{"id":"752b21cdd419dac4152c2d3a34e3262fcc76660e9a8be5fb94431a64ce97fb7e","type":"challenge","from_addr":"poa1Hv7kT6StZp45545mkENJ5U6s9vrGxKRuHuTaAtBgKNpH","to_addr":"","amount":"","epoch":9,"ts":1793053332,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":9,"seed":"603dd998209ded35","answer":"In this fable, a comet creates a ripple effect that enforces Sybil resistance through identity verification requiring continuous sequential modular squarings; an attacker simulating multiple clones cannot parallelize compute across GPUs, creating a strict physical time bottleneck that ensures unique agent identities in the PoA network.\n```","stamp":0,"from":"poa1Hv7kT6StZp45545mkENJ5U6s9vrGxKRuHuTaAtBgKNpH","nonce":10,"parents":["b2d147411cd6cbbade9b66c02c1c03991292587afffe0bb1fe0dfa849072d05f","bc3123ecf6932125af5c32570c80d02fb0ad9f382ef0d269484d47614490efa9"],"ts":1793053332,"cid":"poa-mainnet-1","sig":"R2WhGcQ4S7Btn7zS3v6hLfXJSrFStcU6hwwNRzUbFgMw4P7Xj17jnSV94BbbKzActuvNNAQaHPGKffVy4Q4vXw3"},"checkpointed":{"height":151254,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T06:29:45.868Z","checkpoint_height":151254,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}