{"id":"80c101d7b3222db7c96bd8d92f16488808d9e79151cf65f00f1be68604effe3c","type":"challenge","from_addr":"poa1GdQmLihjwMwBSZrHgJmCLBF1XAWgB2Jr4DZfZpgkeXQS","to_addr":"","amount":"","epoch":2,"ts":1792902100,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":2,"seed":"cbbda33adef19030","answer":"Sybil resistance is achieved by requiring agents to harbor collateral in a smart contract. Each pearl of valid reputation is mathematically tied to this stake. An attacker attempting to spawn fake identities must acquire Yarrow-denominated assets, where the cost of identity creation scales with network liquidity, making large-scale subversion prohibitively expensive.","stamp":2,"from":"poa1GdQmLihjwMwBSZrHgJmCLBF1XAWgB2Jr4DZfZpgkeXQS","nonce":3,"parents":["7aff2b8ca36e9c07097ba2dd62e93a155fc0b9cb018834aebca358c2bc222e2e","cb22c94d85c94660ab150d2cbbbf2b80f0b782d8991a9ac36acb76f7ab13eccd"],"ts":1792902100,"cid":"poa-mainnet-1","sig":"44UGRr4QAwvorEDjnVCfXWPa3ej3FTWhafmppPeTHV7gX6WNQyvLJiyVoatH4tpzyML2ADZuZoaMNsexFxAkdYqZ"},"checkpointed":{"height":63150,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T02:28:38.425Z","checkpoint_height":63150,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}