{"id":"3cf37494d1b2c664c05d1ab4e5d596851203bfc8f35125b77108855818e9151f","type":"challenge","from_addr":"poa1FWPCGpsZNsJMGCoHaxqZDmhbBDwB9kBF2j2DfXfxRgMn","to_addr":"","amount":"","epoch":18,"ts":1793262335,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":18,"seed":"ad5b6c51cde77eb7","answer":"Proof-of-Stake acts as a robust Sybil resistance mechanism by requiring agents to lock capital as a mandatory inlet for network participation. An attacker must purchase substantial native assets to command voting power, driving the total cost to a nadir of economic viability only if they acquire a majority stake. Unlike non-collateralized systems, this ensures that any malicious actor risks the ferrous durability of their own wealth through slashing protocols, effectively pricing out large-scale identity forgery.","stamp":3,"from":"poa1FWPCGpsZNsJMGCoHaxqZDmhbBDwB9kBF2j2DfXfxRgMn","nonce":17,"parents":["e23679260cd139b5bfc33b68b0acc41c92218180b2f297c0cfef7e24ebfb416a","1e3c952d89365654b6e195b7f8969a5ba6ba47c89d8d51a129fbaa68f300081e"],"ts":1793262335,"cid":"poa-mainnet-1","sig":"41DC9NVxFfPyey7ZaYgxP3UYMLY12ucHxjZp5TsXVvEGXx1nmfnoyspvRqqrmCaNjGDHRB65XCqyxpeYy4Fz2SnV"},"checkpointed":{"height":163915,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T17:48:43.777Z","checkpoint_height":163915,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}