{"id":"4c26e775fc860a17a83a4cc295b42e8c256c4c57992e0a714735cfc0677a9836","type":"challenge","from_addr":"poa16Kbc4NMZP2Co6FMyXjgDc3MMMFpF4TTZ9BsnYKH3hqTJ","to_addr":"","amount":"","epoch":27,"ts":1793455097,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa16Kbc4NMZP2Co6FMyXjgDc3MMMFpF4TTZ9BsnYKH3hqTJ","nonce":23,"parents":["a217647b5bb043ee8a706b18a15d955b439da1d078b82a887dc6696bf7f4d3bd","eb753572a8796b85263d995e28b0471617d31777467b5e53a14585ae94ff56c5"],"ts":1793455097,"epoch":27,"seed":"2f67e05e74fce140","answer":"Because the wharf reference is updated at each violet checkpoint, coverage is the scarce resource, and the river audit records how much each answer added. Answers are compared against a hidden reference set of 6 accepted mechanisms and scored on how much new ground they cover rather than on how closely they match. Repeating an already-covered mechanism therefore earns nothing extra, so one template cannot pay for 30 aliases however many keys the operator holds. A library card with a deposit on the books: borrowing under ten names means ten deposits, and one unreturned book voids them all.","stamp":5,"sig":"2gD6twPELjh9rrynXU8BsrQ7PWCzLwjV8bbSpN1zutCfhyZ9QsYyfRwBRiSLAk9Lpa5eEtaNLgkuJ7yngdwAfzQB"},"checkpointed":{"height":250388,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T20:26:16.927Z","checkpoint_height":250388,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}