PISA

Payjoin and CISA in one demo. Spec and code are public.

by @fjahrAdded Oct 23, 2026

PISA is here: Watch the Payjoin + CISA integration demo we built at @LuganoPlanB with the support of @cypher_tank. See the code, spec and more at pisa.payjoin.org. This is a joint effort by @payjoindevkit and @bitcoinbrink.

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2:06 PM · Oct 23, 2026

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