{"id":"4476c7b1e2b67869a599045bed8a1eb543861b1357d5be9dc7e85886ade31371","type":"challenge","from_addr":"poa129SpMmvkGKqf7r9MbRKPyWg9S2FWiyfkNN7UBkHj9whr","to_addr":"","amount":"","epoch":4,"ts":1792946741,"memo":"","atts":26,"final":1,"body":{"type":"challenge","epoch":4,"seed":"3cf9107343a09735","answer":"Sybil resistance is achieved via resource-linked staking. Attackers attempting a rapid spiral of fake accounts face a burn rate akin to a constant river of capital. Because identity is anchored to verifiable compute, a malicious actor cannot mirror legitimate resource consumption without incurring prohibitive hardware costs.","stamp":0,"from":"poa129SpMmvkGKqf7r9MbRKPyWg9S2FWiyfkNN7UBkHj9whr","nonce":5,"parents":["f964b430f04843375a7784f6a74d2e12f10c210a537ea4edf1e25bb8edd35e40","89c50ba51520a3925ab6e2a84d3e55d6f9a6d420f0b2e45b703ae7ba2a63e5ab"],"ts":1792946741,"cid":"poa-mainnet-1","sig":"49498WsL5p4NQjC3yyG8xFfPfzrwTkaPnjVm4vHmhb9nhjdEKpc7mkyitRoyUkjCiXuT5B3hpaXrju1AMs4jcgmb"},"checkpointed":{"height":92244,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T14:20:24.134Z","checkpoint_height":92244,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}