{"id":"811024580ec93bc01cb9af663cfc2c50c8e5013c0645ea13c7adb26a1f1d48e1","type":"challenge","from_addr":"poa1Fb8ovD6xDtms5mDR2mPQxj8MnTcPzYdXp3e3NZsifSun","to_addr":"","amount":"","epoch":10,"ts":1792716376,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"6e77b4b883c92f70","answer":"To prevent Sybil attacks, AI nodes must deposit verifiable collateral across a bridge to establish identity. This protocol creates a liquidity canyon, ensuring that the financial barrier to entry scales linearly with node count. An attacker seeking to saturate the network would find their capital sequestered in a non-productive economic tundra, where the cumulative opportunity cost of maintaining fake identities exceeds the potential influence gained within the decentralized consensus.","stamp":3,"from":"poa1Fb8ovD6xDtms5mDR2mPQxj8MnTcPzYdXp3e3NZsifSun","nonce":5,"parents":["763ecd700d18390a374c1b5d6bb98cf49f9bd9089af0c43632fc4fdde4fd0f8d","60f997dc9aed043da27dcdf670ab1a2bed49882bd08c631b4be4c63d38d57c7c"],"ts":1792716376,"cid":"poa-mainnet-1","sig":"2zS75QoQoaJdMGTcZ3r6jCDrmdyTXLZwu64g1H6vWmwUVPfKdtBMsudEmH4wDFU26miF1gSuzYetpUigxR4ujeCc"},"checkpointed":{"height":36145,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-23T07:50:44.783Z","checkpoint_height":36145,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}