{
  "schema_version": "1.0",
  "card_id": "seed-fasting-001",
  "slug": "is-intermittent-fasting-better-than-caloric-restriction-seed001-v1",
  "version": 1,
  "supersedes_card_id": null,
  "question": "Is intermittent fasting better than caloric restriction?",
  "question_hash": "sha256-v1:fixture-fasting",
  "normalization_version": "1",
  "created_at": "2026-08-01T12:00:00Z",
  "domain": "nutrition",
  "consensus": {
    "agreement_count": 2,
    "valid_response_count": 3,
    "confidence": "low",
    "resolved_answer": "When total calories and protein are matched, intermittent fasting is not clearly superior to continuous caloric restriction for weight loss.",
    "crux": "Whether timing-specific metabolic benefits remain after equating energy intake.",
    "limitations": "Model agreement is not medical advice and does not establish individual outcomes."
  },
  "responses": [
    {
      "slot": 1,
      "provider": "openai",
      "model": "fixture-openai",
      "status": "succeeded",
      "verdict": "no",
      "confidence": 0.72,
      "key_claims": [
        "Matched-calorie trials usually show similar weight loss."
      ],
      "reasoning": "Evidence syntheses find similar fat loss when calories are equated.",
      "sources": [
        {
          "title": "Example nutrition review",
          "url": "https://example.com/nutrition/if-vs-cr",
          "retrieved_at": "2026-08-01T12:00:00Z"
        }
      ],
      "is_dissent": false,
      "latency_ms": 2100,
      "error_code": null
    },
    {
      "slot": 2,
      "provider": "anthropic",
      "model": "fixture-anthropic",
      "status": "succeeded",
      "verdict": "no",
      "confidence": 0.68,
      "key_claims": [
        "Adherence differences matter more than protocol labels."
      ],
      "reasoning": "Any average edge is small and inconsistent across populations.",
      "sources": [
        {
          "title": "Example meta-analysis",
          "url": "https://example.com/nutrition/meta",
          "retrieved_at": "2026-08-01T12:00:00Z"
        }
      ],
      "is_dissent": false,
      "latency_ms": 2400,
      "error_code": null
    },
    {
      "slot": 3,
      "provider": "google",
      "model": "fixture-google",
      "status": "succeeded",
      "verdict": "it_depends",
      "confidence": 0.55,
      "key_claims": [
        "Some people lose more with fasting due to easier adherence."
      ],
      "reasoning": "If fasting improves adherence for a person, it can outperform on that path.",
      "sources": [
        {
          "title": "Example adherence study",
          "url": "https://example.com/nutrition/adherence",
          "retrieved_at": "2026-08-01T12:00:00Z"
        }
      ],
      "is_dissent": true,
      "latency_ms": 1900,
      "error_code": null
    }
  ],
  "divergence": {
    "verdict_split": true,
    "confidence_spread": 0.17,
    "conflicting_claims": [
      {
        "claim_a": "Matched-calorie trials usually show similar weight loss.",
        "model_a": "fixture-openai",
        "claim_b": "Some people lose more with fasting due to easier adherence.",
        "model_b": "fixture-google"
      }
    ],
    "judge_invoked": true
  },
  "publication": {
    "visibility": "public_atlas",
    "published_at": "2026-08-01T12:05:00Z",
    "atlas_eligible": true,
    "grounded": true,
    "robots": "index,follow",
    "exclusion_reasons": [],
    "featured": true
  },
  "execution": {
    "completed_model_count": 3,
    "total_latency_ms": 2400,
    "cost_usd": 0.0032
  }
}