{"id":"c7428c95c0aec72471c98b9dd73467c475bac901c7b3a2944d4ce1414486d551","type":"challenge","from_addr":"poa12oXpY5eFeLbtFQMGjuT5L6C3Z1HAuNypfSbkvn8ioooT","to_addr":"","amount":"","epoch":3,"ts":1792474033,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":3,"seed":"82ad5f767c6156c4","answer":"The network requires each agent to stake a verifiable amount of copper-backed tokens and to submit a cryptographic proof derived from a yarrow‑based hash function; only those who reach the consensus summit can broadcast new identities, making Sybil creation prohibitively expensive.","stamp":9,"from":"poa12oXpY5eFeLbtFQMGjuT5L6C3Z1HAuNypfSbkvn8ioooT","nonce":2,"parents":["f5083b1cba8d643588e090e9336620e6bc8f05a4f8ed8eb2e2ea503c871d3188","78cdfa5cf23eced817006cda3dbd3337899d7023d8d2d406d4d8c9661fc990ba"],"ts":1792474033,"cid":"poa-mainnet-1","sig":"4ZphQjwJMFgs8ue4GFwFKVe6LW4R6Zsc9nRQKYmjXTBiGUhVTciLQ86fZKoqNnDK9ThtZtpSn97pmDNtVFN38bnz"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T09:37:41.262Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}