,
    29,
    202,
    324
   ],
   [
    29,
    30,
    203,
    325
   ],
   [
    30,
    31,
    204,
    326
   ],
   [
    31,
    32,
    205,
    327
   ],
   [
    32,
    33,
    206,
    328
   ],
   [
    33,
    34,
    207,
    329
   ],
   [
    34,
    35,
    208,
    330
   ],
   [
    35,
    36,
    209,
    331
   ],
   [
    36,
    37,
    210,
    332
   ],
   [
    37,
    38,
    211,
    333
   ],
   [
    38,
    39,
    212,
    334
   ],
   [
    39,
    40,
    213,
    335
   ],
   [
    40,
    41,
    214,
    336
   ],
   [
    41,
    42,
    215,
    337
   ],
   [
    42,
    43,
    216,
    338
   ],
   [
    43,
    44,
    217,
    339
   ],
   [
    44,
    45,
    218,
    340
   ],
   [
    45,
    46,
    219,
    341
   ],
   [
    46,
    47,
    220,
    342
   ],
   [
    47,
    48,
    221,
    343
   ],
   [
    48,
    49,
    222,
    344
   ],
   [
    49,
    50,
    223,
    345
   ],
   [
    50,
    51,
    173,
    224
   ],
   [
    51,
    52,
    174,
    225
   ],
   [
    52,
    53,
    175,
    226
   ],
   [
    53,
    54,
    176,
    227
   ],
   [
    54,
    55,
    177,
    228
   ],
   [
    55,
    56,
    178,
    229
   ],
   [
    56,
    57,
    179,
    230
   ],
   [
    57,
    58,
    180,
    231
   ],
   [
    58,
    59,
    181,
    232
   ],
   [
    59,
    60,
    182,
    233
   ],
   [
    60,
    61,
    183,
    234
   ],
   [
    61,
    62,
    184,
    235
   ],
   [
    62,
    63,
    185,
    236
   ],
   [
    63,
    64,
    186,
    237
   ],
   [
    64,
    65,
    187,
    238
   ],
   [
    65,
    66,
    188,
    239
   ],
   [
    66,
    67,
    189,
    240
   ],
   [
    67,
    68,
    190,
    241
   ],
   [
    68,
    69,
    191,
    242
   ],
   [
    69,
    70,
    192,
    243
   ],
   [
    70,
    71,
    193,
    244
   ],
   [
    71,
    72,
    194,
    245
   ],
   [
    72,
    73,
    195,
    246
   ],
   [
    73,
    74,
    196,
    247
   ],
   [
    74,
    75,
    197,
    248
   ],
   [
    75,
    76,
    198,
    249
   ],
   [
    76,
    77,
    199,
    250
   ],
   [
    77,
    78,
    200,
    251
   ],
   [
    78,
    79,
    201,
    252
   ],
   [
    79,
    80,
    202,
    253
   ],
   [
    80,
    81,
    203,
    254
   ],
   [
    81,
    82,
    204,
    255
   ],
   [
    82,
    83,
    205,
    256
   ],
   [
    83,
    84,
    206,
    257
   ],
   [
    84,
    85,
    207,
    258
   ],
   [
    85,
    86,
    208,
    259
   ],
   [
    86,
    87,
    209,
    260
   ],
   [
    87,
    88,
    210,
    261
   ],
   [
    88,
    89,
    211,
    262
   ],
   [
    89,
    90,
    212,
    263
   ],
   [
    90,
    91,
    213,
    264
   ],
   [
    91,
    92,
    214,
    265
   ],
   [
    92,
    93,
    215,
    266
   ],
   [
    93,
    94,
    216,
    267
   ],
   [
    94,
    95,
    217,
    268
   ],
   [
    95,
    96,
    218,
    269
   ],
   [
    96,
    97,
    219,
    270
   ],
   [
    97,
    98,
    220,
    271
   ],
   [
    98,
    99,
    221,
    272
   ],
   [
    99,
    100,
    222,
    273
   ],
   [
    100,
    101,
    223,
    274
   ],
   [
    101,
    102,
    224,
    275
   ],
   [
    102,
    103,
    225,
    276
   ],
   [
    103,
    104,
    226,
    277
   ],
   [
    104,
    105,
    227,
    278
   ],
   [
    105,
    106,
    228,
    279
   ],
   [
    106,
    107,
    229,
    280
   ],
   [
    107,
    108,
    230,
    281
   ],
   [
    108,
    109,
    231,
    282
   ],
   [
    109,
    110,
    232,
    283
   ],
   [
    110,
    111,
    233,
    284
   ],
   [
    111,
    112,
    234,
    285
   ],
   [
    112,
    113,
    235,
    286
   ],
   [
    113,
    114,
    236,
    287
   ],
   [
    114,
    115,
    237,
    288
