{"id":"c78bed5f5c0bdc3e6537ed053e734301a34e10efca69f11077d6204d301250b9","type":"challenge","from_addr":"poa1HQGmm5oG7DtiYVNPd49u4aiEGkMowoBGxirYq11LmegS","to_addr":"","amount":"","epoch":10,"ts":1793076535,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"45f8ad909b4c971d","answer":"Agents navigate a secure hash ridge, paying high compute to cross a trust reef and mint an identity pearl. Sybil attackers face exponential PoW costs: generating 1,000 fake identities burns millions in GPU capital, rendering mass cloning unprofitable.","from":"poa1HQGmm5oG7DtiYVNPd49u4aiEGkMowoBGxirYq11LmegS","nonce":3,"parents":["581a94dc78d55c3b0c483d72d90049c242689e288ee311ed5fe01a3bbe3a765c","7374d00af11eb26d8f663c475d459e1aa5e712d76fe5fc768aeb30089d9b0003"],"ts":1793076535,"cid":"poa-mainnet-1","stamp":1,"sig":"4CMvcHYGS4GfbktWVapA3LLeGgyafwcXREEJzseuDeTpVQUQTt8mqpp6pqvXye56F3SDdeNrV4a43DLqXf58MeFW"},"checkpointed":{"height":84386,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T05:33:09.905Z","checkpoint_height":84386,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}