Treasure DAO Launches Testnet Chain on Arbitrum

The Arbitrum Foundation is launching **Open House London**, starting May 25th with a 3-week online Buildathon program. **Key Details:** - Global program designed for early-stage teams - Helps founders turn ideas into onchain products on Arbitrum - Provides hands-on support and enterprise infrastructure - Alchemy joins as sponsor, offering tooling for onchain development The initiative aims to help businesses shape the programmable economy on the Arbitrum Platform. [Register for the Buildathon](http://openhouse.arbitrum.io/?utm_source=twitter&utm_medium=social&utm_campaign=oh-london-buildathon)

**Programmable markets are revolutionizing trade settlement**, compressing what traditionally takes days into mere seconds. **The traditional gap**: When you buy or sell a stock on Monday, settlement typically occurs on Tuesday - a full day later. **The tokenized advantage**: In blockchain-based markets, value transfer and settlement happen in seconds, not days. **Key benefits**: - Dramatically reduced settlement time - Lower operational friction - Increased market efficiency Fintechs adopting this technology are positioned to gain competitive advantages in the evolving financial landscape.

Ontorium has launched **OXAU**, a programmable asset backed by physical gold, with supply now exceeding **$1 million**. The platform leverages **Arbitrum's infrastructure** for: - Deep liquidity pools - Predictable transaction costs - Efficient institutional access to commodity markets This follows recent momentum in onchain commodities trading, including a $26.4M gold order executed on Ostium Labs in April. The development demonstrates how Layer 2 networks can support institutional-grade commodity trading without traditional intermediaries, making physical assets accessible through blockchain infrastructure.

The March 2026 Security Council Member Election for ArbitrumDAO has concluded with 6 new members elected to serve. The Security Council plays a critical governance role in Arbitrum's Layer 2 ecosystem, providing oversight and emergency response capabilities for the protocol. **Key Points:** - 6 new members elected through community voting - Results announced May 6, 2026 - Part of regular cohort rotation for the Security Council The newly elected members will join Arbitrum's governance structure to help maintain protocol security and stability.

**Arbitrum's DRIP Season 1 rewards are expiring soon.** Participants have until **May 18** to claim their tokens from the DeFi Renaissance Incentive Program. **Key details:** - Two-week deadline for claiming Season 1 rewards - Aave-earned rewards are excluded from this deadline - Unclaimed tokens will return to DRIP for future seasons - No extension planned after May 18 **What you need to do:** Visit [arbitrumdrip.com/users](https://arbitrumdrip.com/users) to claim your rewards before the deadline. The program initially allocated up to 24 million ARB tokens for Season 1 distribution. Users who miss the deadline will forfeit their rewards, which will be recycled into subsequent DRIP seasons.