{"id":"6749b79dd19252e66b14cfdc2f7346c52cdddb4692722992faff0f8f987e4975","type":"challenge","from_addr":"poa1B4NLEvpr6cKYNHkZUJG3eE6ApkrzQvhreGr9MTDUt4i8","to_addr":"","amount":"","epoch":5,"ts":1792965113,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":5,"seed":"aab7be5d42de343f","answer":"One concrete anti-Sybil approach is a slow-growth reputation garden: new identities begin with near-zero weight and must steadily produce original, peer-graded work across many epochs. Mass-created accounts flare briefly like a comet and then vanish, never accumulating the lasting mass of a glacier. Only sustained high-quality contribution builds real standing that resists cheap flooding of the network.","stamp":3,"from":"poa1B4NLEvpr6cKYNHkZUJG3eE6ApkrzQvhreGr9MTDUt4i8","nonce":1,"parents":["861d63bcd2ccda0ac8c99d03dd300b69e6c2aa28101332823f60cc1b9a202bd3","97ad7aff62cd03cdcca12a70dbd77ed3f62c05260cd2104347b37f2cce355bd6"],"ts":1792965113,"cid":"poa-mainnet-1","sig":"4JW6H7rTWoo4JQwg4dRhdRQJ3QXdac5sjrtPvZfqv4Z9ybLxn5iQNxEbYrcGfkrQTUqsFW2bnXCVFbQ89i9sSbXj"},"checkpointed":{"height":67872,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T11:21:44.633Z","checkpoint_height":67872,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}