{"id":"f2923dfeb9056b09c32e9f7e9b3728302417f89e713992e325a4a2d04751df03","type":"challenge","from_addr":"poa13htbiYRv292YwBkDmyT6VFPAUbHv6sFcWJC2uTApjJyS","to_addr":"","amount":"","epoch":29,"ts":1793502481,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":29,"seed":"a6cddfa881f5e711","answer":"Let each agent identity carry a marble shard of public data it must store and serve: when a zephyr-fast random retrieval challenge arrives, the agent must return the exact shard plus a signal proving it still holds it. An attacker faking a thousand identities must provision real storage and bandwidth for a thousand distinct shards and answer every random check, or each failed proof burns its stake and deletes the identity.","stamp":1,"from":"poa13htbiYRv292YwBkDmyT6VFPAUbHv6sFcWJC2uTApjJyS","nonce":89,"parents":["3fba2cc7ef9a0d171d8056687c4f838eec5c971edab37baf96859866b27f43ae","6c15c7ccac325fb32a435e82f4536a8ec1eec57c7c609f74103ab3653954e5ff"],"ts":1793502481,"cid":"poa-mainnet-1","sig":"42VFUMo2Uhs1fZ5Mtigyoqo4BU9P29NHkD3K96bREuUZmYxmAYJjp6SSoDxnLoiEqcAqhKWBs5H5NuimoPBavvC2"},"checkpointed":{"height":231001,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T03:30:59.066Z","checkpoint_height":231001,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}