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 # Application integration

 Last update: 16.07.2025 

This section covers the following topics:

- **[Persistent identifiers](../../../../UDA/add_api/architecture/application_integration/persist_ids.md)**
- **[Replacements](../../../../UDA/add_api/architecture/application_integration/replacements.md)**
- **[Update states](../../../../UDA/add_api/architecture/application_integration/update_states.md)**