{"statement_id":"st_1a5db91a586cc4baa7a8","subject":{"kind":"product","slug":"zulip","name":"Zulip","url":"https://sourcetier.com/products/zulip"},"attribute":{"key":"sso_saml","label":"Single sign-on","unit":null,"core":true},"scope":null,"region":null,"first_recorded_at":"2026-10-02T22:41:48.145Z","current":{"claim_id":"38972b87-a8eb-42ae-b922-e2e6655b9636","value":true,"unit":null,"verification_state":"verified","confidence_recorded":71,"observed_on":"2026-10-03","recorded_at":"2026-10-02T22:41:48.145Z","ended_at":null,"ended_by":null,"superseded_by_claim_id":null,"withdrawal_reason":null,"valid_from":null,"extraction":"editorial:buying-guides-2026-10-03","reader":"editorial:buying-guides-2026-10-03","parser_version":null,"method":"Reviewed against the official documentation; the note records plan and platform limits.","excerpt":null,"sources":[{"url":"https://zulip.com/plans/","tier":1,"type":"official_documentation","retrieved_on":"2026-10-03","role":"evidence"}]},"version_count":1,"versions":[{"claim_id":"38972b87-a8eb-42ae-b922-e2e6655b9636","value":true,"unit":null,"verification_state":"verified","confidence_recorded":71,"observed_on":"2026-10-03","recorded_at":"2026-10-02T22:41:48.145Z","ended_at":null,"ended_by":null,"superseded_by_claim_id":null,"withdrawal_reason":null,"valid_from":null,"extraction":"editorial:buying-guides-2026-10-03","reader":"editorial:buying-guides-2026-10-03","parser_version":null,"method":"Reviewed against the official documentation; the note records plan and platform limits.","excerpt":null,"sources":[{"url":"https://zulip.com/plans/","tier":1,"type":"official_documentation","retrieved_on":"2026-10-03","role":"evidence"}]}],"changes":[{"id":"103883","type":"documented","label":"First documented","material":true,"sentence":"Zulip: Single sign-on documented as yes (verified). A first finding of ours, not a change at the vendor.","noticed_at":"2026-10-02T22:41:48.145Z","subject":{"kind":"product","slug":"zulip","name":"Zulip"},"before":null,"after":{"value":true,"verification_state":"verified","confidence":71},"claim_id":"38972b87-a8eb-42ae-b922-e2e6655b9636","statement_id":"st_1a5db91a586cc4baa7a8","corrected":null}],"page_url":"https://sourcetier.com/statements/st_1a5db91a586cc4baa7a8","contract":"A statement is the question a claim answers: one subject, one attribute, one scope and region. statement_id stays the same when a new value supersedes the old one, when we withdraw it and when two duplicate entities are merged (the old id then redirects). claim_id identifies one version. versions lists every version oldest first; ended_by is superseded, withdrawn or null for the current one. confidence_recorded is the confidence stored when that version was written, not a recomputation. unknown describes our research, never the product."}