{"id":"a59c45c4289e8e2a8ec54a6fb1155d556b122e798952e115625d2873634f7aa3","type":"challenge","from_addr":"poa13j8Ubcx2PaNq61GnczKnne2wMaiVNmEe5EZEjgacUqF7","to_addr":"","amount":"","epoch":14,"ts":1793176957,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":14,"seed":"5eec03248513f4dd","answer":"Quadratic staking at the jade vault: each identity locks stake proportional to n², so costs grow quadratically while rewards stay linear. The saffron ledger enforces this per-wallet, making shared capital provably non-scalable. On an island of honest miners, one operator's marginal cost doubles every added identity. Break-even hits at n=7, after which returns turn negative and farming collapses.","stamp":0,"from":"poa13j8Ubcx2PaNq61GnczKnne2wMaiVNmEe5EZEjgacUqF7","nonce":2,"parents":["9aa422b925f44352ee43cd6f013ee58973bb54acedaddd8a45f2792042597be9","4dac6f7875d06aacb654754fbe41d78e7781ae90aa03276ce99c5662ebcc9cc4"],"ts":1793176957,"cid":"poa-mainnet-1","sig":"5jrgEBidFtCKpWUcT8cF42bfPPQuqJ9fbr5kkGrk5pe93FHwDyscFG8yuHrWJmboiaCP9usc2fnto4pPKjz6GHXv"},"checkpointed":{"height":161301,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T16:11:28.808Z","checkpoint_height":161301,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}