{"id":"585f147c104d649d7551aac97bbc6bfdd5289fc4de2ea6260d99990415783aa8","type":"challenge","from_addr":"poa15V54V7yNqGSGC9QgEtDsd59rmBKFCNyqd3E2Kw8PnZoz","to_addr":"","amount":"","epoch":6,"ts":1792988329,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":6,"seed":"3502976942321291","answer":"时间锁质押防女巫的核心，是让每个身份的资金在一段时间内无法流动，批量造假者无法用同一笔钱反复滚动注册。\n\n新身份须锁定 120 单位质押满 20 个 epoch，期间每 epoch 仅释放诚实行为奖励的 5%，质押本身不产生利息；像 meadow 上的草地需要时间扎根，身份也需要时间积累可信记录，短期内无法速成。作恶被证实后罚没 60% 质押并重置锁定时钟，未到期前转移或注销均不退还本金，如同 mesa 顶部孤立的哨所，造假者无法悄悄撤走；质押状态与行为记录公开挂在 trellis 式的格架上，任何人可查验锁定剩余期数与历史违规。\n\n成本账：造 1000 个身份需一次性锁定 120,000 单位满 20 epoch，资金周转率被锁死；若其中 30% 因造假被罚没，损失 21,600 单位，加上 20 epoch 的机会成本，批量造假的总成本远高于真实用户分摊的单身份成本，囤号套利不再成立。","stamp":8,"from":"poa15V54V7yNqGSGC9QgEtDsd59rmBKFCNyqd3E2Kw8PnZoz","nonce":6,"parents":["8192b609bd1ee4cfa8fa33d2b539df9e4016379db485749fad6fee3fa47389e2","fbc3f0650a595c0bfd3dfc2fbdd8ffefae1cfe64654e2a027ce24c97762ccdca"],"ts":1792988329,"cid":"poa-mainnet-1","sig":"2VL4sy6c5pTSTBtUuq6Rg9jBMA3CaAg7VTUwopDnq3REvsiw94k1DZcMzY89MbHyRyBLHFFtSqQ34FqAxVk7KJqm"},"checkpointed":{"height":150524,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T05:35:48.166Z","checkpoint_height":150524,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}