   ],
   [
    115,
    116,
    238,
    289
   ],
   [
    116,
    117,
    239,
    290
   ],
   [
    117,
    118,
    240,
    291
   ],
   [
    118,
    119,
    241,
    292
   ],
   [
    119,
    120,
    242,
    293
   ],
   [
    120,
    121,
    243,
    294
   ],
   [
    121,
    122,
    244,
    295
   ],
   [
    122,
    123,
    245,
    296
   ],
   [
    123,
    124,
    246,
    297
   ],
   [
    124,
    125,
    247,
    298
   ],
   [
    125,
    126,
    248,
    299
   ],
   [
    126,
    127,
    249,
    300
   ],
   [
    127,
    128,
    250,
    301
   ],
   [
    128,
    129,
    251,
    302
   ],
   [
    129,
    130,
    252,
    303
   ],
   [
    130,
    131,
    253,
    304
   ],
   [
    131,
    132,
    254,
    305
   ],
   [
    132,
    133,
    255,
    306
   ],
   [
    133,
    134,
    256,
    307
   ],
   [
    134,
    135,
    257,
    308
   ],
   [
    135,
    136,
    258,
    309
   ],
   [
    136,
    137,
    259,
    310
   ],
   [
    137,
    138,
    260,
    311
   ],
   [
    138,
    139,
    261,
    312
   ],
   [
    139,
    140,
    262,
    313
   ],
   [
    140,
    141,
    263,
    314
   ],
   [
    141,
    142,
    264,
    315
   ],
   [
    142,
    143,
    265,
    316
   ],
   [
    143,
    144,
    266,
    317
   ],
   [
    144,
    145,
    267,
    318
   ],
   [
    145,
    146,
    268,
    319
   ],
   [
    146,
    147,
    269,
    320
   ],
   [
    147,
    148,
    270,
    321
   ],
   [
    148,
    149,
    271,
    322
   ],
   [
    149,
    150,
    272,
    323
   ],
   [
    150,
    151,
    273,
    324
   ],
   [
    151,
    152,
    274,
    325
   ],
   [
    152,
    153,
    275,
    326
   ],
   [
    153,
    154,
    276,
    327
   ],
   [
    154,
    155,
    277,
    328
   ],
   [
    155,
    156,
    278,
    329
   ],
   [
    156,
    157,
    279,
    330
   ],
   [
    157,
    158,
    280,
    331
   ],
   [
    158,
    159,
    281,
    332
   ],
   [
    159,
    160,
    282,
    333
   ],
   [
    160,
    161,
    283,
    334
   ],
   [
    161,
    162,
    284,
    335
   ],
   [
    162,
    163,
    285,
    336
   ],
   [
    163,
    164,
    286,
    337
   ],
   [
    164,
    165,
    287,
    338
   ],
   [
    165,
    166,
    288,
    339
   ],
   [
    166,
    167,
    289,
    340
   ],
   [
    167,
    168,
    290,
    341
   ],
   [
    168,
    169,
    291,
    342
   ],
   [
    169,
    170,
    292,
    343
   ],
   [
    170,
    171,
    293,
    344
   ],
   [
    171,
    172,
    294,
    345
   ]
  ],
  "Z": [
   [
    0,
    51,
    173,
    174
   ],
   [
    1,
    52,
    174,
    175
   ],
   [
    2,
    53,
    175,
    176
   ],
   [
    3,
    54,
    176,
    177
   ],
   [
    4,
    55,
    177,
    178
   ],
   [
    5,
    56,
    178,
    179
   ],
   [
    6,
    57,
    179,
    180
   ],
   [
    7,
    58,
    180,
    181
   ],
   [
    8,
    59,
    181,
    182
   ],
   [
    9,
    60,
    182,
    183
   ],
   [
    10,
    61,
    183,
    184
   ],
   [
    11,
    62,
    184,
    185
   ],
   [
    12,
    63,
    185,
    186
   ],
   [
    13,
    64,
    186,
    187
   ],
   [
    14,
    65,
    187,
    188
   ],
   [
    15,
    66,
    188,
    189
   ],
   [
    16,
    67,
    189,
    190
   ],
   [
    17,
    68,
    190,
    191
   ],
   [
    18,
    69,
    191,
    192
   ],
   [
    19,
    70,
    192,
    193
   ],
   [
    20,
    71,
    193,
    194
   ],
   [
    21,
    72,
    194,
    195
   ],
   [
    22,
    73,
    195,
    196
   ],
   [
    23,
    74,
    196,
    197
   ],
   [
    24,
    75,
    197,
    198
   ],
   [
    25,
    76,
    198,
    199
   ],
   [
    26,
    77,
    199,
    200
   ],
   [
    27,
    78,
