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{
  "schema_version": 1,
  "status": "complete_independently_audited",
  "model": "New Open-Jev 27B on community-hard-mix-v2",
  "optimizer_steps": 37160,
  "checkpoint": {
    "model": "Qwen/Qwen3.8-27B",
    "method": "lora_decision_head",
    "checkpoint_sha256": "c49994563c3c4f04a99d9130203c4e526f4ae5086c84deec57698d18cb652e71",
    "base_revision": "1d4bf0f2ff6012fd82039f2fa52739d0dd7c60c0",
    "temperature": 2.5343690298472983,
    "code_commit": "7ac6bab261bd97efc3d446152999e94ae432e5b0",
    "max_length": 16384
  },
  "scope": "231 public JevBench tasks only: 72 original, 48 easy, 111 hard. The private and judge tiers are unavailable; this is not the full 534-task benchmark and no full-benchmark composite is computed. ZefanCai Open-Jev uses Qwen LoRA weights and a decision head; it is a different system from the Kotoba and Codiv projects also called OpenJev.",
  "benchmark": {
    "upstream_commit": "f8ce71361165846101d02ebc83ad44e47ae44fc3",
    "input_sha256": "2e20ff5f94dd04d015b3a7b9abd955757b6c5be25b55b97fcd141cb52f88b4aa",
    "dataset_sha256": "dc3995d8ae1e2fc8e81ce38431add509eb8bb39b85aadfd0c7c32079382dde51"
  },
  "metrics": {
    "n_planned": 231,
    "n_attempted": 231,
    "n_scorable": 231,
    "n_valid": 231,
    "n_correct": 197,
    "accuracy": 0.8528138528138528,
    "schema_validity": 1.0,
    "schema_validity_strict": 1.0,
    "n_renormalized": 0,
    "operational_success": 1.0,
    "brier_mean": 0.2419831167860275,
    "ordinal_mae": 0.3798003972534468
  },
  "per_public_tier": {
    "original": {
      "n_planned": 72,
      "n_attempted": 72,
      "n_valid": 72,
      "n_correct": 69,
      "accuracy": 0.9583333333333334
    },
    "easy": {
      "n_planned": 48,
      "n_attempted": 48,
      "n_valid": 48,
      "n_correct": 48,
      "accuracy": 1.0
    },
    "hard": {
      "n_planned": 111,
      "n_attempted": 111,
      "n_valid": 111,
      "n_correct": 80,
      "accuracy": 0.7207207207207207
    }
  },
  "per_family": {
    "policy": {
      "n_planned": 12,
      "n_correct": 11,
      "accuracy": 0.9166666666666666
    },
    "intent": {
      "n_planned": 24,
      "n_correct": 23,
      "accuracy": 0.9583333333333334
    },
    "ordinal": {
      "n_planned": 12,
      "n_correct": 12,
      "accuracy": 1.0
    },
    "extraction": {
      "n_planned": 24,
      "n_correct": 23,
      "accuracy": 0.9583333333333334
    },
    "adequacy": {
      "n_planned": 12,
      "n_correct": 12,
      "accuracy": 1.0
    },
    "routing": {
      "n_planned": 12,
      "n_correct": 12,
      "accuracy": 1.0
    },
    "fact": {
      "n_planned": 12,
      "n_correct": 12,
      "accuracy": 1.0
    },
    "tool_selection": {
      "n_planned": 12,
      "n_correct": 12,
      "accuracy": 1.0
    },
    "long_policy": {
      "n_planned": 19,
      "n_correct": 11,
      "accuracy": 0.5789473684210527
    },
    "probability": {
      "n_planned": 10,
      "n_correct": 7,
      "accuracy": 0.7
    },
    "temporal_numeric": {
      "n_planned": 15,
      "n_correct": 2,
      "accuracy": 0.13333333333333333
    },
    "ambiguous": {
      "n_planned": 7,
      "n_correct": 5,
      "accuracy": 0.7142857142857143
    },
    "multi_hop": {
      "n_planned": 18,
      "n_correct": 16,
      "accuracy": 0.8888888888888888
