contracts/claim.example.valid.json

{
  "schema_version": "1.0.0",
  "claim_id": "PMID29389474-C03",
  "claim_scope": "article",
  "claim_status": "validated",
  "claim_type": "efficacy",
  "claim_text": "In university students, oral rosemary improved prospective memory compared with placebo.",
  "normalized_claim": "Rosemary improved prospective memory in university students.",
  "source": {
    "pmid": "29389474",
    "doi": null,
    "pmcid": null,
    "title": "Effects of Rosmarinus officinalis L. on memory performance, anxiety, depression, and sleep quality in university students: A randomized clinical trial.",
    "year": 2018,
    "journal": "Complementary Therapies in Clinical Practice",
    "publication_types": ["Randomized Controlled Trial"],
    "mesh_terms": ["Rosmarinus", "Memory"],
    "source_location": "abstract_results",
    "source_quote": "Rosemary significantly improved prospective and retrospective memory compared with placebo.",
    "source_language": "en",
    "abstract_only": true
  },
  "study": {
    "study_type": "randomized_controlled_trial",
    "evidence_domain": "efficacy",
    "population_level": "human",
    "is_secondary_research": false,
    "parent_study_identifiers": []
  },
  "population": {
    "description": "University students",
    "sample_size": 68,
    "species": "Homo sapiens",
    "model": null,
    "condition": null,
    "age": null,
    "sex": null,
    "setting": "University"
  },
  "intervention": {
    "substance": "Rosemary",
    "scientific_name": "Rosmarinus officinalis L.",
    "normalized_identifiers": { "mesh": "Rosmarinus" },
    "plant_part": null,
    "preparation": "oral preparation",
    "route": "oral",
    "dose": { "value": 500, "unit": "mg", "basis": "per dose" },
    "frequency": "twice daily",
    "duration": "1 month"
  },
  "comparator": { "description": "Placebo" },
  "outcome": {
    "name": "Prospective memory",
    "normalized_identifier": null,
    "measure": null,
    "direction": "benefit",
    "timepoint": "1 month",
    "effect_estimate": null
  },
  "numeric_facts": [
    {
      "kind": "sample_size",
      "raw_text": "68 students",
      "value": 68,
      "unit": "participants",
      "context": "Total randomized sample",
      "status": "validated",
      "correction": null
    },
    {
      "kind": "dose",
      "raw_text": "500 mg twice daily",
      "value": 500,
      "unit": "mg",
      "context": "Dose per administration",
      "status": "validated",
      "correction": null
    }
  ],
  "supporting_claim_ids": [],
  "contradicting_claim_ids": [],
  "validation": {
    "provenance_status": "verified",
    "entailment_status": "entailed",
    "numeric_status": "validated",
    "contradiction_status": "none",
    "translation_status": "not_needed",
    "supporting_pmids": ["29389474"],
    "contradicting_pmids": [],
    "entailment_score": 0.94,
    "contradiction_score": 0.02,
    "reasons": ["Claim directly supported by the abstract results."],
    "validator_versions": {
      "extractor": "claims-first-0.1.0",
      "nli": "PubMedBERT-MNLI-MedNLI",
      "numeric": "validate-numeric-v1"
    }
  },
  "confidence": {
    "source_support": "high",
    "replication": "low",
    "study_quality": "moderate",
    "clinical_relevance": "high",
    "numeric_integrity": "high",
    "consistency": "not_applicable",
    "overall": "moderate",
    "rationale": "Directly supported by one randomized trial, with validated numerical details, but not independently replicated in this claim record."
  },
  "audit": {
    "created_at": "2026-07-17T12:00:00Z",
    "extractor": "claims-first-0.1.0",
    "source_hash": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
    "events": [
      {
        "timestamp": "2026-07-17T12:00:00Z",
        "action": "claim_created",
        "actor": "extractor",
        "details": "Claim extracted from abstract results."
      }
    ]
  }
}