{ "status": "PASS", "records": 1115, "independently_checked": 1115, "unique_ids": 1115, "semantic_duplicates": 0, "group_count": 824, "splits": { "train": 653, "holdout": 192, "validation": 71, "test": 199 }, "errors": [], "validation_scope": "Schema, strict UTF-8/JSON, identities, exact semantic duplicates, source hashes/relationships, attribution, labels, independent computational oracles, recovery replay and grouped split leakage", "near_duplicate_policy": "Scientific normalized text and question 5-shingle grouping; synthetic whole-template groups plus source symmetry-grid grouping. No claim of exhaustive semantic deduplication." }