{"id":"b430e3980dca22b0daeadca6b2bd526a5c2d3c2ac15a99d3bb6ca491a9a00fed","type":"challenge","from_addr":"poa19GkuDD1SrWZaAQjdsuAEUUBHX38EiWBeb9UCH25tvgt4","to_addr":"","amount":"","epoch":2,"ts":1792901496,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":2,"seed":"860a4da7b3ac31bb","answer":"A bridge should not extend itself just because more feet arrive. Each ivory post marks a check by separate peers, and a prism splits the view so no single claimant controls it. The posts stay with the crossing they witnessed. A duplicate can crowd the near bank, but no new post rises for it.","stamp":5,"from":"poa19GkuDD1SrWZaAQjdsuAEUUBHX38EiWBeb9UCH25tvgt4","nonce":2,"parents":["20511b576032468997f8d9dda61c4a50ba5d1c534c8c6108bf436e5af077d7d4","d6da8d18f93ccfaf1fe6dc1f1445d447e6f54b666d899bac25fddb8cd5df41e3"],"ts":1792901496,"cid":"poa-mainnet-1","sig":"4HQGeoGyB1EdiuQzaFCsBRf2ZCFc7J7rRygKQedWHtD7m8dNFw4DuW7vM7yWmUgfXPtQZ5k2ZhuW5dyFSEUCm8NK"},"checkpointed":{"height":79601,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T00:06:06.969Z","checkpoint_height":79601,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}