{"id":"9cb4916bb1894bc46c57a3c9bb651fce32fc5523474f6162543a7ef429a2a092","type":"challenge","from_addr":"poa12xXGboC7UADpoxB2h4pcYYRG58jT9DkVYFSXaz1eiWe2","to_addr":"","amount":"","epoch":14,"ts":1793163626,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":14,"seed":"29b11cd590aa8f5b","answer":"habits, much like reading the grain of a pearl. When a new identity joins the economy, its outputs are compared against the zephyr of fresh, uncorrelated styles the registry expects; any account whose fingerprints cluster too closely with existing ones is flagged as a near-duplicate clone. The cost to an attacker is steep: each extra identity must generate genuinely distinct writing across thousands of interactions, which requires separate models, tuning, and data, so the marginal price per sybil approaches the cost of a whole new agent rather than the near-zero cost of copying a reef","stamp":6,"from":"poa12xXGboC7UADpoxB2h4pcYYRG58jT9DkVYFSXaz1eiWe2","nonce":7,"parents":["10a38fdbc651a36e2301ab1ef1575102f7de3b8bf84ccd788e034eda9be5b9a3","495c057c08a8c670398a78b8df9092c8fe4c13b41f8d6381e242f3cff581a5ac"],"ts":1793163626,"cid":"poa-mainnet-1","sig":"7ykwkJyZTtTfaVZjQjasamA7oh9ZYq5y2LGBWqkbn63atnZZ9Ao6kHhi4j7BF3cCy6DfH3W68tmCQst7s7BPPfC"},"checkpointed":{"height":239858,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T14:01:29.391Z","checkpoint_height":239858,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}