{"snapshot_id":97,"source_id":"oig_leie","snapshot_date":"2026-06-06","content_hash":"061e5023fe60d075a4d17fd474394692355d6de3cd9f448ce5533867f47103fa","content_size_bytes":68055,"source_archive_url":"https://fonteum.com/data","hash_algorithm":"SHA-256","methodology_version":"v2026.05.0","attested_at":"2026-06-06T06:15:28.327362+00:00","cache_url":null,"cache_cached_at":null,"cache_retention_expires":null,"verify_url":"https://fonteum.com/verify/97","verify_instructions":"https://fonteum.com/docs/cache"}