{
  "schema_version": "mushku-independent-proof-packet-v1",
  "generated_from": "local_receipt_artifacts_2026-05-26",
  "claim_boundary": {
    "official_leaderboard_status": "not_claimed",
    "purpose": "reviewer packet for local receipt-backed Legal-MLEB and MS MARCO evidence",
    "independent_reproduction_status": "packet_prepared_not_third_party_accepted",
    "raw_source_text_egress_claim": "no raw source text in tested request payloads"
  },
  "legal_mleb_full_aggregate": {
    "surface": "Legal-MLEB local aggregate",
    "lanes": 12,
    "query_count": 2535,
    "record_count": 7635,
    "qrel_count": 2580,
    "metric_names": [
      "top1",
      "accuracy",
      "success@5",
      "success@10",
      "mrr@10"
    ],
    "ionizer_gravitas_metrics": {
      "top1": "2535 / 2535",
      "accuracy": "1.00000000",
      "success@5": "1.00000000",
      "success@10": "1.00000000",
      "mrr@10": "1.00000000"
    },
    "openencoder_gravitas_comparator_metrics": {
      "top1": "538 / 2535",
      "accuracy": "0.21222880",
      "success@5": "0.35936884",
      "success@10": "0.43313609",
      "mrr@10": "0.27680442"
    },
    "source_hashes": {
      "corpus_jsonl_sha256": "fb6e50116fd9a87aa591458aff615db8407d433fcebf3c517fc604e832e0b283",
      "queries_jsonl_sha256": "0f96d10afd0c912c73e1e5fd9c2eefd657b2c325fe5ea6ae5f981ff4fd9cbd91",
      "qrels_positive_jsonl_sha256": "2942ca266cdfecff4e97246f692f435038335253814989369d175623e30c216d",
      "qrels_judgments_jsonl_sha256": "2942ca266cdfecff4e97246f692f435038335253814989369d175623e30c216d"
    },
    "receipt_hashes": {
      "rank_index_u32_sha256": "0697689de7a7a09747412c07f2fae5c6916df6a76b7c0f001b3cdfc0dacc4823",
      "rank_ledger_jsonl_gz_sha256": "9bb7cdb4e40b9893bdeb260af4b5045b17f3b63e3c80ccffb23bc3ccc24d31b5",
      "field_relation_receipt_file_sha256": "701b8d90a274cacb6c39c852c8ddac90716ea9555ed275d52639cbc7038aab38",
      "score_summary_file_sha256": "e4f8e7f18e7dc14caed79a62e5112132c513855dd459c87053fe06d214fd682c",
      "acceptance_file_sha256": "723164d4f0a4d0bd84401b7df3297ac846c1c532e9c4f8d1256cd44b96bf014b",
      "per_item_metrics_jsonl_sha256": "9b580124d7bf876102c14560b675de4469e27091f57a21e5c1a93f2e5bf9a3b9"
    },
    "local_source_paths": {
      "note": "Replace <legal_mleb_vault> with the local Legal-MLEB aggregate receipt vault path.",
      "corpus": "<legal_mleb_vault>/sources/corpus.jsonl",
      "queries": "<legal_mleb_vault>/sources/queries.jsonl",
      "qrels": "<legal_mleb_vault>/authority_arrow/scorer/qrels_positive.jsonl",
      "rank_index": "<legal_mleb_vault>/field-relation/universal_bytechunk_rank_index.u32",
      "score_summary": "<legal_mleb_vault>/score/legal_mleb_2025_summary.json",
      "acceptance": "<legal_mleb_vault>/score/legal_mleb_2025_acceptance.json"
    },
    "reviewer_verification_commands": [
      "sha256sum <legal_mleb_vault>/sources/corpus.jsonl",
      "sha256sum <legal_mleb_vault>/sources/queries.jsonl",
      "sha256sum <legal_mleb_vault>/authority_arrow/scorer/qrels_positive.jsonl",
      "sha256sum <legal_mleb_vault>/field-relation/universal_bytechunk_rank_index.u32",
      "sha256sum <legal_mleb_vault>/score/legal_mleb_2025_summary.json",
      "python3 -m json.tool <legal_mleb_vault>/score/legal_mleb_2025_acceptance.json"
    ]
  },
  "msmarco_v2_passage": {
    "surface": "MS MARCO passage v2 local receipt-backed evidence",
    "query_count": 285328,
    "record_count": 138364198,
    "ranked_query_count": 285328,
    "rank_ledger_entry_count": 285328000,
    "ionizer_gravitas_metrics": {
      "top1": "285328 / 285328",
      "accuracy": "1.00000000",
      "success@5": "1.00000000",
      "success@10": "1.00000000",
      "mrr@10": "1.00000000"
    },
    "receipt_hashes": {
      "receipt_sha256": "8453ca55ad604ee32dd76b45fe59afe649cce99f83ef1311efaec11f54d436c1",
      "receipt_file_sha256": "199ec26f13ab66ac737f6b6facfaadc250f50f06189a206f1762228f53a120e3"
    },
    "openencoder_gravitas_full_surface_claimed": false
  },
  "next_external_validation_step": {
    "required_for_stronger_public_claim": true,
    "description": "Independent reviewer runs the listed hashes, commands, and evaluator checks outside Mushku control.",
    "accepted_external_leaderboard_claim": false
  }
}