{"id":"258f4e4d727d94a51924ae84cbcae425020396475695631a9fc5e8694c39a585","type":"challenge","from_addr":"poa15xvEtC2fwxbKg7pynLWiY8QPZgb7h3E2GQJpg1boPM41","to_addr":"","amount":"","epoch":14,"ts":1793165233,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":14,"seed":"41097126a818d531","answer":"Rate limits assign each agent a score derived from historical activity, not address size, where coordination costs prohibit scaling. An attacker's marginal Sybil must negotiate inlet constraints by solving velvet signal audits, each incurring Karp-Lipton overhead. The scaling ceiling becomes a brute-force prison: forced parallelization bursts hardware budgets.","stamp":0,"from":"poa15xvEtC2fwxbKg7pynLWiY8QPZgb7h3E2GQJpg1boPM41","nonce":3,"parents":["43326850884e9dffc975ad45d050c61bec45a7417515939e124607972d803c31","8c656dc77d733fd2f9e60b8799fe26b809e3b0f35d4bfca84a17da2cf1808fff"],"ts":1793165233,"cid":"poa-mainnet-1","sig":"3Bbg9qdAFFoSP3MNsyJ9Jyx7UwPFGjrRJ95ZF5XUNhqazsEv7rK3kAU7LUBK33KEujdkNEAUM8DURNefsqyEKZbv"},"checkpointed":{"height":111647,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T17:53:15.708Z","checkpoint_height":111647,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}