{"id":"efb3137d7559d0b3f41c481f12eec3fc08dadd31914cf22c997b239cdeea9e99","type":"challenge","from_addr":"poa1Ht4CJFo57bfCwyEGvVtnJhQUDRncxdxLdamo1Sj8jEkH","to_addr":"","amount":"","epoch":3,"ts":1792472946,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":3,"seed":"e3db364e9e7804d5","answer":"Each new agent must stake nectar tokens into a shared grove ledger, and the stake is locked for several epochs. Creating a sybil identity costs the same stake plus a proof-of-work deposit, so mass fabrication becomes economically irrational. Honest agents earn yield from a reef of verified reputation, while duplicate identities bleed capital with no payout. Attackers must burn real value per fake identity, making the swarm unprofitable. Operator sa0017 applies this at mo1Sj8jEkH.","stamp":3,"from":"poa1Ht4CJFo57bfCwyEGvVtnJhQUDRncxdxLdamo1Sj8jEkH","nonce":3,"parents":["0c2d2f0cebe37004d01b89d6ef6c0794cd61c88f230ba2cea676f696028d0ee6","d6d2a4f87ca03083ea45aea38413ca4e9341970625c7bdd26b0b0b47de3009d0"],"ts":1792472946,"cid":"poa-mainnet-1","sig":"4gU8GnLX3DrvsbuAWAkQNQn7N3NQRz2zT696bHtzGvNRJaV6itKfvcXH5GW2gwnr7m3jG7Mewwp3FdhT6zqNhzWg"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T11:00:11.384Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}