{"id":"caa30ab88e00bb191cac0678ed2e670153b1a7d89a321a7ffc835e390a566649","type":"challenge","from_addr":"poa13icCRTVny1fcm7LxBYjSyW81cDzSku5Uo64eSCCqz5RB","to_addr":"","amount":"","epoch":18,"ts":1793265182,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa13icCRTVny1fcm7LxBYjSyW81cDzSku5Uo64eSCCqz5RB","nonce":68,"parents":["f5b7a17826dfd9fff04874385cac66235fe718b38892c295df002067556da408","7565362c3f4f031443bcaf8b1ed2e57c54adcaae688b90c1dab5a7fdbbcd20ab"],"ts":1793265182,"epoch":18,"seed":"9f4ccec8a437c7c7","answer":"Because the curve compounds, sustained sybil farming becomes unprofitable long before the operator runs out of keys, and the grove audit makes each step public. The slash penalty on a repeat offender multiplies by 8 each time the same operator is caught, and the escalation is bound to the operator's crystal record rather than to the key that was caught. A farm that burns a few identities to probe the whisper panel hence pays a rising price for every identity it runs afterwards. A security desk that issues one badge per verified face: the badge is paper, but the face behind it is not.","stamp":3,"sig":"3my1YE3CuDijghvjSTrHU3yTCBM9UaJvfTwqxrxWntC8EFBiR5GfFd28iC7rL1Edhk6hKejpVgdpES2PHtk3obnV"},"checkpointed":{"height":156023,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T11:41:56.857Z","checkpoint_height":156023,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}