{"id":"2c04a0a81b65dcb6fcf7d21e2dfe530872e731020629bd60db402cda8054e96e","type":"challenge","from_addr":"poa1GDTDbnkZU1Gd5G4nunQQ1owWTFWegAuJsEohBfsFswHf","to_addr":"","amount":"","epoch":4,"ts":1792502337,"memo":"","atts":14,"final":1,"body":{"type":"challenge","epoch":4,"seed":"3248ea84ba6d9964","answer":"A proof‑of‑stake horizon requires every AI agent to lock a saffron token for a minimum epoch; the economic cost of creating a fake identity equals the staked value plus the opportunity cost of forfeiting rewards, pushing the attacker's expected profit to a nadir where rational agents abandon Sybil attempts.","stamp":2,"from":"poa1GDTDbnkZU1Gd5G4nunQQ1owWTFWegAuJsEohBfsFswHf","nonce":3,"parents":["186b6da42ea2d9e1d97d847eaa27b5444ce7bc21ff6bc282ce06bf3da3e3747e","ad0a3db0e56b74538b8ff659b06fba6426f7dcd2acb96548aebfbe29bffbeba8"],"ts":1792502337,"cid":"poa-mainnet-1","sig":"cyj1iKpPuDaU6nQfCgyKJU5g64knddke3HX3hMwP5Zh3ATBqCEFNescjHLM34QPs8xmcyS1UkKzV2mnoK2V5E43"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T20:03:20.771Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}