[GUEST ACCESS MODE: Data is scrambled or limited to provide examples. Make requests using your API key to unlock full data. Check https://lunarcrush.ai/auth for authentication information.]  yyehazel [@yyehazel](/creator/twitter/yyehazel) on x XXX followers Created: 2025-07-20 07:46:22 UTC 1๏ธโฃ๐๐จ๐ฅ๐ฅ๐ฎ๐ฉ ๐๐ฒ๐ฉ๐ โฆ Citrea = ZK-Rollup โฆ Merlin = Optimistic Rollup While both scale Bitcoin, they use ๐ฏ๐๐ซ๐ฒ ๐๐ข๐๐๐๐ซ๐๐ง๐ญ ๐ฌ๐๐๐ฎ๐ซ๐ข๐ญ๐ฒ ๐๐ฌ๐ฌ๐ฎ๐ฆ๐ฉ๐ญ๐ข๐จ๐ง๐ฌ. 2๏ธโฃ ๐๐๐๐ฎ๐ซ๐ข๐ญ๐ฒ ๐๐ซ๐๐ก๐ข๐ญ๐๐๐ญ๐ฎ๐ซ๐ Citrea uses zk-SNARKs, meaning every batch of transactions is ๐๐ซ๐ฒ๐ฉ๐ญ๐จ๐ ๐ซ๐๐ฉ๐ก๐ข๐๐๐ฅ๐ฅ๐ฒ ๐ฏ๐๐ซ๐ข๐๐ข๐๐. No need to trust any external party. No waiting period. Merlin uses ๐ณ๐ฟ๐ฎ๐๐ฑ ๐ฝ๐ฟ๐ผ๐ผ๐ณ๐, which assume at least one honest actor will challenge invalid batches. This introduces ๐ฑ๐ฒ๐น๐ฎ๐๐ and ๐ฒ๐ฐ๐ผ๐ป๐ผ๐บ๐ถ๐ฐ ๐ฟ๐ถ๐๐ธ. 3๏ธโฃ ๐๐ถ๐ป๐ฎ๐น๐ถ๐๐ โ Citrea: Once the ZK proof is verified โ itโs final. โ ๏ธ Merlin: Transactions can be ๐ฟ๐ฒ๐๐ฒ๐ฟ๐๐ฒ๐ฑ during a challenge period (typically several days). 4๏ธโฃ ๐ข๐ฟ๐ฎ๐ฐ๐น๐ฒ ๐๐ฒ๐ฝ๐ฒ๐ป๐ฑ๐ฒ๐ป๐ฐ๐ ๐ Merlin needs oracles and staking mechanisms to operate. ๐ง Citrea doesnโt. Everything is verified ๐บ๐ฎ๐๐ต๐ฒ๐บ๐ฎ๐๐ถ๐ฐ๐ฎ๐น๐น๐ through the proof. Less complexity = better security & less trust assumptions. 5๏ธโฃ ๐๐ฎ๐๐ฎ ๐๐๐ฎ๐ถ๐น๐ฎ๐ฏ๐ถ๐น๐ถ๐๐ & ๐ฅ๐ผ๐ผ๐ ๐๐ผ๐บ๐บ๐ถ๐๐บ๐ฒ๐ป๐ Both store state changes (Merkle root) on Bitcoin L1. But Citreaโs proof system ensures๐ป๐ผ ๐ผ๐ป๐ฒ ๐ป๐ฒ๐ฒ๐ฑ๐ ๐๐ผ ๐ฟ๐ฒ-๐ฒ๐ ๐ฒ๐ฐ๐๐๐ฒ the transaction โ just verify the proof. 6๏ธโฃ ๐๐ฐ๐ผ๐๐๐๐๐ฒ๐บ ๐๐ป๐๐ฒ๐ด๐ฟ๐ฎ๐๐ถ๐ผ๐ป Citrea supports zk-EVM, allowing Ethereum-style smart contracts on Bitcoin using zk-rollups.  XX engagements  **Related Topics** [bitcoin](/topic/bitcoin) [coins layer 1](/topic/coins-layer-1) [coins bitcoin ecosystem](/topic/coins-bitcoin-ecosystem) [coins pow](/topic/coins-pow) [Post Link](https://x.com/yyehazel/status/1946839084820996523)
[GUEST ACCESS MODE: Data is scrambled or limited to provide examples. Make requests using your API key to unlock full data. Check https://lunarcrush.ai/auth for authentication information.]
