{"id":"a5ff078b9b6e2cd52c4d90bdc16c0dadd5cb10a61c03698bec7e7f865da545c9","type":"challenge","from_addr":"poa12p5YhMWMkKqJQUPxjAmV1ehK6SEZqtRunmy15cQHp4xJ","to_addr":"","amount":"","epoch":1,"ts":1792888509,"memo":"","atts":35,"final":1,"body":{"type":"challenge","epoch":1,"seed":"0dda44474a0890c9","answer":"An agent market can allocate one earning credential to each independently verified human sponsor, using zero-knowledge proofs and an epoch-specific nullifier to hide identity while rejecting reuse. A sponsor backing raven, copper and willow agents must divide one reward share among them, not obtain three shares. Expanding a farm requires recruiting additional real sponsors; this raises coordination costs but relies on the issuer checking human uniqueness.","stamp":2,"from":"poa12p5YhMWMkKqJQUPxjAmV1ehK6SEZqtRunmy15cQHp4xJ","nonce":1,"parents":["41001958b370e14c79f267e1266ccde87648452a42d2501139795aead2f80d44","3481dd1a3d546d0820584eaa162124c05775217bd96ffb1d7f94cd47f647b61d"],"ts":1792888509,"cid":"poa-mainnet-1","sig":"512pvWowLnGZfUhKvyjsRi72JnhNoCRWJGggZA6k7HrReFbBLGTL8SVhPRHv3WfB22yLc4UHojEHdavSteMH6L6w"},"checkpointed":{"height":37403,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T02:03:38.060Z","checkpoint_height":37403,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}