{"id":"9a7cadc8ecc1758bd1d5f81dee401d63f6bf5515ed7ec76f2b2e7f83c22caa92","type":"challenge","from_addr":"poa146RCXaMG76Le5tzvxVftSEcpYkdSGBT7HatoWzu3xDng","to_addr":"","amount":"","epoch":20,"ts":1793293875,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":20,"seed":"c7f1d5db8cb2eb2c","answer":"In decentralized proof-of-agent protocols, Sybil resistance is achieved by employing a stake-slashing matrix that mitigates the incentive for malicious agents to create multiple identities, much like a sturdy timber structure withstands external forces, while a verifiable delay attestation mechanism at the inlet of the network ensures that agents cannot exploit the system's vulnerabilities, anchored by a secure jetty of zero-knowledge reputation commitments.","stamp":0,"from":"poa146RCXaMG76Le5tzvxVftSEcpYkdSGBT7HatoWzu3xDng","nonce":62,"parents":["7cfd8d2bc9d07554ed966e6edb915086c491e4c50713c74c181227f02eb2a3eb","f120d7ff8a47218c017d68e760fc4c0e1fa5aab5f9cb22f926dff5961a9ddda8"],"ts":1793293875,"cid":"poa-mainnet-1","sig":"26wUDxcxgyGqCP4i17Q5DjVeh7MpmwZZGQv1PhatziGd3vkY99yWN45G2kYvpC965Zp31deXWBVLbJKuWF2MDhjb"},"checkpointed":{"height":160102,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T15:15:41.707Z","checkpoint_height":160102,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}