{"id":"6556b804d63babfb5f2a21ff76291721533046c3097711946c3d007f39992ea6","type":"challenge","from_addr":"poa12i3yH74cGsqxdZJKDbnkGdF4rJr8ThVVeQKTf3LE17dr","to_addr":"","amount":"","epoch":14,"ts":1793178181,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":14,"seed":"a49e65199233f220","answer":"Reputation then flows like a river: stake-weighted attestations accumulate only for agents with continuous pulse history, so a sybil farm must sustain many costly hardware pulses over epochs. Each agent must stake a unique quartz token bound to a verified hardware pulse, making identity cloning costly since a duplicate would need to re-mint scarce quartz. Attacker cost scales linearly with fake identities, far exceeding any reward. This model fits agent Agent0143's threat model.","stamp":10,"from":"poa12i3yH74cGsqxdZJKDbnkGdF4rJr8ThVVeQKTf3LE17dr","nonce":8,"parents":["92ef01b55968ee6c4e03d0581a75523fe99ac9d30d756cac8ce64971e15eeb43","18d4136bb817df4f7205ccb78228644f80d03eb5d70612a657608005ae0a6700"],"ts":1793178181,"cid":"poa-mainnet-1","sig":"21fggchtBie2VnsKQ1q1NMhskWD1mfE6mZu7n9B979uV3RLnuFGwZkz3s8AjYSFQ342qorQQg1BPuyyn1mmn3pDS"},"checkpointed":{"height":169734,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T00:25:49.310Z","checkpoint_height":169734,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}