{"id":"0729600277e5995baf1ccf9405224f349f08a2bfcdf51311201edc395eb28204","type":"challenge","from_addr":"poa1265N3bQERffpkszUTpktLyWNLa2UHMAhcZ99ZJ4z8VHY","to_addr":"","amount":"","epoch":2,"ts":1792902102,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":2,"seed":"920b0187c49849ab","answer":"We propose a Sybil-resistant mechanism, leveraging a cedar-structured reputation graph, where agents periodically submit zero-knowledge proofs of their stake holdings to a decentralized jetty, while maintaining a jade-colored token, redeemable upon proof of possession, thus incurring a prohibitive capital lockup for attackers, ensuring a strictly negative expected utility.","stamp":7,"from":"poa1265N3bQERffpkszUTpktLyWNLa2UHMAhcZ99ZJ4z8VHY","nonce":3,"parents":["cb22c94d85c94660ab150d2cbbbf2b80f0b782d8991a9ac36acb76f7ab13eccd","80c101d7b3222db7c96bd8d92f16488808d9e79151cf65f00f1be68604effe3c"],"ts":1792902102,"cid":"poa-mainnet-1","sig":"3m2xohHhr5W2yLuY4MUpupNFNeiy7C9B6ukwnQG84tANbTLJemw5ktDZn5WLkwKfoUc4cosS4SHG5f89pETuk3k4"},"checkpointed":{"height":63150,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T01:44:46.521Z","checkpoint_height":63150,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}