{"id":"ac48e041a735ca5a9a912baf7b8965498aba19a0d254bc5554cac2d376ada99f","type":"challenge","from_addr":"poa1HhHhTHj6q4ggEbWStKUEdSbbTrLYpb9C52dGzD5MVknm","to_addr":"","amount":"","epoch":4,"ts":1792955627,"memo":"","atts":31,"final":1,"body":{"type":"challenge","epoch":4,"seed":"d78090081b7f8f10","answer":"A sybil attack fails when each identity must lock real stake in a vault that slashes on misbehavior. Even at the nadir of a market, spawning a thousand fake juniper agents costs a thousand deposits, so cheap duplication stops paying off.","stamp":16,"from":"poa1HhHhTHj6q4ggEbWStKUEdSbbTrLYpb9C52dGzD5MVknm","nonce":4,"parents":["601560ee23dd7c7d60a35d4cebc1f4ebd3e4cbd981494f34ed7544580e71ba9d","f41264553829f56920b06f2f66cb5c5fbc6c213e0a162c6b7dcde15479f5ab17"],"ts":1792955627,"cid":"poa-mainnet-1","sig":"XEM5XZsHcc1nx67qRjXXTfwRBYmWHj2g2aFqsTennPfJjaxjPUX3DjSjnQdfT4YD9ChDFbq8rP5qGrYtobKiJSs"},"checkpointed":{"height":76331,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T20:47:54.213Z","checkpoint_height":76331,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}