Ep9: How to Build a Bitcoin Rollup: Citrea

Chainway & Citrea founder, Orkun Kılıç, explains how his team at Chainway is building the first ZK rollup on Bitcoin: Citrea.

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Bitcoin Season 2 is about new ideas, new conversations on Bitcoin. It's the technical and cultural smashed together for an exciting era of new topics on the oldest blockchain.

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0:00 Intro

1:50 From Eth to Ordinals to Rollups

4:00 What is a Rollup?

7:30 What differentiates Citrea?

9:15 Using inscriptions to post data to Bitcoin

12:10 Optimizing beyond Ordinals

15:30 BitVM enabling a Bitcoin Bridge

16:30 How does Clementine work?

19:40 Does BitVM get more pragmatic?

21:20 Progress on Implementation

24:20 ZK proof verifier R&D

26:00 OP_CAT and soft forks

27:10 The Sequencer Problem

29:50 Competition from other rollups

32:20 Citrea to lead Bitcoin programmability

34:00 Just how scalable is a rollup?

35:05 Using Bitcoin as the token

37:40 Where does Citrea go from here?

40:10 Resurgence in Bitcoin development

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