1. 1. Intro
3. Code walkthroughs
4. 2. Arbitrum
5. 1. 2.1. Sequencing
   2. 2.2. Proof system
   3. 2.3. Admin operations
6. 3. Optimism
7. 4. Scroll
8. 1. 4.1. Sequencing
   2. 4.2. Proof system
   3. 4.3. Admin operations
9. 5. Taiko Alethia
10. 1. 5.1. Sequencing
    2. 5.2. Proof system
    3. 5.3. Admin operations
11. 6. DA Layers
12. 1. 6.1. Celestia
    2. 1. 6.1.1. Blob Lifecycle
    3. 6.2. EigenDA
    4. 1. 6.2.1. Blob Lifecycle
14. L2BEAT specs
15. 7. Permissions section
16. 8. Contracts section
17. 9. Finality page
18. 10. Stages edge cases