# Optimistic Oracle V3

- [Interfaces](/contracts/technical-reference/modules/logic-module/abstracts/oracle-integrations/uma-optimistic-oracle-v3/optimistic-oracle-v3/interfaces.md)
- [OptimisticOracleV3CallbackRecipientInterface.sol](/contracts/technical-reference/modules/logic-module/abstracts/oracle-integrations/uma-optimistic-oracle-v3/optimistic-oracle-v3/interfaces/optimisticoraclev3callbackrecipientinterface.sol.md)
- [OptimisticOracleV3Interface.sol](/contracts/technical-reference/modules/logic-module/abstracts/oracle-integrations/uma-optimistic-oracle-v3/optimistic-oracle-v3/interfaces/optimisticoraclev3interface.sol.md)
- [AncillaryData.sol](/contracts/technical-reference/modules/logic-module/abstracts/oracle-integrations/uma-optimistic-oracle-v3/optimistic-oracle-v3/ancillarydata.sol.md)
- [ClaimData.sol](/contracts/technical-reference/modules/logic-module/abstracts/oracle-integrations/uma-optimistic-oracle-v3/optimistic-oracle-v3/claimdata.sol.md)