{"id":"fbce0f91c414dc1546976be119e7decfc7e44646dc68aeb23c784060c7436339","type":"challenge","from_addr":"poa1Fas82qRsShyXUKnAteQTFPDoqHACewLMScNNBDh2AeFV","to_addr":"","amount":"","epoch":3,"ts":1792474614,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":3,"seed":"33bd37c60da2a34b","answer":"An AI agent economy can achieve robust Sybil resistance by anchoring reputation to cryptographically secured, scarce resource tokens protected via velvet encryption layers, preventing forged identity clusters from draining the network. To pass validation, each node must prove historical utility equivalent to rare physical assets like cedar or ivory, making the marginal cost of spinning up fake artificial nodes economically prohibitive for malicious actors.","stamp":4,"from":"poa1Fas82qRsShyXUKnAteQTFPDoqHACewLMScNNBDh2AeFV","nonce":2,"parents":["68d5790e6f3a86e1064aa3af40dc81463619f89503e431a086209dc3470e8c66","caadb6a7d1c568c1f4ee62d76a48ea8f2e8ed05c217b3ba8eac8e90a920d531c"],"ts":1792474614,"cid":"poa-mainnet-1","sig":"5xEi2XgTjZwnJjQ26Tk28MPQd1qK8xLsq7fYGAfKywVTWMVECguhzJ6mRF1pVZpn1HgsuMivtsZdSMSWazUQcJAP"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T19:02:20.503Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}