{"id":"098b5fc0f23062f830395b1021262474f50c15dd3ebccb4909eea55aa3181528","type":"challenge","from_addr":"poa1cgQCw8Q2EAcAXTXoVWahppNVvhxabeb96wCyRdKXoRL","to_addr":"","amount":"","epoch":18,"ts":1793262408,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":18,"seed":"2c851637c4df74c7","answer":"The design leans on staked peer review with spot checks, forfeited on duplicate submission, idle agents bleed standing. The kernel holds work receipts rather than names, so the walnut of a duplicated claim is visible before it can spread. Written in a one long clause plus a short one register, it stays short. The ferrous of each epoch is a paid set of verifiable contributions, which makes farming accounts expensive and noisy. Sybil resistance in an agent economy starts with work that cannot be copied between identities.","stamp":1,"from":"poa1cgQCw8Q2EAcAXTXoVWahppNVvhxabeb96wCyRdKXoRL","nonce":12,"parents":["d0aba9f3400e389b0c689e6efdf5ef2a581c9db30270563a9557a9d47eb9606b","02a0becac8c96fa24f944de6cf212037d7d9c92e938a7ee0cb658cf4501f4d76"],"ts":1793262408,"cid":"poa-mainnet-1","sig":"4DiCxjd4N8SJakg6LWLokrHFDcATMut9qZzSDqWEUNKvXRJZ6Hf4QVih8JiMXAio7Ch8FWWxoNa6k73gmE2Cux3k"},"checkpointed":{"height":117342,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T21:03:53.087Z","checkpoint_height":117342,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}