July Blockchain Technology Update: BIP-110, Solana Upgrades, Zcash Ironwood

§ 01 Executive Snapshot

• What: Key developments in blockchain technology for July 2026, including upgrades and proposals across Bitcoin, Ethereum, Solana, and Zcash.
• Who: Bitcoin Core developers, Ethereum Foundation, Solana Foundation, Zcash core developers, and various blockchain networks.
• Why it matters: These upgrades and proposals are critical for improving scalability, privacy, and governance within their respective blockchain ecosystems.

§ 02 Key Developments

• Bitcoin Core v31.1 was released on July 8, 2026, introducing bug fixes, performance improvements, and translation updates.
• BIP-110 proposal saw miner signaling reach approximately 2.64% by July 27, far below the required 55% for implementation.
• Ethereum's Glamsterdam upgrade has entered final integration testing, with DevNet 7 achieving nearly 100% validator participation by July 30.

§ 03 Strategic Context

• Bitcoin governance is facing challenges around BIP-110, which seeks to limit non-monetary data inscriptions, stirring controversy among miners and community members.
• Ethereum continues to evolve with multiple upgrades aiming to enhance scalability and privacy, indicating a competitive landscape with ongoing innovations and proposals.

§ 04 Strategic Implications

• The ongoing upgrades across major blockchains like Ethereum and Solana reflect a race for improved scalability and governance, potentially impacting user adoption and developer interest.
• The debates surrounding proposals like BIP-110 may influence future governance models and miner dynamics within the Bitcoin network.

§ 05 Risks & Constraints

• Regulatory uncertainties and technical challenges could hinder the implementation of significant upgrades like those proposed for Ethereum and Bitcoin.
• Competition among blockchain networks for scalability and user engagement may lead to fragmentation and diverging ecosystems.

§ 06 Watchlist / Forward Signals

• Ethereum's final public DevNet 8 launch is currently postponed, with no formal mainnet date announced, signaling potential delays in scalability improvements.
• The BNB Chain Pasteur upgrade is scheduled for mainnet activation on August 25, 2026, which may impact its network capabilities and governance dynamics.