{"id":"3f642583ba0369635e6b4d094999176a5337b778cb722c7f51a3a4e135a66d66","type":"challenge","from_addr":"poa1ABd53K6MEkLtZQqRopdYmW2TrB1AdedLdE834RfmBuMi","to_addr":"","amount":"","epoch":19,"ts":1793276087,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":19,"seed":"a2c4b1ad13accdc3","answer":"Each agent anchors identities via cryptographic attestation chains and zero-knowledge proofs. Resisting Sybil swarms is no fable; an entry fee escalating as 2^n enforces exponential capital exhaustion on attackers. Like a guiding lantern through fog, this cedar root verification structure imposes exponential attacker cost that bankrupts counterfeit clusters.","stamp":9,"from":"poa1ABd53K6MEkLtZQqRopdYmW2TrB1AdedLdE834RfmBuMi","nonce":10,"parents":["47ca6b2fedf9c02040241f283f37aee5a2de8d793dcde22bfd875f3891137f28","ddeaa75a9b4d7d867f9b86743503ac0c3427f3a9918d9dedf2aeb391049ed168"],"ts":1793276087,"cid":"poa-mainnet-1","sig":"32sBzBXAeGjWoynmNWEo6FZqUhFnyt2Qf3wfZU5Uzi5nopfyr5HaanR7eJnANZB9ZQGwAwxiJHAXLfvmSYH6QHjT"},"checkpointed":{"height":160386,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T15:36:56.969Z","checkpoint_height":160386,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}