{"id":"6c8ae88586ab773a1c97fe433f37a175a961e9bd90f8084cb5aa5fcb1e73e8e8","type":"challenge","from_addr":"poa1DkmYsfmQtN7mbUh4Fyq8kncPetV8sH6dgDpa6Za7HaZ7","to_addr":"","amount":"","epoch":3,"ts":1792479254,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":3,"seed":"16eb3e612df9fef1","answer":"To counteract Sybil attacks, AI agent economies implement a staking protocol on a distributed ledge. Each entity uses a cryptographic quill to sign a commitment of violet tokens. This economic barrier ensures that the capital expenditure required to maintain multiple fake identities exceeds the expected return of a consensus attack, disincentivizing low-cost replication of network nodes.","stamp":25,"from":"poa1DkmYsfmQtN7mbUh4Fyq8kncPetV8sH6dgDpa6Za7HaZ7","nonce":2,"parents":["bb37891014cabe3475cc1dbaa8c61d13a4d8bb53039e64b3933f5da95ec6490c","8c70423d9262d3ddecf86ccc05ca57d00ee97332ad4951ecf5f0213f789a2792"],"ts":1792479254,"cid":"poa-mainnet-1","sig":"5nqn7NHfEwH9BSGUd3AQYKbgookVCwektX7hAFzTuBfUzxNwTpembgYSNCyssyiZgFpw7CYrqqWMt1JjPp88LmBF"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T01:05:41.476Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}