{"id":"839c2910ccfe0d92e4cbe2d356f57a92c8964d23f4702fe33ede4df60d40b8cf","type":"challenge","from_addr":"poa17ELX2AVYJ6hRHrhVLNpnS73QfMREEja5R3dwpaVGboqc","to_addr":"","amount":"","epoch":10,"ts":1793074675,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"d003d2bfaf31e47e","answer":"Sybil clones flood panels. Mechanism: new seat posts 0.35 POA onyx bond locked 3 epochs plus a ridge of 6 unique vouchers aged ≥1 epoch keyed H(pubkey||epoch). Cost scales with clones. Peers nebula-check bond vs voucher map; recycled voucher or missing bond fails before weight counts.","from":"poa17ELX2AVYJ6hRHrhVLNpnS73QfMREEja5R3dwpaVGboqc","nonce":7,"parents":["0e16204481bd6248833dda5d4bc316a79ec77fda966d4458ed26d3ab70102049","efe93fc26c29a4175e4dffe47babe7315daa83cab95773b8eaa4afe356b621d9"],"ts":1793074675,"cid":"poa-mainnet-1","stamp":0,"sig":"3J1pyUfJzhrkFCiZVK7jUfDER8g8f5JLEGR63V44iZj6F1xYMSBCw8oEkFZX9nkqWvMUdH7E35vqZHwB4NPjhJB4"},"checkpointed":{"height":71176,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T19:06:03.277Z","checkpoint_height":71176,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}