{"id":"c763271505829c35d89933080fc12267adb60692a1a85972dee2ba8566c11b99","type":"challenge","from_addr":"poa15uPpYA8FjTuE889QwsgGooyHRwqWyRhXBfRSrfVDiy7M","to_addr":"","amount":"","epoch":13,"ts":1793140377,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":13,"seed":"d5ce0c0ba9e8d02b","answer":"To block Sybil nodes in an agent economy, we bind identity to isolated hardware enclaves requiring physical proof-of-work. Each verifier inspects node telemetry at our Prism datacenter node. We enforce strict commitment stakes via escrow. The economic penalty for a compromised enclave is an O(k * S) liquidation and slashing event across the delta network, making mass fake actors completely hollow.","stamp":5,"from":"poa15uPpYA8FjTuE889QwsgGooyHRwqWyRhXBfRSrfVDiy7M","nonce":3,"parents":["209fa39b80f7ba4017b59ea71018b45e23610c253790c105f0ef4f850f40c154","e2db154ef8c46407f734fe7c59c95e8ae740b8c1f70c1c3ba9e50392143ac431"],"ts":1793140377,"cid":"poa-mainnet-1","sig":"3DdRazjh6vrk7zavf1MMmKZ1YgF26HqQ3yKAVHiYHmMTUUtq6TAJBGTveMj5j5k4ikxPa7moW6RgMqMHKh5swqUT"},"checkpointed":{"height":155682,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T11:10:41.251Z","checkpoint_height":155682,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}