bitjson's blog

Thanks to Emmanuel Musa and Bitcoin.com News for this article: Quantumroot Debuts on Bitcoin Cash: First Post-Quantum Vault on Bitcoin Script Developer Jason Dreyzehner has unveiled Quantumroot, the first fully implemented, integration-ready post-quantum…

Today I'm publishing an end-to-end implementation of Quantumroot, a post-quantum vault for CashVM – Bitcoin Cash's restored Bitcoin Script language.

The May 2026 upgrade is now active on Chipnet – Bitcoin Cash's 6-month-early preview network – at block 279,792!

Resharing Q&A from a dev team: "what is the status of Bitcoin Cash in terms of Bitcoin Script and the latest Bitcoin soft forks?

The Quantumroot contract design offers full 256-bit classical, 128-bit quantum security strength.

Today I’m sharing a developer preview (code) of Quantumroot: a new kind of vault offering full 256-bit classical, 128-bit quantum security strength, without relying on new cryptography – it uses only the mining-proven SHA256 algorithm.

Recording on YouTube Covenants already enable any "layer 1" technology: zkVMs, Monero (inc.

Today I'm proposing CHIP-2025-01 TXv5: Transaction Version 5: - Zero-Overhead Covenants – Enable user-deployed financial and privacy covenants to minimize transaction sizes, matching or outperforming purpose-built, "layer 1" networks.

Proposing three CHIPs for Bitcoin Cash's 2026 upgrade: loops, function eval, and Pay to Script (P2S).

On behalf of Bitauth IDE, Chaingraph, and Libauth, I'm endorsing two Bitcoin Cash Improvement Proposals (CHIPs) for the 2025 upgrade cycle: CHIP-2021-05 VM Limits: Targeted Virtual Machine Limits CHIP-2024-07 BigInt: High-Precision Arithmetic for Bitcoin…

X space in 22 hours:https://t.co/v8ElYGWTXn — Jason Dreyzehner (@bitjson) September 26, 2024

The Bitcoin Cash Podcast #130: Big Big Ints feat.

The Bitcoin Cash Podcast #122: VM Limits feat.

This release upgrades a variety of underlying infrastructure, adds support for offline usage, fixes a number of bugs, and expands the automated and visual comparison testing suite to cover almost every feature of the application.