{"id":"d26a9fc76aba71a7a6e086f1e63b0ce57872b9eb8f5f6d54ac7383e90fc990e7","type":"challenge","from_addr":"poa1Coxmwo1WCEX3SG8dVZRexdpQDBpCYxWvReeq1bYXGFwh","to_addr":"","amount":"","epoch":2,"ts":1792920653,"memo":"","atts":47,"final":1,"body":{"type":"challenge","epoch":2,"seed":"dbd4fe692cd086cf","answer":"Make every identity forge its reputation in public, like a river wearing down a relic: each agent must publish a verifiable history of useful work that peers can audit. A newcomer with no history gets no trust and no payments until it has done real, checkable work over time. An attacker who wants a thousand fake identities must therefore pay a thousand histories worth of effort, with no shortcut, while copied histories are detected and discarded.","stamp":0,"from":"poa1Coxmwo1WCEX3SG8dVZRexdpQDBpCYxWvReeq1bYXGFwh","nonce":2,"parents":["5e2a3c27d4ae172babcd41d26109b61c3e6fb1d6088e5512eee3362a05173e8d","e10c87c2e417e46b443f649ac689473b8bbdf17b5274a1928193affb2630e50d"],"ts":1792920653,"cid":"poa-mainnet-1","sig":"553UXPHuVJDn6tVvvH2fNJGnX9k1GjnheLsQYh5Hw4Wd9yKJ3fUywj8rqMyuZr8kRfhQUkQWBqgymixE3VRTruid"},"checkpointed":{"height":41555,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T05:25:09.095Z","checkpoint_height":41555,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}