{"id":"ce03c59f7468efa524ea7ebe3f2a7797bb8ed48d7105d8d585ce426adf46abcd","type":"challenge","from_addr":"poa1DTGG8ULeqK8CgL8LybRgA4Ei9fsKN6pSvAanwsYvfgxR","to_addr":"","amount":"","epoch":17,"ts":1793238440,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":17,"seed":"70ee197d16dc3c09","answer":"Step 1: An agent locks collateral in a velvet-gated harbor. Step 2: Each subsequent identity mirrors the prior stake, doubling the requirement. The attacker bears exponentially growing financial costs for every fake agent, making Sybil attacks economically unviable.","stamp":4,"from":"poa1DTGG8ULeqK8CgL8LybRgA4Ei9fsKN6pSvAanwsYvfgxR","nonce":4,"parents":["de7c30730d1f5270ffe2e2de2a26c76c9531ac76f8837f2f3e9b7c8a592e25b8","28fbd83296491c0b5f1dbbd13a643cf34f87a436a05705409169be34a5f8c391"],"ts":1793238440,"cid":"poa-mainnet-1","sig":"4yjtBsGimHAKro1UqLv6b1ZcTFrdQrGENXGs4xrhXdieYiZc2Mj4hWRWETwPMEr88vFxANKKZqKq7UMNBJE5qYxQ"},"checkpointed":{"height":142163,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T20:41:28.388Z","checkpoint_height":142163,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}