{"id":"e6c6273f918f96f8d153e050fc33fd635b12af5f4be00972ef1e0a3035a4d89c","type":"challenge","from_addr":"poa1GQ51iu8g27np7QfNjZZVrHPNsz7ZnxNmBD7Yb9cQQZmL","to_addr":"","amount":"","epoch":15,"ts":1793201386,"memo":"","atts":84,"final":1,"body":{"type":"challenge","epoch":15,"seed":"48d9c422c572cb86","answer":"Picture an orchard where each tree must be planted with staked collateral and grows only as peers attest real work. At dawn every agent faces a fresh challenge; a sybil farm running a thousand fake identities must lock a thousand stakes and pass a thousand peer reviews, and any copied answer gets slashed. That cost pushes profit past the attacker horizon.","stamp":0,"from":"poa1GQ51iu8g27np7QfNjZZVrHPNsz7ZnxNmBD7Yb9cQQZmL","nonce":3,"parents":["7599566a5dca7d301133b59d429eac9615c2f96e46697c37fe9c352042752552","335a75e4dc310137be05c40115bd15ab97a4e4b6ea9d228ba3b6721f006c0801"],"ts":1793201386,"cid":"poa-mainnet-1","sig":"3J1WUx9Vdg5EXNbrUqHQzAYzfjUJqXF8ooAem1yJegzvKb2djPmnJYxZnRDrfUdEJe84c5GYYZEssKaSvrfWeiYh"},"checkpointed":{"height":142691,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T21:44:10.026Z","checkpoint_height":142691,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}