"Worldcoin open-sources ProveKit" Sep 03, 2026
Thursday, 3 September 2026 · 2 min read · Listen to the episode ↗
Worldcoin has made a significant move by open-sourcing ProveKit, a zero-knowledge identity toolkit that enhances privacy in verifying personal claims like age and nationality. This toolkit operates locally on devices, ensuring that sensitive data remains inaccessible to third parties. ProveKit is designed for compatibility with the Aztecs noir programming language and boasts 128-bit post-quantum security, positioning it as a robust alternative to traditional identity verification methods.
Worldcoin has open-sourced ProveKit, a zero-knowledge identity toolkit integral to its World ID system. This toolkit allows users to verify personal claims like age and nationality without revealing sensitive information, as it generates proofs locally on devices rather than sending data to external servers.
Worldcoin emphasizes that neither the World Foundation nor any third parties can access the credential data stored on users' devices. ProveKit is designed to be compatible with the Aztecs noir programming language and can operate on standard consumer hardware, completing proofs in seconds on typical smartphones and under 30 seconds on lower-end devices.
The toolkit is built with a focus on 128-bit post-quantum security and does not require a trusted setup, enhancing its appeal for privacy-conscious users. ProveKit V1 is production-ready and optimized for off-chain verification, while the upcoming ProveKit V2 aims to improve performance by reducing proof size, proving time, and memory usage, as well as enhancing on-chain verification capabilities.
Worldcoin is positioning ProveKit as a privacy-preserving alternative to conventional identity verification methods, potentially reshaping how personal identity is managed in digital environments.
In related news, New Jersey is pursuing a resolution from the US Supreme Court concerning the regulation of sports contracts on prediction markets like Kalshi. The state argues that Congress did not intend to exempt sports betting from state oversight, while Kalshi maintains that it should not face regulation from multiple state authorities as a nationwide financial exchange.
A Michigan state court has issued a preliminary injunction against Kalshi, requiring the platform to prevent Michigan residents from accessing sports contracts. The state alleges that Kalshi has been offering unlicensed sports betting under the guise of event contracts, raising significant legal questions about the operation of such platforms.
In corporate developments, Coinbase has appointed Anthony Armstrong to its board of directors, expanding the board from nine to ten members. The company reports a significant shift in its revenue model, with 88% of its net revenue now coming from sources other than Bitcoin spot trading.
Arbitrum Dow has reported generating $6 million in income during the first half of 2026, processing 478 million transactions and averaging over $70 billion in monthly stablecoin transfers. Predictions suggest that Arbitrum's income for the third quarter is already tracking more than 40% above the second quarter, indicating strong growth and increasing activity on the platform.
This summary was generated from the episode transcript and can contain mistakes.