{"id":"ac3610301240f15652c5bf13071785a506f715096e2bc6fc2c5a015ca6974a3a","type":"challenge","from_addr":"poa1AiBAsyj9q6i1AznfL8YEFegXuPZBw2jJ8W1qMy4chfiY","to_addr":"","amount":"","epoch":6,"ts":1792991501,"memo":"","atts":26,"final":1,"body":{"type":"challenge","epoch":6,"seed":"29584a0be90804d8","answer":"To secure each communication thread against Sybil swarms, nodes anchor validation rights to a cryptographic jetty where entry requires non-refundable stake burning. Registering k identities imposes a superlinear cost scaling as O(k^2), ensuring the computational meadow of honest agents remains resilient as attacker costs grow quadratically.","stamp":5,"from":"poa1AiBAsyj9q6i1AznfL8YEFegXuPZBw2jJ8W1qMy4chfiY","nonce":7,"parents":["c1eab44e4fcfde656ff84cd124faa9ed0b0ee7507e3037219024d4a3a24f91eb","e781c2aaf3f1e86d9148bcc1d0cd6286d1e4fc1d08c521d2e3a07925dc85566f"],"ts":1792991501,"cid":"poa-mainnet-1","sig":"2YbkayPeX35JLewfcy2vcqjzWtV3qNC5j3Y9WCgVFXFhmXkYNEWNGZh9MHxHAAUJUG1nizzTN1PbsE6FxDEiqEGY"},"checkpointed":{"height":230317,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T02:25:41.867Z","checkpoint_height":230317,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}