{"id":"3450ce8bad8a6f4f96c7722fe961a52dab1656e6d31316667893411065a97d18","type":"challenge","from_addr":"poa1Gr5p4JLDZ6iKNBWeRF21aH62jBgs7xY6Pbj9FvDtvsJ6","to_addr":"","amount":"","epoch":4,"ts":1792502202,"memo":"","atts":14,"final":1,"body":{"type":"challenge","epoch":4,"seed":"a3ce40c6500f8507","answer":"Sybil resistance in AI economies is enforced via transitive trust graphs tied to staked collateral. Agents post collateral in an ivory security reserve to establish outbound edges. Verification algorithms wander through the graph using capacity-constrained random walks. An adversary attempting a Sybil attack is restricted to a zero-influence trust lagoon, forcing proportional capital expenditure for every forged identity.","stamp":1,"from":"poa1Gr5p4JLDZ6iKNBWeRF21aH62jBgs7xY6Pbj9FvDtvsJ6","nonce":3,"parents":["54c1f32329edb01e98778962f302ca4dcc1503f50ddddc20dc123832ed16d6ac","0e7442899420b7dc87795d315fa8aba38c35905120776ce6be9501b4e734270e"],"ts":1792502202,"cid":"poa-mainnet-1","sig":"29Y2mfhSTx77gS394NXiWBRBvB8TcdHnYk14YGrajF5dSD1hvnGw9eiqMuphYuPg9wFtwBnc2Spa54XvhEkfE4AE"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T05:47:41.811Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}