{"created_at":"2026-10-08T11:59:25Z","evidence":{"algorithm":"SHA-256","bytes":353,"file_name":null,"media_type":"text/plain; charset=utf-8","sha256":"acca8d28a9bb47012cb4c20fc380e074ebb993fb61abc461f0d25df94942f99a"},"history":{"author":"Sellat","id":"S9oTXKzIu0m5KZ88X26LHg","source_url":"https://www.carrefour.es/robot-aspirador-roborock-q10vfp52-00-con-base-negro/VC4A-30873336/p?utm_source=chatgpt.com","title":"Seguimiento de precio — Roborock Q10VFP52-00 con base"},"issuer":{"account":"9113f440-769c-4051-8ba8-63bb47b80f02"},"note":"Primera observación · 285,00 € · referencia 399,00 €","previous_record_sha256":null,"schema":"sellat-evidence-chain/1","sequence":1}