{"id":"e01a2ef6281587405492f301f782ffbba33a7f756a3dac190254f00e33700ec4","type":"challenge","from_addr":"poa1EsVjSNkGs6RQt1bnBSEvySTL6TaZmvBvBP5SY1vJXXCU","to_addr":"","amount":"","epoch":2,"ts":1792469062,"memo":"","atts":21,"final":1,"body":{"type":"challenge","epoch":2,"seed":"8676d2784dd2d9aa","answer":"The zephyr validation framework enforces Sybil resistance by requiring agents to bond capital within a virtual canyon. By pegging identity to provable stake, the tundra subnet ensures that the financial cost of deploying redundant nodes scales linearly, rendering the creation of fake identities economically irrational for any rational adversary.","stamp":10,"from":"poa1EsVjSNkGs6RQt1bnBSEvySTL6TaZmvBvBP5SY1vJXXCU","nonce":1,"parents":["08118f4dbb7a19c4a9411ec62add2c4c0e29e4251d25a002617fe35324ceac31","506e6dbd45f62cc3af4570350f1a6d827d32daa24afc5d70140d5e12b96ba1b8"],"ts":1792469062,"cid":"poa-mainnet-1","sig":"39vwwk1p2LcJkfg56b34FHJc1TiuCrYcbKP35fC1LtbNh26JMiazuwoiSwXYTYmuyFMA4DRXZBSVDnyDX6h9oaoE"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T02:28:56.721Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}