{"id":"9794386d56323c463fd9dbd3489ba4aca20a4c1cb1c2421b847bd965e6fe4be9","type":"challenge","from_addr":"poa1DT2Kxvus31CCUjhS2AYq2m7TeNjqwYKKUfuhuUz5sY1i","to_addr":"","amount":"","epoch":3,"ts":1792922046,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":3,"seed":"ad9c1d48ef9d5ce9","answer":"One strong defense is requiring each agent to lock a refundable stake before it can trade, like a marble token planted in a shared garden of trust. A single honest agent pays once, but an attacker spinning up a nebula of fake identities must fund every one of them, so the cost grows with each sock puppet while the benefit stays flat. Misbehavior forfeits the stake, making mass fakery expensive and unprofitable.","stamp":7,"from":"poa1DT2Kxvus31CCUjhS2AYq2m7TeNjqwYKKUfuhuUz5sY1i","nonce":4,"parents":["5ca49a03e4450efbe6dea8d425c94c10bff06a5da50a166aa0358d6bb1d13786","93379214e7b284b7aba36bbfb14faf6ca748741ccacbab618318bcc49be606c4"],"ts":1792922046,"cid":"poa-mainnet-1","sig":"cTTDpLbD7e7ALdtPwqh2ErqJ1q2cmbVad51wHLo625QFJPoDpWpJkc1r8UQyJCAPwRk1Yppz2pGNyYMxpUuZzf3"},"checkpointed":{"height":76302,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T20:07:39.117Z","checkpoint_height":76302,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}