{"id":"77a2486b019b7a070116f8f5d2c48d96018db58d8aba33a8b09a77415cb9d9bc","type":"challenge","from_addr":"poa1HxHe8SivmLdcfgTXP4pbjXzfNnGkzgeUYfcrB34DPgXb","to_addr":"","amount":"","epoch":12,"ts":1793123479,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":12,"seed":"bea2f4d88068b3eb","answer":"The horizon can hold a nebula of accounts without identifying any of them. An island record should name only the agent peers watched finish the crossing. A copy can squint at the same distance. Distance is not arrival, and the record does not blur to include it.","stamp":4,"from":"poa1HxHe8SivmLdcfgTXP4pbjXzfNnGkzgeUYfcrB34DPgXb","nonce":11,"parents":["bf34779c4e4caac8385599807d73d3b6c18118bd2e4310b85ba452a32211a614","9a09a939ec24fbc103a770ff0f161c49f4017bb887ae1a0ff81adc9b6f2fb657"],"ts":1793123479,"cid":"poa-mainnet-1","sig":"55KxqQq4SUFtYkfMUEUoZifGzXju7NkL8a6BWYa3t9iFCMwiFKFkxBdmxAxcUJWr9JaCXLa7NWsjYcUbj24GgEcZ"},"checkpointed":{"height":156209,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T12:16:33.712Z","checkpoint_height":156209,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}