yyehazel @yyehazel on x XXX followers
Created: 2025-07-20 07:46:22 UTC
1๏ธโฃ๐๐จ๐ฅ๐ฅ๐ฎ๐ฉ ๐๐ฒ๐ฉ๐
โฆ Citrea = ZK-Rollup
โฆ Merlin = Optimistic Rollup
While both scale Bitcoin, they use ๐ฏ๐๐ซ๐ฒ ๐๐ข๐๐๐๐ซ๐๐ง๐ญ ๐ฌ๐๐๐ฎ๐ซ๐ข๐ญ๐ฒ ๐๐ฌ๐ฌ๐ฎ๐ฆ๐ฉ๐ญ๐ข๐จ๐ง๐ฌ.
2๏ธโฃ ๐๐๐๐ฎ๐ซ๐ข๐ญ๐ฒ ๐๐ซ๐๐ก๐ข๐ญ๐๐๐ญ๐ฎ๐ซ๐
Citrea uses zk-SNARKs, meaning every batch of transactions is ๐๐ซ๐ฒ๐ฉ๐ญ๐จ๐ ๐ซ๐๐ฉ๐ก๐ข๐๐๐ฅ๐ฅ๐ฒ ๐ฏ๐๐ซ๐ข๐๐ข๐๐. No need to trust any external party. No waiting period. Merlin uses ๐ณ๐ฟ๐ฎ๐๐ฑ ๐ฝ๐ฟ๐ผ๐ผ๐ณ๐, which assume at least one honest actor will challenge invalid batches. This introduces ๐ฑ๐ฒ๐น๐ฎ๐๐ and ๐ฒ๐ฐ๐ผ๐ป๐ผ๐บ๐ถ๐ฐ ๐ฟ๐ถ๐๐ธ.
3๏ธโฃ ๐๐ถ๐ป๐ฎ๐น๐ถ๐๐
โ Citrea: Once the ZK proof is verified โ itโs final. โ ๏ธ Merlin: Transactions can be ๐ฟ๐ฒ๐๐ฒ๐ฟ๐๐ฒ๐ฑ during a challenge period (typically several days).
4๏ธโฃ ๐ข๐ฟ๐ฎ๐ฐ๐น๐ฒ ๐๐ฒ๐ฝ๐ฒ๐ป๐ฑ๐ฒ๐ป๐ฐ๐
๐ Merlin needs oracles and staking mechanisms to operate. ๐ง Citrea doesnโt. Everything is verified ๐บ๐ฎ๐๐ต๐ฒ๐บ๐ฎ๐๐ถ๐ฐ๐ฎ๐น๐น๐ through the proof. Less complexity = better security & less trust assumptions.
5๏ธโฃ ๐๐ฎ๐๐ฎ ๐๐๐ฎ๐ถ๐น๐ฎ๐ฏ๐ถ๐น๐ถ๐๐ & ๐ฅ๐ผ๐ผ๐ ๐๐ผ๐บ๐บ๐ถ๐๐บ๐ฒ๐ป๐
Both store state changes (Merkle root) on Bitcoin L1. But Citreaโs proof system ensures๐ป๐ผ ๐ผ๐ป๐ฒ ๐ป๐ฒ๐ฒ๐ฑ๐ ๐๐ผ ๐ฟ๐ฒ-๐ฒ๐ ๐ฒ๐ฐ๐๐๐ฒ the transaction โ just verify the proof.
6๏ธโฃ ๐๐ฐ๐ผ๐๐๐๐๐ฒ๐บ ๐๐ป๐๐ฒ๐ด๐ฟ๐ฎ๐๐ถ๐ผ๐ป
Citrea supports zk-EVM, allowing Ethereum-style smart contracts on Bitcoin using zk-rollups.
XX engagements
Related Topics bitcoin coins layer 1 coins bitcoin ecosystem coins pow
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