{
  "seed": 20260918,
  "shuffles_per_target": 32,
  "targets": [
    {
      "section_index": 0,
      "observed_best_prefix_score": -7.4672065925378295,
      "shuffled_best_prefix_scores": [
        -7.473273377976712,
        -7.449138466663813,
        -7.416706909481523,
        -7.449507970317007,
        -7.460250856181613,
        -7.43787360401323,
        -7.432886028975561,
        -7.434501321766383,
        -7.4824388445184855,
        -7.430653413866484,
        -7.389079272916934,
        -7.421373148437558,
        -7.395942660992469,
        -7.44808050044918,
        -7.44368568267708,
        -7.500142802886872,
        -7.38030464577682,
        -7.422724334839292,
        -7.42761244793914,
        -7.46399102523828,
        -7.465838344450377,
        -7.48864967156601,
        -7.476497809316385,
        -7.432589824643018,
        -7.490300768824342,
        -7.350091806128308,
        -7.469638195971641,
        -7.441288563738115,
        -7.469351082752182,
        -7.455168797225369,
        -7.454310750762867,
        -7.453093453178948
      ],
      "null_at_least_observed": 24,
      "empirical_p": 0.7575757575757576
    },
    {
      "section_index": 4,
      "observed_best_prefix_score": -7.454538664911912,
      "shuffled_best_prefix_scores": [
        -7.440602107574058,
        -7.33454763744062,
        -7.463917300529167,
        -7.435868293984694,
        -7.442351197990449,
        -7.3748312843987325,
        -7.435266140822458,
        -7.447641341051646,
        -7.391393153265868,
        -7.444146114058093,
        -7.442900244791541,
        -7.471078926925351,
        -7.46247486294457,
        -7.431159078439157,
        -7.444382472570776,
        -7.453324985859316,
        -7.426465946958764,
        -7.441983024977851,
        -7.459537429726983,
        -7.465313689347741,
        -7.432053086451113,
        -7.4492083611400775,
        -7.3908028671137025,
        -7.455961074426343,
        -7.4521865617297,
        -7.429976465807088,
        -7.458845318660142,
        -7.421316749112558,
        -7.459381211662256,
        -7.462024188129692,
        -7.45243875580039,
        -7.4718433248408225
      ],
      "null_at_least_observed": 22,
      "empirical_p": 0.696969696969697
    }
  ],
  "interpretation": "Each shuffle reruns all stream, phase, reset, sign, shift and all-F/no-F selection using only the prefix. Permutation preserves rune counts and punctuation positions. Empirical p=(1+null>=observed)/(1+32); coarse calibration, not probability hypothesis is true. Targets chosen as opening section and section beginning after square."
}