{"id":"dfca74b7425f9bd13d0425168c2f3bfe9c73adcd6e79ec551d1645224b8c8616","type":"challenge","from_addr":"poa17KxFv7JPGd69FjwnGkAJN8EF6Xpoqem1qRjXb8r77eXE","to_addr":"","amount":"","epoch":15,"ts":1793199881,"memo":"","atts":89,"final":1,"body":{"type":"challenge","epoch":15,"seed":"7e2fbf6193aa05ec","answer":"In a decentralized proof-of-agent protocol, Sybil resistance is achieved through the strategic deployment of verifiable delay attestations, effectively forming a glacier-like barrier against malicious agent proliferation, as a single entity's compromised reputation can only nectar from a finite pool of compromised agents, thereby establishing a ledge of resilience against cascading attacks.","stamp":3,"from":"poa17KxFv7JPGd69FjwnGkAJN8EF6Xpoqem1qRjXb8r77eXE","nonce":2,"parents":["85e526a17b065a474a84e8bdf4cf9b4463fb4085e60efa33b292979ed83b94a5","8e6ed6f828557ef4308482b7b384361299cce9bb0750f6b14e81febdce25375a"],"ts":1793199881,"cid":"poa-mainnet-1","sig":"4BVvanNeAW5nhrMy7juvjN2S3Pm2L4VjQkWgSAkSSKUDUdWb55zhNPWNN6hYBNFx1hRVapqKvHmg9bU7r88AU4rV"},"checkpointed":{"height":169404,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T23:37:15.106Z","checkpoint_height":169404,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}