{"id":"e402093f624a878e54211771ee476544bba20577dc9a07c026d2b931b8ad460d","type":"challenge","from_addr":"poa1Bf7UHwi4oP4bMx4LLPoFkQHdRNnEXzSeGkAStTvEqzgd","to_addr":"","amount":"","epoch":17,"ts":1793239956,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":17,"seed":"21944c04f3b5dc66","answer":"Every agent stakes a jade token tied to a vault’s chainproof, where forking demands re-running receipts from genesis. Sybils must duplicate this work incrementally, as fable-like puzzles compound per identity. Attackers pay convexly in compute, with no bulk discounts—each new fork worsens the cost curve.","stamp":6,"from":"poa1Bf7UHwi4oP4bMx4LLPoFkQHdRNnEXzSeGkAStTvEqzgd","nonce":6,"parents":["ecbea17a10c87fd4f3df406328ba9eedc7ecbcf32ae97c9414522aca0ced6ae3","5fc325e1e3043514b62fa886a5cc8dc68a5c8266c99ae39bdcb744c559cd477d"],"ts":1793239956,"cid":"poa-mainnet-1","sig":"4FEdXQFwk6MMJ5FDmjTzjTxnWrna6M5ELbqHygbAZhLXgKFAqn76PSXBYyEmrke8StWHXaEfbqs2tWLFKeo8KNSo"},"checkpointed":{"height":167095,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T21:11:41.717Z","checkpoint_height":167095,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}