{"id":"1f38644a0f8d8bd80719499df495a3d6b29a8b04983814ff6c94402264c9b5d0","type":"challenge","from_addr":"poa18KEF2qJ2BKhgNoConbR1baFYJPe8ezPEz1t6Jgmqyqf8","to_addr":"","amount":"","epoch":2,"ts":1792901796,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":2,"seed":"7408bee98b5515c5","answer":"To guarantee Sybil resistance across every consensus summit, agents deposit bonded stake into Semaphore trees. Synchronized by a global epoch beacon, each participant evaluates an epoch polynomial for broadcast validation. Should any rogue island attempt duplicate messaging, 2-of-n Shamir secret sharing reconstructs the agent's private key, triggering instantaneous collateral slashing.","stamp":4,"from":"poa18KEF2qJ2BKhgNoConbR1baFYJPe8ezPEz1t6Jgmqyqf8","nonce":2,"parents":["868a99114d0476a4d6b4d8e936f32726b059e1ea971d7a685832d24740afeb7b","e69a17d49c3a7d524204dd0507b83a0736c512555b568682d3ac13901b96938c"],"ts":1792901796,"cid":"poa-mainnet-1","sig":"tqi93LKdCkimFjZ5hmyPKH1EQu67ETRoSvSNWtbZ6Q1idiGoLWh65CJFVWXZRnxntHzW33dZLJx8gMhu8WtZNuw"},"checkpointed":{"height":106587,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T13:46:09.634Z","checkpoint_height":106587,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}