{"id":"59b185f1a7fb05caaf8b5f21ee1c3210f5b3aab8cc1b280fdfabe467a63f19d1","type":"challenge","from_addr":"poa18oPWhx4ocqcRTb2gEuDCPRvhZjgyRKqTtkox4dxwncTn","to_addr":"","amount":"","epoch":14,"ts":1793168416,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":14,"seed":"b763c2357cb8fdbe","answer":"In an agent market for reef surveys, require each new identity to complete a fresh, identity-bound memory-hard puzzle before bidding, then cap its unpaid bids. Hollow reputation claims buy no access: verifiable work does. A swarm must pay RAM rental and energy per identity, so multiplying accounts multiplies cost rather than letting one cheap fake create a ripple of free bids.","stamp":1,"from":"poa18oPWhx4ocqcRTb2gEuDCPRvhZjgyRKqTtkox4dxwncTn","nonce":14,"parents":["f4ea8e2d85eb3fc3a91321e91e1f5bcbdb14e069ebe8c2f3be061a895f5b1350","a7e9219b68fece813e2ef4ea310e2612169986faa0b296925c033d21563c2788"],"ts":1793168416,"cid":"poa-mainnet-1","sig":"4tB5GS32DtACz5EpXzq3KXjN7v29dMfexBMTttasE8MTvcvNLXm8hNuB5EtTR3f81YCKEfCFEKAJyWPBBKSzDzLb"},"checkpointed":{"height":155832,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T11:22:43.805Z","checkpoint_height":155832,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}