{
  "precondition_witness": {
    "edges_projected_ingest_time": 797,
    "total_causal_edge_touching_engram_ids_corpus_wide": 364,
    "per_question": [
      {
        "doc_id": "01_cloudflare_outage_2025-11-18.md",
        "gold_ids_touched_by_causal_edge": [
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          "911ef837-6af7-425e-9f8e-10cb3a1ff6c3"
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        "n_gold_ids": 2
      },
      {
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        "gold_ids_touched_by_causal_edge": [
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        "n_gold_ids": 2
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        "doc_id": "03_gitlab_issue_17057.md",
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        "n_gold_ids": 2
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      {
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        "gold_ids_touched_by_causal_edge": [],
        "n_gold_ids": 1
      },
      {
        "doc_id": "06_gitlab_issue_15999.md",
        "gold_ids_touched_by_causal_edge": [
          "dc9f2dd5-e8f3-4b68-8623-d03f67dfe989"
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        "n_gold_ids": 1
      },
      {
        "doc_id": "07_aws_s3_disruption_2017-02-28.md",
        "gold_ids_touched_by_causal_edge": [],
        "n_gold_ids": 1
      },
      {
        "doc_id": "10_backstage_adr005_catalog_core_entities.md",
        "gold_ids_touched_by_causal_edge": [
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        "n_gold_ids": 1
      },
      {
        "doc_id": "13_twilio_billing_postmortem_2013.md",
        "gold_ids_touched_by_causal_edge": [
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          "d47de9e7-f6c2-454b-bc86-8f40351b1609"
        ],
        "n_gold_ids": 2
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    ],
    "ANY_GOLD_ENGRAM_TOUCHED_BY_CAUSAL_EDGE": true,
    "closure_E_extraction": "NOT triggered -- edges_projected=797>0 and at least one gold engram is causal-edge-touched"
  },
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    },
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      "rank_b_similarity": 227,
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    {
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    {
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    {
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  ],
  "r7_summary_pooled": {
    "a_primary": {
      "n": 8,
      "mean_rank": 87.25,
      "median_rank": 77.0,
      "recall@1": 0.0,
      "recall@5": 0.0,
      "recall@10": 0.0,
      "recall@20": 0.0,
      "n_not_retrieved": 0
    },
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      "median_rank": 28.0,
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      "recall@10": 0.25,
      "recall@20": 0.375,
      "n_not_retrieved": 0
    },
    "c_condition_c": {
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      "mean_rank": 97.25,
      "median_rank": 74.0,
      "recall@1": 0.0,
      "recall@5": 0.0,
      "recall@10": 0.0,
      "recall@20": 0.0,
      "n_not_retrieved": 0
    },
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      "median_rank": 63.0,
      "recall@1": 0.0,
      "recall@5": 0.0,
      "recall@10": 0.0,
      "recall@20": 0.0,
      "n_not_retrieved": 0
    }
  },
  "r7_summary_by_family": {
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        "mean_rank": 88.71428571428571,
        "median_rank": 77,
        "recall@1": 0.0,
        "recall@5": 0.0,
        "recall@10": 0.0,
        "recall@20": 0.0,
        "n_not_retrieved": 0
      },
      "b_similarity": {
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        "mean_rank": 66.42857142857143,
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        "recall@10": 0.14285714285714285,
        "recall@20": 0.2857142857142857,
        "n_not_retrieved": 0
      },
      "c_condition_c": {
        "n": 7,
        "mean_rank": 100.71428571428571,
        "median_rank": 75,
        "recall@1": 0.0,
        "recall@5": 0.0,
        "recall@10": 0.0,
        "recall@20": 0.0,
        "n_not_retrieved": 0
      }
    },
    "effect-from-action": {
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        "mean_rank": 77.0,
        "median_rank": 77,
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        "recall@10": 0.0,
        "recall@20": 0.0,
        "n_not_retrieved": 0
      },
      "b_similarity": {
        "n": 1,
        "mean_rank": 2.0,
        "median_rank": 2,
        "recall@1": 0.0,
        "recall@5": 1.0,
        "recall@10": 1.0,
        "recall@20": 1.0,
        "n_not_retrieved": 0
      },
      "c_condition_c": {
        "n": 1,
        "mean_rank": 73.0,
        "median_rank": 73,
        "recall@1": 0.0,
        "recall@5": 0.0,
        "recall@10": 0.0,
        "recall@20": 0.0,
        "n_not_retrieved": 0
      }
    }
  },
  "r7_paired_a_vs_b": {
    "n": 8,
    "a_wins": 1,
    "b_wins": 7,
    "ties": 0,
    "win_share_a_ties_against_a": 0.125,
    "signs_per_question": [
      "b_better",
      "b_better",
      "a_better",
      "b_better",
      "b_better",
      "b_better",
      "b_better",
      "b_better"
    ],
    "wilcoxon_signed_rank": {
      "note": "underpowered at this n -- reported anyway per R7",
      "statistic": 8.0,
      "p_value": 0.1953125
    }
  },
  "r7_paired_a_vs_c": {
    "n": 8,
    "a_wins": 4,
    "b_wins": 3,
    "ties": 1,
    "win_share_a_ties_against_a": 0.5,
    "signs_per_question": [
      "a_better",
      "tie",
      "a_better",
      "a_better",
      "b_better",
      "b_better",
      "b_better",
      "a_better"
    ],
    "wilcoxon_signed_rank": {
      "note": "underpowered at this n -- reported anyway per R7",
      "statistic": 10.5,
      "p_value": 0.640625
    }
  },
  "r8_tier": "UNSUPPORTED",
  "v0_3_attribution": "relatedness-topology reading: (a) does not beat (c) on median -- causal-specific edges are not the source of any graph advantage over similarity (and there is none here regardless, per R8)",
  "closure_statement": "the reasoning-surface claim is unsupported and the retrieval thesis is closed",
  "n_engrams": 657,
  "ALL_ARMS_ALL_QUESTIONS_DETERMINISTIC": true
}