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changes","confidence":0.9,"citation":{"lineage_tier":"T1","artefact_id":"megababiesusa-com--davinci-premium-2-stage-breathable-crib-mattress:quick:source:3:guide:artefact:e17dafeaa4b4de495c53664c6b5c5cada018cfd415b8441273a4adb65da1e01c","start":500,"end":535,"summary_id":null,"excerpt_id":null,"span_sha256":"4dda45481e619e077c9dad67bfeef6a6fe20ffdc8d328c30ce76097ef18ed74c","source_locator":"characters 500 to 535 of the retained text"}}],"facet_texts":[],"gaps":[{"id":"megababiesusa-com--davinci-premium-2-stage-breathable-crib-mattress:pack:2:gap:facets:0","source_type":"facets","url":null,"reason":"embeddings skipped in the deep lane","detail":"the deep lane makes no embedding call; this pack has no facet texts and no vectors","recorded_at":"2026-10-18T21:45:26.322Z"}],"facet_check":null,"evidence_depth":{"note":"Deep read: the store's own data and 6 outside pages (the store's own product page; maker page; blog; regulator recall search (CPSC (United States)); regulator recall search (Health Canada)), each read in full by RoboTrunk and trimmed to its main content, then written up and checked. Facts from the maker or a manual quote the page word for word; what real users report is summarised with a link to the page read. Recall status was checked directly with CPSC (United States), Health Canada: The CPSC recall search for DaVinci returned no records for this mattress or model M53115W. The Health Canada open data listed four DaVinci records, but they concern Bailey bassinets and older DaVinci brand cribs, not this crib mattress, so none applies to this model. 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