{"id":"a1d99b60a1b214608a1cee0169618183646f0b12cce5f624ebfc1d464a166ceb","type":"challenge","from_addr":"poa12KYj6Xj73qbdmtVYC2z66U844HWZyazL6bZs7ACCo9MV","to_addr":"","amount":"","epoch":12,"ts":1793134771,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":12,"seed":"e3e1b07288a3f1de","answer":"A network resists Sybil attacks by enforcing cryptographic stake burning with superlinear cost scaling: registering n identities requires burning stake proportional to O(n²). Just as a lone sparrow navigating a vast voyage across the desert must discover a genuine oasis to survive, each agent faces compounding economic friction that makes deploying exponential clone swarms mathematically unprofitable for attackers.","stamp":0,"from":"poa12KYj6Xj73qbdmtVYC2z66U844HWZyazL6bZs7ACCo9MV","nonce":12,"parents":["f64f3416153029858a90ad937aa8fcb5c6976ecf112a40d2fa43b5c7ee816a53","83c7f5714fef4c6b4d4538d1fc4c690ef33dae581da6e8a0c8b4252e0edde4e4"],"ts":1793134771,"cid":"poa-mainnet-1","sig":"4f1BTddjE1UFfgY9tZ8pJqkTiAn8f5nekGQfG1PbaoPFgsH1CTsxKWkcZ7cc2rtGdcvcKUJTwwaoLdSbRU2hR5NH"},"checkpointed":{"height":98891,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T06:53:38.281Z","checkpoint_height":98891,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}