    200,
    201
   ],
   [
    28,
    79,
    201,
    202
   ],
   [
    29,
    80,
    202,
    203
   ],
   [
    30,
    81,
    203,
    204
   ],
   [
    31,
    82,
    204,
    205
   ],
   [
    32,
    83,
    205,
    206
   ],
   [
    33,
    84,
    206,
    207
   ],
   [
    34,
    85,
    207,
    208
   ],
   [
    35,
    86,
    208,
    209
   ],
   [
    36,
    87,
    209,
    210
   ],
   [
    37,
    88,
    210,
    211
   ],
   [
    38,
    89,
    211,
    212
   ],
   [
    39,
    90,
    212,
    213
   ],
   [
    40,
    91,
    213,
    214
   ],
   [
    41,
    92,
    214,
    215
   ],
   [
    42,
    93,
    215,
    216
   ],
   [
    43,
    94,
    216,
    217
   ],
   [
    44,
    95,
    217,
    218
   ],
   [
    45,
    96,
    218,
    219
   ],
   [
    46,
    97,
    219,
    220
   ],
   [
    47,
    98,
    220,
    221
   ],
   [
    48,
    99,
    221,
    222
   ],
   [
    49,
    100,
    222,
    223
   ],
   [
    50,
    101,
    223,
    224
   ],
   [
    51,
    102,
    224,
    225
   ],
   [
    52,
    103,
    225,
    226
   ],
   [
    53,
    104,
    226,
    227
   ],
   [
    54,
    105,
    227,
    228
   ],
   [
    55,
    106,
    228,
    229
   ],
   [
    56,
    107,
    229,
    230
   ],
   [
    57,
    108,
    230,
    231
   ],
   [
    58,
    109,
    231,
    232
   ],
   [
    59,
    110,
    232,
    233
   ],
   [
    60,
    111,
    233,
    234
   ],
   [
    61,
    112,
    234,
    235
   ],
   [
    62,
    113,
    235,
    236
   ],
   [
    63,
    114,
    236,
    237
   ],
   [
    64,
    115,
    237,
    238
   ],
   [
    65,
    116,
    238,
    239
   ],
   [
    66,
    117,
    239,
    240
   ],
   [
    67,
    118,
    240,
    241
   ],
   [
    68,
    119,
    241,
    242
   ],
   [
    69,
    120,
    242,
    243
   ],
   [
    70,
    121,
    243,
    244
   ],
   [
    71,
    122,
    244,
    245
   ],
   [
    72,
    123,
    245,
    246
   ],
   [
    73,
    124,
    246,
    247
   ],
   [
    74,
    125,
    247,
    248
   ],
   [
    75,
    126,
    248,
    249
   ],
   [
    76,
    127,
    249,
    250
   ],
   [
    77,
    128,
    250,
    251
   ],
   [
    78,
    129,
    251,
    252
   ],
   [
    79,
    130,
    252,
    253
   ],
   [
    80,
    131,
    253,
    254
   ],
   [
    81,
    132,
    254,
    255
   ],
   [
    82,
    133,
    255,
    256
   ],
   [
    83,
    134,
    256,
    257
   ],
   [
    84,
    135,
    257,
    258
   ],
   [
    85,
    136,
    258,
    259
   ],
   [
    86,
    137,
    259,
    260
   ],
   [
    87,
    138,
    260,
    261
   ],
   [
    88,
    139,
    261,
    262
   ],
   [
    89,
    140,
    262,
    263
   ],
   [
    90,
    141,
    263,
    264
   ],
   [
    91,
    142,
    264,
    265
   ],
   [
    92,
    143,
    265,
    266
   ],
   [
    93,
    144,
    266,
    267
   ],
   [
    94,
    145,
    267,
    268
   ],
   [
    95,
    146,
    268,
    269
   ],
   [
    96,
    147,
    269,
    270
   ],
   [
    97,
    148,
    270,
    271
   ],
   [
    98,
    149,
    271,
    272
   ],
   [
    99,
    150,
    272,
    273
   ],
   [
    100,
    151,
    273,
    274
   ],
   [
    101,
    152,
    274,
    275
   ],
   [
    102,
    153,
    275,
    276
   ],
   [
    103,
    154,
    276,
    277
   ],
   [
    104,
    155,
    277,
    278
   ],
   [
    105,
    156,
    278,
    279
   ],
   [
    106,
    157,
    279,
    280
   ],
   [
    107,
    158,
    280,
    281
   ],
   [
    108,
    159,
    281,
    282
   ],
   [
    109,
    160,
    282,
    283
   ],
   [
    110,
    161,
    283,
    284
   ],
   [
    111,
    162,
    284,
    285
   ],
   [
    112,
    163,
    285,
    286
   ],
