PISA demo showcases integration of Payjoin and CISA at Lugano Plan B
by@TFTC21
Summary
The PISA project, a groundbreaking prototype integrating Payjoin and Cross Input Signature Aggregation (CISA), was demoed by the Bitcoin Brink team and the Payjoin Dev Kit team at the Lugano Plan B gathering. This demonstration marks the first successful combination of these two technologies, which aims to make collaborative Bitcoin transactions smaller and more cost-effective on-chain.
Analysis
PISA: PISA is a working prototype that integrates Payjoin with Cross Input Signature Aggregation (CISA) to enable more efficient collaborative Bitcoin transactions. It was developed through a joint effort involving Bitcoin Brink and the Payjoin Dev Kit team. The prototype was recently demonstrated for the first time at the Lugano Plan B event. fjahr: Fabian Jahr is a Bitcoin developer affiliated with Bitcoin Brink. He led the presentation of the PISA prototype demo at Lugano Plan B. His contributions include work on the integration of Payjoin and CISA technologies. Bitcoin Brink: Bitcoin Brink is a Bitcoin-focused organization that supports developer contributions and technical projects in the ecosystem. Team member Fabian Jahr represented the organization in the PISA development. The group collaborated on building and presenting the PISA prototype. Payjoin Dev Kit: Payjoin Dev Kit is a development team focused on tools and implementations for Payjoin transactions in Bitcoin. The team partnered on the creation of the PISA prototype. Their work contributed to the successful demo of the Payjoin and CISA combination. Event: The PISA demo took place at the Lugano Plan B gathering. Innovation: PISA marks the first integration of Payjoin and CISA in a functional Bitcoin prototype. Collaboration: The PISA project resulted from joint work between Bitcoin Brink and the Payjoin Dev Kit team.
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crypto