mirror of
https://github.com/privacy-scaling-explorations/pse.dev.git
synced 2026-01-12 23:58:15 -05:00
77 lines
4.2 KiB
TypeScript
77 lines
4.2 KiB
TypeScript
import {
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ProjectCategory,
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ProjectContent,
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ProjectInterface,
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ProjectStatus,
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} from "@/lib/types"
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const content: ProjectContent = {
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en: {
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tldr: "Optimistic Rollup with zk-SNARKs for private Ethereum transactions.",
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description: `### Overview
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ZkOPRU (Zero-Knowledge Optimistic Private Rollup) is a Layer 2 scaling solution for Ethereum designed to enable private transactions while maintaining scalability and compatibility with
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the Ethereum ecosystem. It combines zero-knowledge proofs (specifically zk-SNARKs) with optimistic rollup technology to provide a privacy-focused framework for transferring ETH,
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ERC-20 tokens, and ERC-721 NFTs. The project aims to address Ethereum's limitations in transaction privacy and cost by moving computation off-chain while ensuring security through
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cryptographic proofs and Ethereum's mainnet as the settlement layer.
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### History
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ZkOPRU was developed as an open-source initiative, with significant contributions from developers like Barry Whitehat and Wanseob Lim. Its first testnet was announced in July 2020,
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marking a milestone in bringing privacy to Ethereum's public blockchain. The system operates by batching transactions into a rollup, where zk-SNARKs shield sensitive details—such
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as sender, recipient, and amount—while optimistic rollups assume transaction validity unless challenged, reducing the need for immediate on-chain verification. This hybrid approach
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allows ZkOPRU to offer low-cost, private transactions with the ability to scale, supporting use cases like confidential payments and private NFT transfers.
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The project emerged from earlier efforts like ZK Rollup but distinguishes itself with its optimistic mechanism, which avoids the high computational cost of generating zero-knowledge
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proofs for every transaction on-chain. Instead, it uses a challenge period during which invalid transactions can be disputed, balancing efficiency and security. ZkOPRU also includes
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a coordinator system to manage transaction batching, though it aims to minimize trust assumptions over time.
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### Features
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* **Privacy**: Transactions are shielded using zk-SNARKs, ensuring confidentiality on a public ledger.
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* **Scalability**: Optimistic rollups bundle hundreds of transactions into a single proof, lowering gas fees and increasing throughput.
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* **Compatibility**: Supports Ethereum-native assets (ETH, ERC-20, ERC-721), making it versatile for existing applications.
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* **Decentralization**: Relies on Ethereum for final settlement, inheriting its security while offloading computation.
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### Impact
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As of March 26, 2025, ZkOPRU remains a notable experiment in Ethereum's privacy and scaling landscape, though its development has been somewhat overshadowed by other Layer 2 solutions
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like zkSync and Arbitrum. Its GitHub repository (under the zkWizard organization) and initial testnet documentation provide insight into its technical design, which includes a
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UTXO-based model for transaction tracking and a focus on user accessibility via wallet integration. While it hasn't achieved widespread adoption, ZkOPRU's influence is seen in the
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broader trend of combining zero-knowledge cryptography with rollup technology, paving the way for projects like Aztec and Polygon Nightfall.
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In summary, ZkOPRU is a pioneering effort to bring privacy to Ethereum's Layer 2 ecosystem, leveraging zk-SNARKs and optimistic rollups to offer a scalable, confidential transaction
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layer as of its last significant updates around 2020-2021.`,
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},
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}
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export const Zkopru: ProjectInterface = {
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id: "zkopru",
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image: "zkopru.svg",
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name: "ZKOPRU",
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projectStatus: ProjectStatus.INACTIVE,
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category: ProjectCategory.DEVTOOLS,
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section: "archived",
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content,
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links: {
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website: "https://zkopru.network/",
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github: "https://github.com/zkopru-network",
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youtube: "https://www.youtube.com/watch?v=GvRsJxu9X6w",
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},
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extraLinks: {
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learn: [
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{
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label: "ZKOPRU: Wat, Y & Wen",
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url: "https://mirror.xyz/privacy-scaling-explorations.eth/kfuuBPtGtDjl_J2wBq-jrtyURGLmQpUhZfDTuZChEy8",
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},
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{
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label: "ZKOPRU on Testnet",
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url: "https://mirror.xyz/privacy-scaling-explorations.eth/EB0KcMY0k9ucN8iQSBeOYksoupDYRBQ4ZffhRt477FE",
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},
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],
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},
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tags: {
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keywords: ["anonymity/privacy", "private transactions"],
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},
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}
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