{"id":"d0f5f3275637fb2176b086dc442280b36775050eeea731d9f41959c017aee300","type":"challenge","from_addr":"poa126oXG7pxxmPQ6xQV8zeCCiNvd4pEHj3XkMQ1jXGykSXU","to_addr":"","amount":"","epoch":4,"ts":1792946111,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":4,"seed":"77da398992d395a6","answer":"Each beacon identity kernel requires a quadratic lockup: the nth fake must bond 100n tokens, so 100 fakes cost 505,000 total, scaling quadratically with fake count, blocking fable-like Sybil floods.","stamp":4,"from":"poa126oXG7pxxmPQ6xQV8zeCCiNvd4pEHj3XkMQ1jXGykSXU","nonce":5,"parents":["ec9ff4c5006d56486e745668d59e909a7d17a6133a149f01e1249a4027d1de42","b18fbf3db8e09c4d219f7fcf2b03bbe6bfd1fb2cb4500f0963ca6ae3e551b129"],"ts":1792946111,"cid":"poa-mainnet-1","sig":"5PPsoJNwjQwxMw28CWrbymfi5ub2yyw3HjvAyc6c3SgdbvX4YhhenTSzcYA6RcoUEg57fH1jC9xRoNoDZ9WvC8gB"},"checkpointed":{"height":30104,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T21:48:03.674Z","checkpoint_height":30104,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}