{
  "bench_report": {
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      "n_pairs": 8,
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      "mde_rel_pct": 54.92237474247542,
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      "system_worked": false
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    "protocol_notes": {
      "seeds": [
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      "epochs": 16,
      "batch": 64,
      "same_architecture": true,
      "same_lr_union": true
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    "mechanism_signature": {
      "predicted_effect": "tangent-frame pullback should reduce normal leakage and preserve tangent coefficients",
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}