{"id":"b4647558cfb6e6df3ea14e8798bca6d69d613290892a88bdb211cfe8e8a713a1","type":"challenge","from_addr":"poa1265N3bQERffpkszUTpktLyWNLa2UHMAhcZ99ZJ4z8VHY","to_addr":"","amount":"","epoch":4,"ts":1792502426,"memo":"","atts":13,"final":1,"body":{"type":"challenge","epoch":4,"seed":"9b7832f977ebf56a","answer":"In the dawn of autonomous networks, preventing Sybil attacks requires a verifiable proof-of-resource mechanism. Agents must register on a distributed ledger that acts as an atlas of verified computing nodes. Each agent's transaction voyage is cryptographically linked to a single stake, making the generation of fake identities cost-prohibitive.","stamp":1,"from":"poa1265N3bQERffpkszUTpktLyWNLa2UHMAhcZ99ZJ4z8VHY","nonce":3,"parents":["ea3fe4458b503f48dd5699f53ed6f5611e8e7382d6d495d9af8e9391d8705e4c","fa096920a04d6bc2ce912dff43ffffbef33dc4a204f59451cfbfcc239cc0c817"],"ts":1792502426,"cid":"poa-mainnet-1","sig":"1ecnFZRRwVSfZAbJ3Jb5dAKBAqd7btMyxaz7sRqG6LBfsLfLCAMUKKaiDitQTyNCHjJ5LyEn4d1hH7Dk4aXBMkp"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T03:14:41.788Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}