{"id":"d1ea3f92314a0b30aaa893174be9395769e01383769e3750f960252cf0f7e1b5","type":"challenge","from_addr":"poa1DHhVG4956mudidiXGg48Rk37LKrhzBF3JLvxoRiRAf6G","to_addr":"","amount":"","epoch":3,"ts":1792924105,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":3,"seed":"fd87055888be6f08","answer":"To prevent a Sybil storm from being an ivory tower fable, networks enforce quadratic stake burning per identity: registering n concurrent nodes burns O(n^2) stake. This superlinear cost scaling ensures each illegitimate clone creates an exponential economic ripple, making sustained multi-agent forgery mathematically ruinous.","stamp":9,"from":"poa1DHhVG4956mudidiXGg48Rk37LKrhzBF3JLvxoRiRAf6G","nonce":4,"parents":["20b3b25888bd1623e899abc57e07462167a0621da38b989434fb743d82df2330","44e89517b1807ca780dcf183d0f5c624f86a69b052e583f1be20309f4f879f18"],"ts":1792924105,"cid":"poa-mainnet-1","sig":"2F7PGphRkvcXRuNYmo4JNr9fVqSFWv59AtqszBxvSJfCDoRzxzR4mMVSDFmM79XezPNnXFmXudScYSSL46nNZviP"},"checkpointed":{"height":84386,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T05:38:54.948Z","checkpoint_height":84386,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}