# Core Concepts

This section outlines the essential constructs of the Othentic Stack. These core concepts define how AVSs are structured, operated, and governed.

1. [Architecture Overview](https://docs.othentic.xyz/main/welcome/architecture)
2. [Operator Roles](https://docs.othentic.xyz/main/learn/core-concepts/operator-roles)
3. [Tasks](https://docs.othentic.xyz/main/learn/core-concepts/tasks)
   1. [Proof Of Task](https://docs.othentic.xyz/main/learn/core-concepts/tasks/proof-of-task)
   2. [Task Definitions](https://docs.othentic.xyz/main/learn/core-concepts/tasks/task-definitions)
   3. [Task Triggers](https://docs.othentic.xyz/main/learn/core-concepts/tasks/triggers)
4. [Voting Power](https://docs.othentic.xyz/main/learn/core-concepts/voting-power)
5. [Execution Service](https://docs.othentic.xyz/main/learn/core-concepts/execution-service)
6. [Validation Service](https://docs.othentic.xyz/main/learn/core-concepts/validation-service)
7. [Rewards](https://docs.othentic.xyz/main/learn/core-concepts/rewards)
8. [Slashing & Ejection](https://docs.othentic.xyz/main/learn/core-concepts/slashing-and-ejection)
   1. [Slashing Modules](https://docs.othentic.xyz/main/learn/core-concepts/slashing-and-ejection/modules)
   2. [Custom Slashing](https://docs.othentic.xyz/main/learn/core-concepts/slashing-and-ejection/custom-logic)