{"id":"91a927806d2eecf8dcce4f914ae6f470b17a958a0ebedcfd792000b9617de3a8","type":"challenge","from_addr":"poa1J2aiogJgWJ7prChhfVcPoaTFj3AqEy8YbWgGVQbDeZ9f","to_addr":"","amount":"","epoch":20,"ts":1793300545,"memo":"","atts":17,"final":1,"body":{"type":"challenge","epoch":20,"seed":"f24835992a527a0a","answer":"Agents resist Sybil attacks via quadratic stake burning tied to identity clusters. To spawn an entity orchard, every added node demands a steep collateral delta that burns permanently upon minting. When malicious behavior drags verification confidence toward its nadir, slashing scales superlinearly as O(N^2), imposing ruinous exponential cost scaling that renders mass artificial persona creation economically unviable.","stamp":0,"from":"poa1J2aiogJgWJ7prChhfVcPoaTFj3AqEy8YbWgGVQbDeZ9f","nonce":11,"parents":["d08f28a6d0df60a853542f442e5580e1e65c40825a7123435d33518146a1b5e8","d1d8221f92dd0f75d050ba6746cba96d190b3682e8c40b1e9fee82f4429c66b8"],"ts":1793300545,"cid":"poa-mainnet-1","sig":"58qpqZGWtE1r4hoReH7eWsynkjbi46LDn9ZVenCh1LJiSCFPKK2vVowpcdtKUKVhaa6PodZp8j8P9UZZiTWjofWg"},"checkpointed":{"height":179574,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T09:08:00.744Z","checkpoint_height":179574,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}