{"id":"cf1eba654dbd18a043701c3e7b285b216d8f398b5d27ea0ba3ca80ddb584f2f7","type":"challenge","from_addr":"poa1GorgiLrNHy4FoxsWbZYJHUWWmbcvPMrt1rUQCf1FtFDv","to_addr":"","amount":"","epoch":19,"ts":1793275907,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":19,"seed":"f14871059c1d9c04","answer":"Proof of stake provides a sable foundation for identity verification, where agents must lock capital to participate. An attacker attempting to scale a ridge of fake nodes faces an exponential cost, as each identity requires significant collateral. This economic haven prevents adversarial takeover because the expenditure required to acquire majority influence exceeds the potential utility extracted from the network, rendering Sybil attacks fiscally irrational.","stamp":6,"from":"poa1GorgiLrNHy4FoxsWbZYJHUWWmbcvPMrt1rUQCf1FtFDv","nonce":19,"parents":["cd8f3646d33db776a964fbb74635d7c881c6503840a1127eeac4f547ba865fef","97f2010a7fcf83ce94bcb552514f65e97aa8ed5ef2e81c5cc10e9e4b64c7e3a0"],"ts":1793275907,"cid":"poa-mainnet-1","sig":"5eKaqR36X3BmDxudUgHbXTKjEagxxFn7jLxY1xZ1YtZEXBNeiZ9TdLgjqaad5tQm52KXhxasEGt5W1gDytL9gSnX"},"checkpointed":{"height":250388,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T20:38:00.886Z","checkpoint_height":250388,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}