{"citations":{"source_mix":{"company_owned":34,"independent":17,"unclear":0},"sources_referenced_by_questions":0,"support_mix":{"direct":36,"partial":14},"total_sources":51,"unique_domain_count":20},"claims":[{"claim_id":"claim-001","confidence":"verified","observed_at":"2026-10-02","platform_support":["anthropic","deepseek","google","grok","kimi","openai","perplexity"],"predicate":"platforms_analyzed","qualifier":"valid included platform responses","subject":"Best Window Companies for Historic and Period Properties","unit":"platforms","value":7},{"claim_id":"claim-002","confidence":"verified","observed_at":"2026-10-02","platform_support":["deepseek","google","kimi","openai"],"predicate":"final_consensus_rank","qualifier":"historic window replacement","subject":"Pella","unit":"rank","value":2},{"claim_id":"claim-003","confidence":"verified","observed_at":"2026-10-02","platform_support":["deepseek","google","kimi","openai"],"predicate":"platform_mentions","qualifier":"out of 7","subject":"Pella","unit":"platforms","value":4},{"claim_id":"claim-004","confidence":"verified","observed_at":"2026-10-02","platform_support":["grok"],"predicate":"fit_rating_count","qualifier":"strong","subject":"Pella","unit":"platforms","value":1},{"claim_id":"claim-005","confidence":"verified","observed_at":"2026-10-02","platform_support":["openai","anthropic","deepseek","perplexity","google"],"predicate":"fit_rating_count","qualifier":"good","subject":"Pella","unit":"platforms","value":5},{"claim_id":"claim-006","confidence":"verified","observed_at":"2026-10-02","platform_support":["kimi"],"predicate":"fit_rating_count","qualifier":"mixed","subject":"Pella","unit":"platforms","value":1}],"content_scope":"aggregated facts, computed metrics, and retrieval summaries","entities":[{"average_rank":1.75,"best_rank":1,"entity_id":"entity-001","entity_type":"company","final_rank":2,"name":"Pella","platform_mentions":4,"platform_share":0.5714285714285714}],"identity":{"dataset_url":"https://homeimprovementconsensusindex.com/datasets/window-and-door-replacement/historic-window-replacement/pella.json","page_url":"https://homeimprovementconsensusindex.com/window-and-door-replacement/historic-window-replacement/pella","report_type":"fit_review","study_id":"HICI-STUDY-D750FB599891","title":"Pella Review for Historic and Period Properties"},"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.","Company-owned citations materially outnumber independent citations; do not describe company claims as independently verified.","Platform-reported research dates differ from the authoritative run date; disclose this as a methodology limitation.","The deterministic identity audit contains qualification notes that must be disclosed where relevant.","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":"Home Improvement Consensus 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":"2026-10-02 16:27:58.544377+00","research_date":"2026-10-02","source_snapshot_sha256":"5e6b73f68149f052077df715cdd6ecfbc9c8c035f89c88473623c00106ff04cf","verification_scope":"public_verification"},"ranking":{"candidates_evaluated":32,"qualified_finalists":10,"ranking_unit":"Window and door manufacturer, dealer, or installation company"},"schema_version":4,"summary":"Pella is a good, but not automatically decisive, fit for historic window replacement. Four of seven platforms named Pella during ranking discovery, at an average listed rank of 1.75 and a best rank of 1. Its strongest case is the Pella Reserve – Traditional line: custom wood or aluminum-clad wood units with putty-glaze and ogee profiles, through-stile construction, divided-lite options and documented modern performance (openai:pellareservedoublehung, ). The main limitation is that Pella's historic styling and case-by-case National Park Service review history are not proof of approval by a…","target_buyer":"An owner of a period or conservation-area property needing sightlines and profiles that satisfy preservation requirements.","topic":{"base_category":"Window and Door Replacement","category_criteria":["period profile matching","preservation approval support","restoration alternatives","product range and frame materials","energy performance ratings","installation quality","lead time","price transparency","product and labor warranty","customer review strength"],"geography":"United States","slug":"best-window-companies-for-historic-and-period-properties","title":"Best Window Companies for Historic and Period Properties","use_case":"historic window replacement"}}