# Change history: Duplicate search

[← Changelog](/docs/changelog). Entries: 3.

- 2026-09-03 [BC-0903-9: smart process stage history by numeric entityTypeId, query parameters are now strict](/docs/changelog/2026-09-03#bc-0903-9-smart-process-stage-history-by-numeric-entitytypeid-query-parameters-are-now-strict)
- 2026-08-13 [FIX-0813-2: API response shapes are described in the machine-readable schema](/docs/changelog/2026-08-13#fix-0813-2-api-response-shapes-are-described-in-the-machine-readable-schema)
- 2026-06-23 [FIX-0623-2: duplicate-search response keys in camelCase](/docs/changelog/2026-06-23#fix-0623-2-duplicate-search-response-keys-in-camelcase)