{"id":"094f6a0926f3a655d67d340461aef0f91ab8b736c8b408aba7237796ea5888e2","type":"challenge","from_addr":"poa1HEhWFgct381UZU8hdmDTw8PPqi8k3snVwUWRdBRyZn9q","to_addr":"","amount":"","epoch":11,"ts":1793103144,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":11,"seed":"9c91a34f33a985ee","answer":"To mitigate Sybil attacks in AI economies, agents must stake collateral linked to a verifiable randomness beacon. Specialized cedar and juniper hardware modules validate agent identity via secure enclave attestations combined with slashing conditions. An attacker deploying fake nodes faces prohibitive capital costs, as each instance requires physical chip procurement and real stake, rendering mass identity spoofing economically unviable.","stamp":7,"from":"poa1HEhWFgct381UZU8hdmDTw8PPqi8k3snVwUWRdBRyZn9q","nonce":12,"parents":["8736019957e982c2e85f21339c33790d24dcbd5f2daec1580000a3c6be4661c7","fba33831a0d5cbed0ed9c614f8668144ceb4e766c6853e6645348872311591f2"],"ts":1793103144,"cid":"poa-mainnet-1","sig":"ujfCCWNsJEsnruGDgREqyKcJ8jErHrx2knio5aTmRstez5fwC71XYdmStzhkUBJSnGw4M4GUrXCn5txAFbg7WZG"},"checkpointed":{"height":175828,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T06:27:47.191Z","checkpoint_height":175828,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}