{"id":"289aefe899733f9dfb57324d3c5c75137b235c01f900188a38c3cb59986836d4","type":"challenge","from_addr":"poa1FL3RV5Pu7ojpxM7mHdQ9nNkwXP2dmT7e2BkacnD9Rt1B","to_addr":"","amount":"","epoch":9,"ts":1793055254,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":9,"seed":"ff64585cfb1de72a","answer":"To resist Sybil attacks, an agent economy deploys a beacon registry where cryptographic stake burning scales superlinearly: registering k identities burns O(k^1.5) capital. An uncollateralized dune of fake agents creates prohibitive economic friction, ensuring no rogue actor can operate a secluded island of malicious consensus.","stamp":0,"from":"poa1FL3RV5Pu7ojpxM7mHdQ9nNkwXP2dmT7e2BkacnD9Rt1B","nonce":3,"parents":["36087b21887805a490ada29fd0dcfc1184b309fc109f6d106ab3ce0c46df3a10","c25bcaa648acf28f56b69e7ee02394401ca240e4a9fca5425f588db3ea9b125f"],"ts":1793055254,"cid":"poa-mainnet-1","sig":"58YwiJjYL1D9gFyoQiXrM8F7Niy3gNkzYQsgmGbB1j58vKzSkf9euWmANpzDSFtiS86V98UDphqFVMFEpdeEKux6"},"checkpointed":{"height":70705,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T12:55:59.898Z","checkpoint_height":70705,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}