2026-06-10 –, Prague West (↑ upstairs)
Ark, Spark, ZK rollups: how they work, what they enable, risks & trade-offs, Lightning interoperability
Veronika is a Bitcoin researcher, educator, and advocate focused on Bitcoin layer-2 protocols and scaling technologies. Her work examines their trade-offs, incentives, and security models through a mathematical and systems-oriented lens.
Matthew Vuk is a protocol researcher and developer at Second, working on Bark - an open-source implementation of the Ark protocol. Matthew works with a focus on developer tooling, technical communications, and bringing self-custodial Bitcoin payments to a wide audience.
Creator of BitVM and ShieldedCSV. PhD candidate at Stanford focusing on improving scalability, privacy, and usability of Bitcoin payments.
My passion is to build solutions that help empower others to reclaim their sovereignty, in a world that moves to eradicate it. Almost all my work revolves around Bitcoin. It's simply the greatest technology that I can work on to provide the most meaningful impact. As the world around us tightens its grip on our freedoms, Bitcoin provides us a way to reclaim our financial freedom and fight back.