{
  "leaderboard_id": "arena-fdfdbc4508a1",
  "attestation_mode": "arena-kernel",
  "arena_version": "0.1.0",
  "generated_at": "2026-04-22T14:28:59.687850+00:00",
  "git_commit": "2f221ca48ab59cc48ed918255b9c739de9e99fe7",
  "chain_id": "arena-20260422T142859Z",
  "chain_verification": {
    "status": "intact",
    "total_entries": 16,
    "verified_entries": 16,
    "failed_entries": [],
    "merkle_root": "6563df80aaf312285b24831a1cc06b98a8d8ee04fc9a25e3ef08b38d51e9cf35",
    "verification_time_ms": 16.00000000325963,
    "chain_id": "arena-20260422T142859Z",
    "is_valid": true
  },
  "suite_catalog": [
    {
      "suite_id": "claim_verification_f1",
      "display_name": "Claim Verification F1",
      "pillar": "Overall Trust OS",
      "metric": "claim_verification_f1",
      "weight": 0.2,
      "case_count": 2
    }
  ],
  "ranking": [
    {
      "model_id": "qwen3:8b",
      "display_name": "qwen3:8b",
      "role": "Discovered locally",
      "composite_score": 0.833333,
      "mean_latency_ms": 24997.485,
      "mean_tokens_per_second": 55.628,
      "spectral_event_count": 1,
      "spectral_event_rate": 0.5,
      "per_suite": [
        {
          "suite_id": "claim_verification_f1",
          "display_name": "Claim Verification F1",
          "pillar": "Overall Trust OS",
          "metric": "claim_verification_f1",
          "metric_value": 0.833333,
          "case_count": 2,
          "weight": 0.2
        }
      ],
      "rank": 1
    },
    {
      "model_id": "deepseek-coder-v2:16b",
      "display_name": "deepseek-coder-v2:16b",
      "role": "Discovered locally",
      "composite_score": 0.833333,
      "mean_latency_ms": 49680.852,
      "mean_tokens_per_second": 41.901,
      "spectral_event_count": 1,
      "spectral_event_rate": 0.5,
      "per_suite": [
        {
          "suite_id": "claim_verification_f1",
          "display_name": "Claim Verification F1",
          "pillar": "Overall Trust OS",
          "metric": "claim_verification_f1",
          "metric_value": 0.833333,
          "case_count": 2,
          "weight": 0.2
        }
      ],
      "rank": 2
    },
    {
      "model_id": "gemma4-26b-iq3xxs:latest",
      "display_name": "gemma4-26b-iq3xxs:latest",
      "role": "Discovered locally",
      "composite_score": 0.5,
      "mean_latency_ms": 55791.523,
      "mean_tokens_per_second": 20.459,
      "spectral_event_count": 1,
      "spectral_event_rate": 0.5,
      "per_suite": [
        {
          "suite_id": "claim_verification_f1",
          "display_name": "Claim Verification F1",
          "pillar": "Overall Trust OS",
          "metric": "claim_verification_f1",
          "metric_value": 0.5,
          "case_count": 2,
          "weight": 0.2
        }
      ],
      "rank": 3
    },
    {
      "model_id": "qwen:latest",
      "display_name": "qwen:latest",
      "role": "Discovered locally",
      "composite_score": 0.0,
      "mean_latency_ms": 10547.306,
      "mean_tokens_per_second": 109.003,
      "spectral_event_count": 2,
      "spectral_event_rate": 1.0,
      "per_suite": [
        {
          "suite_id": "claim_verification_f1",
          "display_name": "Claim Verification F1",
          "pillar": "Overall Trust OS",
          "metric": "claim_verification_f1",
          "metric_value": 0.0,
          "case_count": 2,
          "weight": 0.2
        }
      ],
      "rank": 4
    },
    {
      "model_id": "deepseek-coder:6.7b",
      "display_name": "deepseek-coder:6.7b",
      "role": "Discovered locally",
      "composite_score": 0.0,
      "mean_latency_ms": 50345.448,
      "mean_tokens_per_second": 71.202,
      "spectral_event_count": 2,
      "spectral_event_rate": 1.0,
      "per_suite": [
        {
          "suite_id": "claim_verification_f1",
          "display_name": "Claim Verification F1",
          "pillar": "Overall Trust OS",
          "metric": "claim_verification_f1",
          "metric_value": 0.0,
          "case_count": 2,
          "weight": 0.2
        }
      ],
      "rank": 5
    },
    {
      "model_id": "johnnyboy/qwen2.5-math-7b:latest",
      "display_name": "johnnyboy/qwen2.5-math-7b:latest",
      "role": "Discovered locally",
      "composite_score": 0.0,
      "mean_latency_ms": 10592.986,
      "mean_tokens_per_second": 66.199,
      "spectral_event_count": 2,
      "spectral_event_rate": 1.0,
      "per_suite": [
        {
          "suite_id": "claim_verification_f1",
          "display_name": "Claim Verification F1",
          "pillar": "Overall Trust OS",
          "metric": "claim_verification_f1",
          "metric_value": 0.0,
          "case_count": 2,
          "weight": 0.2
        }
      ],
      "rank": 6
    },
    {
      "model_id": "gemma4:26b",
      "display_name": "gemma4:26b",
      "role": "Discovered locally",
      "composite_score": 0.0,
      "mean_latency_ms": 54956.896,
      "mean_tokens_per_second": 13.693,
      "spectral_event_count": 2,
      "spectral_event_rate": 1.0,
      "per_suite": [
        {
          "suite_id": "claim_verification_f1",
          "display_name": "Claim Verification F1",
          "pillar": "Overall Trust OS",
          "metric": "claim_verification_f1",
          "metric_value": 0.0,
          "case_count": 2,
          "weight": 0.2
        }
      ],
      "rank": 7
    },
    {
      "model_id": "phi4-reasoning:plus",
      "display_name": "phi4-reasoning:plus",
      "role": "Discovered locally",
      "composite_score": 0.0,
      "mean_latency_ms": 84923.44,
      "mean_tokens_per_second": 8.98,
      "spectral_event_count": 2,
      "spectral_event_rate": 1.0,
      "per_suite": [
        {
          "suite_id": "claim_verification_f1",
          "display_name": "Claim Verification F1",
          "pillar": "Overall Trust OS",
          "metric": "claim_verification_f1",
          "metric_value": 0.0,
          "case_count": 2,
          "weight": 0.2
        }
      ],
      "rank": 8
    }
  ],
  "case_result_count": 16,
  "model_count": 8,
  "wharf_preview": {
    "title": "Performance Oracle",
    "top_model": "qwen3:8b",
    "oracle_rows": [
      {
        "rank": 1,
        "model_id": "qwen3:8b",
        "score": 0.833333,
        "spectral_event_rate": 0.5
      },
      {
        "rank": 2,
        "model_id": "deepseek-coder-v2:16b",
        "score": 0.833333,
        "spectral_event_rate": 0.5
      },
      {
        "rank": 3,
        "model_id": "gemma4-26b-iq3xxs:latest",
        "score": 0.5,
        "spectral_event_rate": 0.5
      },
      {
        "rank": 4,
        "model_id": "qwen:latest",
        "score": 0.0,
        "spectral_event_rate": 1.0
      },
      {
        "rank": 5,
        "model_id": "deepseek-coder:6.7b",
        "score": 0.0,
        "spectral_event_rate": 1.0
      }
    ]
  },
  "suite_metrics": {
    "claim_verification_f1": "claim_verification_f1"
  }
}