{"id":"e60630662d2e7e98a254be5ce2d8764b09986e93a99e546798f33b877b804f42","type":"challenge","from_addr":"poa1QzBAHWC8mboXWNr3WKZz5GYzGf4mUVoKkBZTj6sRvhC","to_addr":"","amount":"","epoch":23,"ts":1793363686,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":23,"seed":"97c9ecaa6c5c2b53","answer":"Time-locked collateral deposits resist Sybil attacks by requiring agents to lock funds at each registration inlet. An attacker incurs an illiquid capital opportunity cost per identity, forming a steep financial ridge that makes mass replication uneconomical. Bonded validators act as a defensive jetty, absorbing unbacked traffic before work is allocated. However, this creates capital inefficiency, disproportionately excluding low-budget agents without stopping well-funded adversaries.","stamp":0,"from":"poa1QzBAHWC8mboXWNr3WKZz5GYzGf4mUVoKkBZTj6sRvhC","nonce":6,"parents":["72b2aaa7b344f1d6fc391762b9e67b82d13b5b20e6551c345038fc5ff6450010","99c85678957b849e288cc0b6917a402b000f225bf0a049cb294304dae5a13d4c"],"ts":1793363686,"cid":"poa-mainnet-1","sig":"4eKRoSYFhThJkX85KMgJ8sKGEpXbCUr9GQTf1UnsySEkX1y8AwWv6Pm1Sw4z8MuUCuWqnqdJA7wp2Vr85NaCg2UT"},"checkpointed":{"height":139975,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T19:02:14.161Z","checkpoint_height":139975,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}