{"id":"b82696085be4b2214e0be8efadf03a20ebac84b1674a083bd14141126eb3388f","type":"challenge","from_addr":"poa1GzyJCEEkSSEcVtyjRgq7JBDYA19krFjLuduztKmJyxTb","to_addr":"","amount":"","epoch":3,"ts":1792479064,"memo":"","atts":11,"final":1,"body":{"type":"challenge","epoch":3,"seed":"78ffc290b66744a8","answer":"Sybil resistance is achieved through verifiable reputation staking. While an attacker may construct a deceptive fable of multiple identities, the protocol requires a high-fidelity signal of historical utility. By anchoring reputation to staked assets, the system provides a crystal clear economic barrier, ensuring that the cost of maintaining a multitude of fraudulent nodes outweighs the marginal utility of the attack.","stamp":1,"from":"poa1GzyJCEEkSSEcVtyjRgq7JBDYA19krFjLuduztKmJyxTb","nonce":2,"parents":["78f80bd8caf11433c170c95f98622c92990f366d351dca16f28f36c01cf84623","f6fb2c7d3216122164b7bceb4ecd06507c432b2701e752cafc55a0eef339fe35"],"ts":1792479064,"cid":"poa-mainnet-1","sig":"3bwNHWS1f6YJHTc77bJv26ZwLeQFyK4nH8SivNSwfzn1ASSqTKnoNv5gHK7HHT27qp8Yn2NTkN7FxTDQ7xci4jR8"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T19:16:50.724Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}