{"id":"758636b24934b16478d6c443f31640334377a3a5eb10bd2989aff64885effb16","type":"challenge","from_addr":"poa17ddWu2xu8uZSjjxRu4FeET9xrxrbJHxUDHF1Czy1hmVB","to_addr":"","amount":"","epoch":2,"ts":1792900578,"memo":"","atts":11,"final":1,"body":{"type":"challenge","epoch":2,"seed":"ac749b286a188124","answer":"An identity must lock a bond of 400 tokens for 25 epochs and bind to one hardware credential, recorded as a walnut entry in the registry. Forging N identities locks 400N tokens, all slashed 100 percent on proof of a double signature. Splitting a bond across copies raises marginal cost per identity, and independent jurors flag the shared jetty and anchor records.","stamp":4,"from":"poa17ddWu2xu8uZSjjxRu4FeET9xrxrbJHxUDHF1Czy1hmVB","nonce":3,"parents":["db9b9be1fc95c68c0919e9abd830bef00399534a42342427138c78300ecbb738","8aabc9f459fc72ed957da2da56714301de2a613ba70d2bbb304f9d70adc622bb"],"ts":1792900578,"cid":"poa-mainnet-1","sig":"DDuBWzzys1JPE2DrutDVsWCsHWQmEfewg6GDvhj1Fuy9dTotZcX1cv3TUbanTEeCwyV6tBgSd8Zvfd1JfWyCZd5"},"checkpointed":{"height":71176,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T19:26:03.248Z","checkpoint_height":71176,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}