    },
    "tradeoff": {
      "n_planned": 6,
      "n_correct": 5,
      "accuracy": 0.8333333333333334
    },
    "adversarial": {
      "n_planned": 6,
      "n_correct": 6,
      "accuracy": 1.0
    },
    "trap": {
      "n_planned": 8,
      "n_correct": 8,
      "accuracy": 1.0
    },
    "judge_hard": {
      "n_planned": 17,
      "n_correct": 15,
      "accuracy": 0.8823529411764706
    },
    "routing_hard": {
      "n_planned": 5,
      "n_correct": 5,
      "accuracy": 1.0
    }
  },
  "comparison_baselines": [
    {
      "label": "Released Open-Jev 2B",
      "overall": {
        "n_correct": 150,
        "n_planned": 231,
        "accuracy": 0.6493506493506493
      },
      "hard": {
        "n_correct": 46,
        "n_planned": 111,
        "accuracy": 0.4144144144144144
      }
    },
    {
      "label": "Released Open-Jev 9B",
      "overall": {
        "n_correct": 179,
        "n_planned": 231,
        "accuracy": 0.7748917748917749
      },
      "hard": {
        "n_correct": 66,
        "n_planned": 111,
        "accuracy": 0.5945945945945946
      }
    },
    {
      "label": "Jev 1.13.0",
      "overall": {
        "n_correct": 200,
        "n_planned": 231,
        "accuracy": 0.8658008658008658
      },
      "hard": {
        "n_correct": 81,
        "n_planned": 111,
        "accuracy": 0.7297297297297297
      }
    }
  ],
  "protocol": {
    "sum_tolerance_strict": 0.001,
    "sum_tolerance_rounding": 0.02,
    "argmax_tie_break": "lexicographically_smallest_label",
    "score_accuracy": "argmax_level_equals_gold_level",
    "probabilities": "native",
    "concurrency": 1,
    "retries": 0,
    "warmups": 0,
    "prefix_cache": false,
    "latency_note": "Four-rank frozen-base FSDP2 execution on a shared node; one observation per task. Timing starts after dispatch and includes collective prediction, rank validation and response validation. No HTTP/network timing, warmups or retries. These diagnostics are not comparable to the old single-GPU HTTP latency, matched-hardware speedups, throughput or energy efficiency.",
    "transport": "torch_distributed_collective",
    "execution": {
      "mode": "frozen_base_fsdp2",
      "world_size": 4,
      "backend": "nccl",
      "node_shared_with_other_jobs": true,
      "candidate_batch_size": 1,
      "http_server_started": false
    }
  },
  "execution": {
    "mode": "frozen_base_fsdp2",
    "world_size": 4,
    "backend": "nccl",
    "node_shared_with_other_jobs": true,
    "candidate_batch_size": 1,
    "http_server_started": false
  },
  "failed_requests": 0,
  "pending_requests": 0,
  "in_flight_requests": 0,
  "audit": {
    "file": "audit.json",
    "sha256": "0759d6d9d457e0b823f823d8d9e7b7c9f0f4f3a9278f6cd32aac1e7b442392fc"
  },
  "source_summary_sha256": "ede7fda4e114c22bed02ec5a389a3bd4b9952eeeeed4a64e39cdce88d6589b8f",
  "limitations": [
    "231 public tasks only; unavailable private/judge tasks were not scored.",
    "Four-rank shared-node direct-execution timings cannot be compared as speedups against the old single-GPU HTTP or hosted HTTPS timings.",
    "Checkpoint hash verification establishes artifact identity; this offline audit does not rerun model inference or establish benchmark-training semantic separation.",
    "Raw requests, labels, task IDs and responses remain in an ignored local run directory."
  ]
}