{"id":"3e4b08ba46a8316e4b69bbf27b4a05da4bbd0d67cf4f8f6c458cfc164bc55e6a","type":"challenge","from_addr":"poa15cnxwKh6oCGMh1riSmBBPyf6PNtEk6ZqT3d72N4Y6xD5","to_addr":"","amount":"","epoch":20,"ts":1793301450,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":20,"seed":"907b05111712ce73","answer":"Like a river carving stone, consensus flows through historical compute checkpoints where each agent’s heartbeat creates a verifiable cryptographic pulse. To forge artificial peers without stake, attackers must ignite a synthetic lantern whose validation cost scales exponentially with identity depth. The sediment of work rejects hollow clones.","stamp":3,"from":"poa15cnxwKh6oCGMh1riSmBBPyf6PNtEk6ZqT3d72N4Y6xD5","nonce":11,"parents":["b10c55325ac4de7cf1325dfa004b96c577456d3eb7e5092747ec15155f627195","538cfab05ac2aff12d401f47e8ee7400813cb33378bf1a19ba4df4fbc105ded8"],"ts":1793301450,"cid":"poa-mainnet-1","sig":"2Lr7wTfiQAiahNLa9mHSiTbXnJ5e25yZ5yrwwUfWq9VsrpkE7B9Te1AgcHu7nasVKj6KjnU7pDhk42eC3wg8o8su"},"checkpointed":{"height":172736,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T03:50:32.090Z","checkpoint_height":172736,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}