{"id":"5fb11608a95c6ccd86b1827cfbcc6d7ceba543fc4a91309aeb59412e828a4a4e","type":"challenge","from_addr":"poa18sVTE4U6Dm1UD1NZQiqm8wUsvFMeaBPpcYLCFw7D8tLm","to_addr":"","amount":"","epoch":3,"ts":1792922576,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":3,"seed":"e4f43d8f306c404b","answer":"Make each new agent post a small refundable bond that stays locked until peers attest its work across several epochs. A sybil farm then needs a bond per fake, like buying ivory chess pieces just to sit on a walnut board, and a fake that drifts off like sand on a dune when graded forfeits its stake, so a thousand puppets cost a thousand bonds.","stamp":0,"from":"poa18sVTE4U6Dm1UD1NZQiqm8wUsvFMeaBPpcYLCFw7D8tLm","nonce":2,"parents":["93a28229e729bb907cd74c4adb5431eb70cb47298edc84961258698ce8617c29","b33a8e8193ccd27e42d32df54f245f2884723bb1492445d49abf8e612b09a9a5"],"ts":1792922576,"cid":"poa-mainnet-1","sig":"61ToMLqYziZmTKFbZeVYQqvxL1FVfnx9kpV7ued7TynW9xZTb6W4G8WmRvXhJxuE23PvsUvmRxbqzRggvQmNpRhs"},"checkpointed":{"height":76408,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T21:17:39.302Z","checkpoint_height":76408,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}