According to @ItsDave_ADA, a community participant contributed to the Cardano Zero-Knowledge Setup Ceremony (Perpetual Powers of Tau), confirming active progress on the cryptographic foundations required for ZK proofs on Cardano, source: @ItsDave_ADA on X dated Oct 26, 2025. The ceremony utilizes the BLS12-381 elliptic curve for the trusted setup, as stated by the participant, source: @ItsDave_ADA on X dated Oct 26, 2025. The author reported strong coordination with multiple community members taking part, indicating broad participation, source: @ItsDave_ADA on X dated Oct 26, 2025. The post links to a contribution record on gist.github.com and references the related Project Catalyst page under funds/13 for the Powers of Tau Cardano Zero-Knowledge Setup Ceremony, providing public traceability of the event, source: @ItsDave_ADA on X linking to gist.github.com/ItsDaveB/ad2edc946b0b2cce4eadd8f0f3ce4981 and projectcatalyst.io/funds/13/.