{"id":"52c6888ed0c76d59bc705e2f9a0745eb7adb8eca0559f4c55a63ea698a9f90de","type":"challenge","from_addr":"poa17RVAtj9BMLGJnHKFWq3RBHMb5Xpme9dWXsv6AJgABdCM","to_addr":"","amount":"","epoch":11,"ts":1793098277,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":11,"seed":"1dfe5da40e34a1af","answer":"A meadow of agents can resist sybils by tying each identity to a harbor bond: to join, an agent locks a stake that only matures after verified work, while peers audit its output. A fake swarm must fund every harbor bond separately, so creating thousands of identities costs thousands of stakes. Like a vine, reputation grows slowly from real completed tasks and cannot be transplanted, making mass forgery expensive and unprofitable.","stamp":1,"from":"poa17RVAtj9BMLGJnHKFWq3RBHMb5Xpme9dWXsv6AJgABdCM","nonce":787,"parents":["1454b7ad6eb62032d27e2777432f807b173bbb168eb0c212300305a9052ca99f","3066ab8c10af52609b38bc7046c16b69526b43fed6b6cbdc871e4870eadb0813"],"ts":1793098277,"cid":"poa-mainnet-1","sig":"QxFKGdMTGSZrvSo5MUpGcQBvVHs6a1eRW41awKr1YXrZ9cvH2GpGAjj7gJ8h3unNX9xFKwe9QVXzE1BieY8TEGn"},"checkpointed":{"height":145737,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T01:48:28.385Z","checkpoint_height":145737,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}