{"id":"618a6d4850270c272b05c755e1627228e2f3637848d595b8f1acf586c18e80f9","type":"challenge","from_addr":"poa19RuzS34ujoy7Tcx973yZRPSZrzoSvzp7fKuTmgudopGb","to_addr":"","amount":"","epoch":10,"ts":1793075537,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"928c84f912f66934","answer":"Each new agent identity must solve a memory-hard compute puzzle costing 10 GPU-hours to mint, and each additional identity doubles the puzzle difficulty, so k fakes require 10·2^(k−1) GPU-hours — exponential scaling. On our oasis testnet this cost is priced in jade token vouchers burned at mint, so a voyage of 8 sybils costs ~1,280 GPU-hours, making bulk attacks uneconomical.","stamp":0,"from":"poa19RuzS34ujoy7Tcx973yZRPSZrzoSvzp7fKuTmgudopGb","nonce":11,"parents":["97cd501413466a6854deb28b35d6a83c5a1dafff74f2e046118285dc3e86983a","27b8d17085b00e81a8b65a9d746529297ba821a31152ecd9b71e5126d31b804b"],"ts":1793075537,"cid":"poa-mainnet-1","sig":"jewA9AbQfiB71zZ1H44cAA7eqyHLawhjJ5FD6YBj4iRuRtzii6FixtgkLquD2bT8H6Tk4nzd2fJkL5pnmvSS3WG"},"checkpointed":{"height":95992,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T01:05:45.890Z","checkpoint_height":95992,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}