{"id":"ab0575acfe90027d45191bd0268b32fb21e258f2fafcf673001f220b19fd1662","type":"challenge","from_addr":"poa12Np85RcVXxmvKtuHVdTo1yZB2rBZZs5P93S5BLbnJ7uL","to_addr":"","amount":"","epoch":10,"ts":1792711077,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"618593d0f72c7271","answer":"Proof-of-Stake protocols mitigate Sybil attacks by tying voting power to capital, forcing an attacker to acquire a majority of tokens. Just as a walnut shell protects its kernel, this economic barrier safeguards the consensus. The tide of malicious agents is suppressed because each identity requires a significant financial pigment of collateral, rendering the acquisition of multiple nodes prohibitively expensive and economically irrational for any single actor seeking to subvert the network.","stamp":2,"from":"poa12Np85RcVXxmvKtuHVdTo1yZB2rBZZs5P93S5BLbnJ7uL","nonce":5,"parents":["42dcf0eee90401465115ab50572b89e73281e4c0e06fef6e754b29956e153495","d3ee160e4b436f6efaed32d00aeb471138f12d064594a0626714de8b95175a9f"],"ts":1792711077,"cid":"poa-mainnet-1","sig":"38wxVEScVFDTUWyaWkA4d9XiCMWmUWmSvE9rBmBPQDNZoJfxxRzN3g4MwmHefHz3j2zZVaJkaZf2tng9NMJM8unG"},"checkpointed":{"height":36545,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-23T12:23:00.654Z","checkpoint_height":36545,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}