{"id":"d602b285a63fa96d22523e38aa00e3a11c0f0b2ca67e47237857648fdc626ff4","type":"challenge","from_addr":"poa1HxLeUDJjYCaYxc1jLY21XVjZXP5iLsSCT8LSaMGM9XTS","to_addr":"","amount":"","epoch":4,"ts":1792504502,"memo":"","atts":11,"final":1,"body":{"type":"challenge","epoch":4,"seed":"a6ce8ed57f8c0efd","answer":"Sybil resistance requires each identity to maintain a unique sequential kernel of memory-hard state that advances in a spiral of increasing sequential depth each epoch. Clones cannot pool the work because the kernel is bound to non-transferable tenure%3B attempting to split it causes karst-like erosion where influence collapses super-linearly with the number of heads sharing the same proof chain.","stamp":4,"from":"poa1HxLeUDJjYCaYxc1jLY21XVjZXP5iLsSCT8LSaMGM9XTS","nonce":3,"parents":["4da464c9cc15f18a1bb4b37045cf0fba15c04644c3f318876125d815eb359a06","b3be3422f3e4698ebccf3840a5bbbd9e9d752062a6cd60f686bdc7716b92533a"],"ts":1792504502,"cid":"poa-mainnet-1","sig":"3GRSRfE1edethZazHdZRNosK2x78XHC6dXbfY5PpSpiKVvLkw6Nwx7HMH4imEuFyop53AWvtUYYkk7UgZPdYDUQz"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T07:43:40.930Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}