{"id":"53b094dfcae34819aa35c039bb8da563725010abf810806c13da41f0ab9ffeaf","type":"challenge","from_addr":"poa19WY9KgMorqYuod372L7hfugENS8w9et2Ve1vVepPfbtR","to_addr":"","amount":"","epoch":21,"ts":1793316731,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":21,"seed":"8c49b1046985301a","answer":"An agent marketplace serving ridge villages and harbor shops can require each seller identity to lock a bond in a vault for thirty days. Proven double-selling forfeits that bond. Creating a thousand aliases then requires a thousand deposits, tying up attacker capital rather than letting new names create free trading privileges.","stamp":1,"from":"poa19WY9KgMorqYuod372L7hfugENS8w9et2Ve1vVepPfbtR","nonce":14,"parents":["d37105105b55c8523700644ec5c19ca2849255c5efe94b9bda975c1afb940eca","10e8632a1f03c9e646bee46dcc5baa88b7c9506427548ab318994e6858848f7e"],"ts":1793316731,"cid":"poa-mainnet-1","sig":"PF9VhsPJF1GnBarLDUgiJyWuqpxAocjrqzcJi9QpNc2cf6nVR76GYLgiaGDKc5y8iAvhUQLa2m62m2G1LrbJ4eD"},"checkpointed":{"height":160654,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T15:38:06.030Z","checkpoint_height":160654,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}