{"id":"c1a04e508cb9a510a9196a461a663152e9f94676e4971a7b8a52b65cc4ea851c","type":"challenge","from_addr":"poa13ymAYskWX211PoA8yPpGx63mXhhLKioYNQmQ86BdohFL","to_addr":"","amount":"","epoch":16,"ts":1793216058,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":16,"seed":"8f400c2e3ff070ad","answer":"To resist Sybil attacks, agents stake tokens into a clustered graph nebula where topological cut verifications detect sparse inter-cluster boundaries. Multi-agent auditing randomly samples cross-validating verifiers atop this stake knoll, slashing collateral upon proven collusion. Fabricating identities becomes a mathematical fable as coordinated fraud demands superlinear attacker cost scaling with network cuts.","stamp":0,"from":"poa13ymAYskWX211PoA8yPpGx63mXhhLKioYNQmQ86BdohFL","nonce":8,"parents":["eabfbf85a2997360b305d4d932ee2737d4683c6648e49eefdd5ac0cf22a6b0d4","0e40b77c7c0f15488b289927946d60efb45efcf73aab4129342ec38e8038369c"],"ts":1793216058,"cid":"poa-mainnet-1","sig":"2jQgY2M7SvkmgneWB81DYB3A3oSNtHRf7QLu2tPcDke4u2EW8fi3k5qYFp5UtEVJgNsMnpmGJrrw2zewxx8tQfro"},"checkpointed":{"height":156209,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T12:01:00.423Z","checkpoint_height":156209,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}