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Counts are not final incidence; corrections remain possible. Unloaded/future periods are missing, not zero.","kind":"socrata","label":"City of Chicago · Business Licenses","note":"Source xqx5-8hwx. Joint day/category/hour/applicable-flag/ward/status counts; no addresses, coordinates or incident identifiers. Each year's cells reconcile with an independent source total. Reads are not an atomic publisher snapshot. License records by term start, including renewals; not new businesses. Ward is as published, not reconstructed historical boundaries. Prepared daily community-area snapshot; scheduled rebuild at 06:00 America/Chicago. Full supported history is rechecked for corrections. Retrieval timestamps are preserved; this is not a real-time feed.  Local indexed neighborhood snapshot. Totals are for the loaded area before other filters, not citywide totals. Citywide and unassigned-area views use a separate network-backed scope.","publishedUpdatedAt":"2026-11-05T11:01:01.000Z","retrievedAt":"2026-11-05T21:09:58.696Z","snapshotId":"daily-v1:8a9771a7-dde2-4246-9cf6-d11519e895d6:neighborhood-v2:86fd007b4ddb5a845f1e22273b8c17e7","workingSet":{"area":"57","coverage":{"endExclusive":"2026-10-01","start":"2002-01-01"},"rowCount":2452}},"totalCount":1821,"window":{"endExclusive":"2026-10","start":"2016-10"}},"evidence":{"body":{"completedAt":"2026-11-09T17:38:41.435Z","inputHash":"d4f4d3c3c620716beb4a463d7066669a6e408e0df48f3be7d400393f7a5e676b","outcome":{"analysis":{"available":true,"bicGain":0,"boundaries":[],"boundaryRanges":[],"factorRatios":[],"message":"No clear change in celeration under this rule. 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Raw counts stay zero; low-count results depend on this convention.","Independent phase lines may jump at boundaries. Every observation belongs to exactly one phase.","Reporting, classifications and seasonality can change. Counts are not population-adjusted; a level shift without a slope change is not the target of this search.","Uses dated last-good cached data, not newly verified source counts.","1 confirmed zero fitted as 1; raw counts remain zero. 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They do not account for boundary search, serial dependence or source revisions.","Confirmed zeros are treated as 1 only for fitting and its diagnostics. Raw counts stay zero; low-count results depend on this convention.","Independent phase lines may jump at boundaries. Every observation belongs to exactly one phase.","Reporting, classifications and seasonality can change. Counts are not population-adjusted; a level shift without a slope change is not the target of this search.","Uses dated last-good cached data, not newly verified source counts.","1 confirmed zero fitted as 1; raw counts remain zero. Low-count trends are sensitive to this adjustment.","At least one factor interval includes 1; its direction is uncertain under this approximation.","License records include renewals and use license-term dates. Category/ward changes and administrative practice can affect counts; these are not business openings, closures or employment.","Business frequency screening compares adjacent 24-month windows, requiring 48 complete months. The 12-month comparison is context only. Fixed two-year windows reduce renewal-calendar mismatch; they are not seasonal adjustment, proof of a renewal mechanism, or a test of stability.","Window assessment: annual-only. Annual-only flags do not enter the frequency ranking. Opposite directions and short history must not be described as persistent changes.","Many dependent filter conditions were searched. No multiple-testing-adjusted significance or causal attribution is claimed.","Frequency compares fixed equal-length windows of raw counts, not population risk or a celeration-factor ratio. Reporting, classifications and exposure may have changed."]},"runId":"817ae5c5ce03411a3c5680a546171629f627c699d9ee90e34f35fe1021144814","schemaVersion":1,"seriesId":"498be70b74f1b9cb4884be063982666fb4814488959a04d3e730fdade8764e46"},"sha256":"6f6f80563aac1d43d5506a54524910022ae16360591f7024b60a404392b78326"}}