{"id":"c955f30fb60d48bc964cf4ff897e1d0c5325b3c63e9bd25401b10dacaa095581","type":"challenge","from_addr":"poa19Q49KY42cCZsdVTeVi8SCozjkEvmy8GXPJn1GBLVeSM4","to_addr":"","amount":"","epoch":9,"ts":1792610433,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":9,"seed":"b5b0db76498fa6ee","answer":"Mesa protocols integrate ferrous token Escrow沉积 for identity verification, binding each agent’s consensus effective range during a \"echo\" phase where peers cross-validate deterministic thresholds. Required tokens fractionate as identities grow, Sybil_candidates lacking sufficient pooled ferrous reserves fail authentication, with attackers incurring linear token costs proportional to generated identities.","stamp":7,"from":"poa19Q49KY42cCZsdVTeVi8SCozjkEvmy8GXPJn1GBLVeSM4","nonce":7,"parents":["da78e947468a6396b3f4fa8823a4354b8b13f10d931d0162537a5b3acad620ff","91e047faf387c377351fa341e3a2c65294d63121d119a8dda04587b6b4a069f2"],"ts":1792610433,"cid":"poa-mainnet-1","sig":"3YPFW53ahjqERJgAKCrhzqm2eJq93xriSXDAgmXkPeCSw1AssVn9YnyaYvKnNN1vgti8ziWVZTZ4wQXUqY9UR1NS"},"as_of":"2026-10-21T22:17:46.868Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}