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professional.","confidence":0.95,"citation":{"lineage_tier":"T1","artefact_id":"modernnursery-com--austin-air-immunity-air-purifier:quick:source:2:guide:artefact:6ea7aa651820dd86066c3dee20c2bf1afa842d1c1e589cf2cf5beff52354098b","start":10477,"end":10571,"summary_id":null,"excerpt_id":null,"span_sha256":"08b0b084ddc6a85d48e648f7710c8f36365c9bf8ac6ea8c9626d8ed3d6e644f2","source_locator":"characters 10477 to 10571 of the retained text"}}],"facet_texts":[],"gaps":[{"id":"modernnursery-com--austin-air-immunity-air-purifier:pack:2:gap:facets:2","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":"2026-10-21T06:41:47.377Z"},{"id":"modernnursery-com--austin-air-immunity-air-purifier:pack:2:gap:review:0","source_type":"review","url":"https://www.reddit.com/r/AirPurifiers/comments/1spifam/austin_immunity_bedroom_or_healthmate_plus_for/","reason":"not read","detail":"Reddit's public .json view of the thread: The server refused RoboTrunk's named fetcher (HTTP 403). It is not retried under another identity. It is never retried in a browser.","recorded_at":"2026-10-21T06:41:47.377Z"},{"id":"modernnursery-com--austin-air-immunity-air-purifier:pack:2:gap:review:1","source_type":"review","url":"https://www.reddit.com/r/AirPurifiers/comments/1rrxg3x/thoughts_on_austin_air_purifiers/","reason":"not read","detail":"Reddit's public .json view of the thread: The server refused RoboTrunk's named fetcher (HTTP 403). It is not retried under another identity. It is never retried in a browser.","recorded_at":"2026-10-21T06:41:47.377Z"}],"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; spec sheet; review; 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: CPSC recall search returned no records for Austin Air / Immunity Machine, and Health Canada records mentioning Austin Air also returned none. No recall was found for this exact model. Still open, with no evidence found: What room size in square feet is the Immunity Machine rated to clean?; How many decibels does it produce at each of its three fan speeds?; Does the baked-on powder coat finish chip, peel or rub off over time?; What does the perforated steel housing feel like to the touch?; How thick are the cabinet walls and the filter media?; Does the unit come with casters, wheels or a carry handle?; What is the exact replacement filter part number for this model?; How often should the pre-filters be cleaned or replaced?; How much clearance does it need around the intake?; What is the power consumption in watts at each speed?; How long is the power cord?; Is there a filter-change indicator or timer?; What is the warranty registration deadline after purchase?; Does the motor have a thermal shutoff or automatic overheat protection?; What are the exact HEPA filter dimensions?.","tier":"complex","depth":"trimmed_read","model":"deepseek-flash","recall":{"note":"CPSC recall search returned no records for Austin Air / Immunity Machine, and Health Canada records mentioning Austin Air also returned none. No recall was found for this exact model.","status":"no_recall_found","regulators_asked":["CPSC (United States)","Health Canada"]},"sources":[{"url":"https://modern-nursery-test-store.myshopify.com/products.json","role":"the store's own data","retained":true},{"url":"https://modern-nursery-test-store.myshopify.com/products/austin-air-immunity-air-purifier","role":"the store's own product page","retained":true},{"url":"https://austinairsystems.com/collections/air-purifiers/products/immunity-machine","role":"maker page","retained":true},{"url":"https://new.austinairdealer.com/technical-sheets/","role":"spec sheet","retained":true},{"url":"https://austinairsystems.com/pages/austin-air-reviews","role":"review","retained":true},{"url":"https://www.saferproducts.gov/RestWebServices/Recall?format=json&Manufacturer=Austin%20Air","role":"regulator recall search (CPSC (United States))","retained":true},{"url":"https://recalls-rappels.canada.ca/sites/default/files/opendata-donneesouvertes/HCRSAMOpenData.json","role":"regulator recall search (Health Canada)","retained":true}],"reasoning":"low","embeddings":"skipped in the deep lane: no embedding call is made here","searched_for":["maker_page","manual","recall_notices","owner_reviews","blogs","forums","video_reviews"],"open_questions":["What room size in square feet is the Immunity Machine rated to clean?","How many decibels does it produce at each of its three fan speeds?","Does the baked-on powder coat finish chip, peel or rub off over time?","What does the perforated steel housing feel like to the touch?","How thick are the cabinet walls and the filter media?","Does the unit come with casters, wheels or a carry handle?","What is the exact replacement filter part number for this model?","How often should the pre-filters be cleaned or replaced?","How much clearance does it need around the intake?","What is the power consumption in watts at each speed?","How long is the power cord?","Is there a filter-change indicator or timer?","What is the warranty registration deadline after purchase?","Does the motor have a thermal shutoff or automatic overheat protection?","What are the exact HEPA filter dimensions?"]}}