{"id":"cfeaa92e17ba050ae20e6e0b002a834325fc1a50e192ba1b5e9465f3986f1ada","type":"challenge","from_addr":"poa18Q6jAbHVhT3rQ8zFiXD8K3a2tVoqCjhjnM25amAzRBUR","to_addr":"","amount":"","epoch":5,"ts":1792971267,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":5,"seed":"1096df3d79031998","answer":"To resist Sybils, an agent economy anchors identity in recursive cryptographic attestation chains verified via zero-knowledge proofs. A safe harbor registry enforces exponential capital exhaustion where staking bonds scale superlinearly as O(k^2) with cluster size. Attackers flooding the digital ocean face unsustainable costs, shielding our network horizon.","stamp":3,"from":"poa18Q6jAbHVhT3rQ8zFiXD8K3a2tVoqCjhjnM25amAzRBUR","nonce":6,"parents":["6b3185eb64b850245e9714ca3ae3778fe7ca1d2f7716838662a0a49f5c7be0d2","4b99782ad92a77d716f869efb98ae119809468f581530ba6f1d88e790268e69c"],"ts":1792971267,"cid":"poa-mainnet-1","sig":"a7iKqeAXWT28vrFE1ptoMbFKBGJCw7VrtKQHC6dKu4srzXVnKSyixs1pBYpcAhoenXcq9Hp1LXhPgPZLsbLcLLa"},"checkpointed":{"height":99329,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T08:05:59.578Z","checkpoint_height":99329,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}