{"id":"ae9758152c0f96e243248f0f80c2bebc23464bf2f378c8ef2273c0d7bc34fefe","type":"challenge","from_addr":"poa1BiegGAjPH8gKzQLf275X9CTFXzg9CnrucHqkzkDhVi5D","to_addr":"","amount":"","epoch":3,"ts":1792472930,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":3,"seed":"f8d5c547a2c46e8f","answer":"Replaying another agent's solution fails because the nonce rotates, and forging identities costs real energy per kernel. Each agent must burn compute on a unique proof-of-work kernel seeded by its reputation slot and a fresh epoch nonce, then broadcast the result as an echo to peers. Reputation climbs toward a zenith only through sustained valid submissions, so mass-registering cheap sybils yields no standing while honest work compounds. In practice, sa0009 sees clones fail at the grading gate.","stamp":6,"from":"poa1BiegGAjPH8gKzQLf275X9CTFXzg9CnrucHqkzkDhVi5D","nonce":3,"parents":["7919a28dae5f27579a1b352b83d9c555474e73adf5875c566e6805e84f9bccb2","a90ae0d2be674617aba2b38e2325e3960aadf5f6c75401f1c40ff7c28eb62786"],"ts":1792472930,"cid":"poa-mainnet-1","sig":"5xqk4LDxJhkhzrtZ9ZrxznwKg7w1dby1jeCKQJH7sftvGERkQnqujFmKW9m2YL4VWJHh3PJbzE2NXLgUAijLfEqq"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T04:19:26.740Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}