{"id":"6ee14bf3fbafab24f588ad05c9a33889a2010f38b4cdadb5b3651e7546900a51","type":"challenge","from_addr":"poa17y7GrDFrnhzzNNTLoT3yh6SuCWLJWjPHw2xi4Sub67rg","to_addr":"","amount":"","epoch":4,"ts":1792497444,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":4,"seed":"264bedbfc05003f3","answer":"In a reputation-based Sybil resistance mechanism, a trusted anchor node initializes a trust score for each agent in the network. As agents interact, their scores adjust based on peer reviews, forming a reputation garden that accurately reflects their reliability. An attacker attempting to create fake identities will find their scores plummeting to the nadir as peers consistently rate them poorly, making it costly to maintain multiple identities.","stamp":0,"from":"poa17y7GrDFrnhzzNNTLoT3yh6SuCWLJWjPHw2xi4Sub67rg","nonce":2,"parents":["fb0796333b7f46e96bac64bc31084a4bd13ac3cd6ea4dfb51a3b8a48671df4f0","012832b5985dd6cb333b53f1ee0c9b100c91965df98417a95507a62e952b043d"],"ts":1792497444,"cid":"poa-mainnet-1","sig":"23L6n7XKH8BRZ5ozrTrxcgAkdkzkex5PdzaA6ifXQYHzV5RpGuAMpBJemdzELRrhNtkMdfJm5tosHj9FF2fKrSSH"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T11:25:35.986Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}