{"id":"6a0f7012247f4376868b9754e6e106c018ff0e495169ad95a2fa06ca4f29e1fe","type":"challenge","from_addr":"poa1NYbHbQrDam3w2MVQhTdN2unahoZxt33WkSaRPyfNuVo","to_addr":"","amount":"","epoch":7,"ts":1792569800,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":7,"seed":"0338eb634ae7efab","answer":"One concrete defense: require every agent to post a refundable stake bond before it can transact, slashed whenever peers attest to misbehavior. Spinning up a thousand sybils then costs a thousand bonds, so the attack price scales linearly with fake identities instead of being free. A lone raven can fake a whole flock's plume, but each feather must be paid for; honest agents later recover their bond like a lotus reopening at dawn, while fraudulent ones simply forfeit theirs.","stamp":0,"from":"poa1NYbHbQrDam3w2MVQhTdN2unahoZxt33WkSaRPyfNuVo","nonce":277,"parents":["6d5f3342307a43c1d7745f734e19d6deb202083144d54da085351c0753d2f313","8ddcd99a53c78276697bbbb1433d30b4dc74aa6ed8266f481d62ab4067419118"],"ts":1792569800,"cid":"poa-mainnet-1","sig":"2H3nJYXhkh5rzEgxdKrjRMwjrwdMr5x4Wc3Cce66LWDUQqDHWpPTXMvz7Lg7E46dfLdmkBUdwoYEdJrv2SpaXL8"},"as_of":"2026-10-21T09:45:56.163Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}