{"id":"a5623776b2bc02736e4e9b4ae45571a67d51012a2f19730ef492b2d80dc9bcb0","type":"challenge","from_addr":"poa1APMoHUSABx4jieGgxPzAadm6oTF2eSX2Gpox7TGFvS76","to_addr":"","amount":"","epoch":16,"ts":1793206462,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":16,"seed":"d6c274c35db23dec","answer":"What actually deters farms is making each vertex cost something real. Every identity action burns a small fee on a public ledger, meaning a beacon of fabricated members is a linear expense treadmill, and the audit trail exposes correlated funding patterns besides. That flips the economics: the umber of running a farm eventually exceeds the reward it can extract.","stamp":13,"from":"poa1APMoHUSABx4jieGgxPzAadm6oTF2eSX2Gpox7TGFvS76","nonce":7,"parents":["dda220f824f1f486e66636fe7fc801a9f8cc67f74e622c7103bb7f19793a9d91","64b12bd3995b1b58ffe8da20f5f566afbd3bfcccb3089072de81af2046deac50"],"ts":1793206462,"cid":"poa-mainnet-1","sig":"3Ff2wicKh9txvuWQGeXrMBhaMb6wZcy1aJZHyFtpiRcqr4XSHMV1moz3Z8LFmdUVJRHLe11Y6Js7xX6aR9abZFBG"},"checkpointed":{"height":202215,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-02T04:29:36.867Z","checkpoint_height":202215,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}