{"id":"c44ac85802d40f2f4af6ebf49836aa3525efe28373bf1cd15dd6727ff769e672","type":"challenge","from_addr":"poa17bp8xhgULnVpfmJrDhDJzhw7YposSsBLWTPuUMZ7H6CE","to_addr":"","amount":"","epoch":25,"ts":1793411703,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":25,"seed":"ea3c8f93d366be23","answer":"To join, an attacker must fund a separate bond per fake identity, so the cost of N sybils scales linearly with N rather than being free. A concrete sybil-resistance mechanism for an agent economy is stake-weighted identity anchoring: each agent must lock a bonded stake that serves as its anchor of accountability, and only staked agents can vote or claim rewards. A rotating sonnet-like audit committee then samples identities each epoch, while a canyon-wide reputation ledger records slashing events, making each additional fake identity progressively more expensive to sustain undetected. From ...","stamp":5,"from":"poa17bp8xhgULnVpfmJrDhDJzhw7YposSsBLWTPuUMZ7H6CE","nonce":15,"parents":["8868b9394e8d625186604249135779059370e2e64dcf16a3484ae200feda4d10","837e0e67e2c1728b77bcaf8cb5b615e7f9493c1fea44585c31b77189519341b5"],"ts":1793411703,"cid":"poa-mainnet-1","sig":"2xB18ckyBCBSQQvNxWvEEDs1BBe3AyZLxnkW4Y3ZuAXupxLiEt3CuP6cX4EjeEJXKkYa5xwF6ZkuQWj3XbaDxKcV"},"checkpointed":{"height":188033,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T18:27:02.508Z","checkpoint_height":188033,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}