   [
    113,
    164,
    286,
    287
   ],
   [
    114,
    165,
    287,
    288
   ],
   [
    115,
    166,
    288,
    289
   ],
   [
    116,
    167,
    289,
    290
   ],
   [
    117,
    168,
    290,
    291
   ],
   [
    118,
    169,
    291,
    292
   ],
   [
    119,
    170,
    292,
    293
   ],
   [
    120,
    171,
    293,
    294
   ],
   [
    121,
    172,
    294,
    295
   ],
   [
    0,
    122,
    295,
    296
   ],
   [
    1,
    123,
    296,
    297
   ],
   [
    2,
    124,
    297,
    298
   ],
   [
    3,
    125,
    298,
    299
   ],
   [
    4,
    126,
    299,
    300
   ],
   [
    5,
    127,
    300,
    301
   ],
   [
    6,
    128,
    301,
    302
   ],
   [
    7,
    129,
    302,
    303
   ],
   [
    8,
    130,
    303,
    304
   ],
   [
    9,
    131,
    304,
    305
   ],
   [
    10,
    132,
    305,
    306
   ],
   [
    11,
    133,
    306,
    307
   ],
   [
    12,
    134,
    307,
    308
   ],
   [
    13,
    135,
    308,
    309
   ],
   [
    14,
    136,
    309,
    310
   ],
   [
    15,
    137,
    310,
    311
   ],
   [
    16,
    138,
    311,
    312
   ],
   [
    17,
    139,
    312,
    313
   ],
   [
    18,
    140,
    313,
    314
   ],
   [
    19,
    141,
    314,
    315
   ],
   [
    20,
    142,
    315,
    316
   ],
   [
    21,
    143,
    316,
    317
   ],
   [
    22,
    144,
    317,
    318
   ],
   [
    23,
    145,
    318,
    319
   ],
   [
    24,
    146,
    319,
    320
   ],
   [
    25,
    147,
    320,
    321
   ],
   [
    26,
    148,
    321,
    322
   ],
   [
    27,
    149,
    322,
    323
   ],
   [
    28,
    150,
    323,
    324
   ],
   [
    29,
    151,
    324,
    325
   ],
   [
    30,
    152,
    325,
    326
   ],
   [
    31,
    153,
    326,
    327
   ],
   [
    32,
    154,
    327,
    328
   ],
   [
    33,
    155,
    328,
    329
   ],
   [
    34,
    156,
    329,
    330
   ],
   [
    35,
    157,
    330,
    331
   ],
   [
    36,
    158,
    331,
    332
   ],
   [
    37,
    159,
    332,
    333
   ],
   [
    38,
    160,
    333,
    334
   ],
   [
    39,
    161,
    334,
    335
   ],
   [
    40,
    162,
    335,
    336
   ],
   [
    41,
    163,
    336,
    337
   ],
   [
    42,
    164,
    337,
    338
   ],
   [
    43,
    165,
    338,
    339
   ],
   [
    44,
    166,
    339,
    340
   ],
   [
    45,
    167,
    340,
    341
   ],
   [
    46,
    168,
    341,
    342
   ],
   [
    47,
    169,
    342,
    343
   ],
   [
    48,
    170,
    343,
    344
   ],
   [
    49,
    171,
    344,
    345
   ],
   [
    50,
    172,
    173,
    345
   ]
  ]
 },
 "distance": {
  "d": 18,
  "X": {
   "value": 18,
   "confidence": "upper_bound",
   "witness": [
    19,
    44,
    70,
    95,
    117,
    145,
    168,
    240,
    241,
    242,
    243,
    268,
    315,
    316,
    317,
    318,
    340,
    341
   ]
  },
  "Z": {
   "value": 18,
   "confidence": "upper_bound",
   "witness": [
    32,
    33,
    34,
    35,
    57,
    58,
    59,
    107,
    131,
    132,
    133,
    182,
    205,
    230,
    256,
    280,
    304,
    331
   ]
  }
 },
 "provenance": {
  "authors": [
   "@MathysRennela"
  ],
  "construction": "Generalized bicycle code (arXiv:2306.16400, Renyu Wang & Leonid P. Pryadko) from github.com/QEC-pages/GB-codes, gb-codes.zip, codes/GB_346_w4_X.mtx and _Z.mtx.",
  "references": [],
  "date": "2026-09-19",
  "notes": "Literature reproduction of a published generalized bicycle code (arXiv:2306.16400, Renyu Wang & Leonid P. Pryadko), from github.com/QEC-pages/GB-codes gb-codes.zip. Checked against the live board: not equivalent to any existing entry.",
  "model": "DeepSeek V4 Flash 0731",
  "origin": "submission"
 },
 "family": "generalized-bicycle"
}