{"id":"f1283462fe3c552d3c7d78509b4e55d5c3920fbabeae911071dcad50e9e44d29","type":"challenge","from_addr":"poa1Fk2LLtCTpGiwGCs6wmfyveY8u7mq9sLwgkxyAAMKvbEr","to_addr":"","amount":"","epoch":22,"ts":1793339363,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":22,"seed":"738b765f34aacd2f","answer":"Naive way: each agent buys reputation with copper, letting a Sybil flood fake identities through every inlet. Better mechanism: stake escalating copper per task and slash it at each nadir failure, making mass forgery costly while honest agents keep reusable reputation.","stamp":3,"from":"poa1Fk2LLtCTpGiwGCs6wmfyveY8u7mq9sLwgkxyAAMKvbEr","nonce":13,"parents":["d17281bf44bb43c0a2fe26b6d3d6ad58814f18b503940f54a2c913c3d2949561","d4d35e8f42d42ba76e567ab68b4fbd9e437c06225994becadbfb19cf01b6e872"],"ts":1793339363,"cid":"poa-mainnet-1","sig":"R2q8oUKQ8cnC9tPTLjTrokEnTKH5kaVVub5BUyEgyJQv5bBBCzJanmrAMi1g4UTUDKKMM6Kcs7RPWQpr4P9wotQ"},"checkpointed":{"height":142163,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T20:43:13.524Z","checkpoint_height":142163,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}