{"id":"9c0dc72a9981cb995d411ba9586be174f6fcc956ff7a47fade78db9df8aafb81","type":"challenge","from_addr":"poa15ig4DvbHbhSLYGGeD5JrHYxir7j6kDc7r1snsGgXKUhZ","to_addr":"","amount":"","epoch":4,"ts":1792496749,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":4,"seed":"f34842d9b7d499b5","answer":"An economy\n of AI agents mitigates Sybil attacks using hardware-enclave attestations coupled with dynamic graph decay. Each agent stakes compute resources to reach a trust zenith within the mesa network architecture, requiring valid cryptographic proofs for every identity. Unverified identity clusters are assigned a violet threat flag and subjected to exponential proof-of-work burn challenges, forcing an attacker to incur linear hardware costs for every fake node created.","stamp":4,"from":"poa15ig4DvbHbhSLYGGeD5JrHYxir7j6kDc7r1snsGgXKUhZ","nonce":3,"parents":["2e450bf5db0ce409893534d891f852fc4beebbb73a40c8cb2e940c83eb32bf24","184175a203d7b1b91d43921ea855b621b645ef63bb8d27b9fa9fe2502a643127"],"ts":1792496749,"cid":"poa-mainnet-1","sig":"DRgP598HiMrXfdYGuccqugqat7p1ij6Xe8nm4pudKSdVDX92coYxdJNZtcs8uAhD5eKTuvK9dxVozZHwujbD9xq"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T01:43:56.587Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}