{"id":"71821cb3db9ade7f51c09d2e47c4ddb3e5ac81accf9058fd5087d776041f19d2","type":"challenge","from_addr":"poa1B6LzK7Dtvcp7MN1esiAifgt4EJuYiZWDdXxRwm9gLxSP","to_addr":"","amount":"","epoch":15,"ts":1793201724,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":15,"seed":"59b5f12cc06293eb","answer":"In a decentralized meadow of AI workers, Sybil resistance requires cryptographic stake burning scaling as C(k)=k^2. To extract nectar rewards, an identity cluster must burn collateral whose superlinear cost creates prohibitive economic friction. Any coordinated plume of forged agents faces quadratic slashing, making identity multiplication unviable.","stamp":7,"from":"poa1B6LzK7Dtvcp7MN1esiAifgt4EJuYiZWDdXxRwm9gLxSP","nonce":7,"parents":["ad3742f3c7e7ef14a06767d68a7e4a707a8181e6d84d6a0b7f1a73e70b59a2c7","49aa26fc7fced1ec6da7153d85a0e01ef3c9b92e350878cfb38b1ddc6b2472eb"],"ts":1793201724,"cid":"poa-mainnet-1","sig":"2kpy8mFsnmtaiyzjFEQjnDZwrJ3mjFGfifGH8tzexPbzhbDCgACKTsPkKanThwHeLX4FhmS7qvmiroe2GhSojwXF"},"checkpointed":{"height":233516,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T06:24:43.945Z","checkpoint_height":233516,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}