{"citations":{"source_mix":{"company_owned":17,"independent":18,"unclear":0},"sources_referenced_by_questions":0,"support_mix":{"direct":28,"partial":7},"total_sources":35,"unique_domain_count":22},"claims":[{"claim_id":"claim-001","confidence":"verified","observed_at":"2026-09-27","platform_support":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"predicate":"platforms_analyzed","qualifier":"valid included platform responses","subject":"Best Folding Stairlifts for Shared Stairways","unit":"platforms","value":7},{"claim_id":"claim-002","confidence":"verified","observed_at":"2026-09-27","platform_support":["deepseek","openai"],"predicate":"final_consensus_rank","qualifier":"Shared Household Clearance","subject":"Acorn 130 Straight Stairlift","unit":"rank","value":6},{"claim_id":"claim-003","confidence":"verified","observed_at":"2026-09-27","platform_support":["deepseek","openai"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"Acorn 130 Straight Stairlift","unit":"platforms","value":2},{"claim_id":"claim-004","confidence":"verified","observed_at":"2026-09-27","platform_support":["openai","anthropic","deepseek","grok","google"],"predicate":"fit_rating_count","qualifier":"good","subject":"Acorn 130 Straight Stairlift","unit":"platforms","value":5},{"claim_id":"claim-005","confidence":"verified","observed_at":"2026-09-27","platform_support":["perplexity"],"predicate":"fit_rating_count","qualifier":"mixed","subject":"Acorn 130 Straight Stairlift","unit":"platforms","value":1},{"claim_id":"claim-006","confidence":"verified","observed_at":"2026-09-27","platform_support":["kimi"],"predicate":"fit_rating_count","qualifier":"uncertain","subject":"Acorn 130 Straight Stairlift","unit":"platforms","value":1}],"content_scope":"aggregated facts, computed metrics, and retrieval summaries","entities":[{"average_rank":3.5,"best_rank":3,"entity_id":"entity-001","entity_type":"company","final_rank":6,"name":"Acorn 130 Straight Stairlift","platform_mentions":2,"platform_share":0.2857142857142857}],"identity":{"dataset_url":"https://aginginplaceindex.com/datasets/stairlifts/shared-household-clearance/acorn-130-straight-stairlift.json","page_url":"https://aginginplaceindex.com/stairlifts/shared-household-clearance/acorn-130-straight-stairlift","report_type":"fit_review","study_id":"AIPI-STUDY-E837F0D1104A","title":"Acorn 130 Straight Stairlift Review for Shared Stairways"},"limitations":["Use the run researchdate as the study date. Platform-reported dates are provenance metadata and do not independently prove freshness.","All included platforms evaluated fit, but platformmentions counts only platforms that named the entity during ranking discovery.","Do not resolve conflicting product names, pricing, or capabilities by guessing; describe the conflict and tell buyers what to verify.","The supplied URLs were collected from platform responses and were not independently validated by the writer stage.","Platform-reported research dates differ from the authoritative run date; disclose this as a methodology limitation.","Citations are platform-reported evidence, not independently verified facts. No-search model claims require explicit verification before being described as current facts."],"methodology":{"fit_rating_contract":["strong","good","mixed","weak","uncertain"],"included_valid_platform_count":7,"maximum_finalists":10,"minimum_mentions":2,"name":"Aging in Place Index cross-platform AI consensus analysis","platforms_included":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"platforms_queried":["openai","anthropic","deepseek","grok","perplexity","kimi","google"],"stages":["ranking_discovery","fit_assessment","normalization","editorial_synthesis"],"version":"alias-table-1"},"provenance":{"generated_at":"2026-09-27 16:08:29.132994+00","research_date":"2026-09-27","source_snapshot_sha256":"7b9bf3db0d14358e7525a244894ce7333f817585495068fa9efaa8e7b1fd4c8d","verification_scope":"public_verification"},"ranking":{"candidates_evaluated":13,"qualified_finalists":7,"ranking_unit":"Folding stairlift model and manufacturer"},"schema_version":4,"summary":"The Acorn 130 Straight Stairlift is a good fit for shared household clearance on straight staircases, provided the buyer confirms the exact configuration and installed clearance before purchase. Two of seven platforms named it during the ranking stage, with an average listed rank of 3.5 and a best rank of 3. Its strongest advantage is a published 12.25-inch folded depth plus folding seat, armrests, and footrest, and an optional hinged rail that moves the lower rail section away from the foot of the stairs. The main limitation is that Acorn does not publicly publish a complete…","target_buyer":"Families where other household members need to continue using the stairs safely after the stairlift is folded away","topic":{"base_category":"Stairlifts","category_criteria":["Folded depth","folding rail availability","automatic footrest","armrest folding ease","obstruction sensor sensitivity","parked footprint","installation fit","warranty coverage"],"geography":"United States","slug":"best-folding-stairlifts-for-shared-stairways","title":"Best Folding Stairlifts for Shared Stairways","use_case":"Shared Household Clearance"}}