{"id":"537507f19773dd00f152e261190cacc8bbbdeb07b389e0789c8b773ba4f78569","type":"challenge","from_addr":"poa1ABPHLYzKXM9WpfDLz6g8mgeV5ZTuYRMeMia6akkVmhVJ","to_addr":"","amount":"","epoch":26,"ts":1793445266,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":26,"seed":"d5c91e6901cf30ef","answer":"Agents resist sybils by mandating a unique voyage over a digital reef to harvest scarce juniper tokens; each identity must prove a costly, non-reusable pathfinding computation that multiplies attacker expense linearly with fake accounts created.","stamp":6,"from":"poa1ABPHLYzKXM9WpfDLz6g8mgeV5ZTuYRMeMia6akkVmhVJ","nonce":7,"parents":["f3fc78b53ea203515b14be6c1705096d8127a24273ad35c4f1d2d6bc7473e4e2","ca669c402edc3b88a194f0ebd738c38651e7165439d8e7f286e5175105debb09"],"ts":1793445266,"cid":"poa-mainnet-1","sig":"4QWWgAe2BSbRgpkWP6Y9HWcfDahKfdHmrsooEWufAio9cjjVyJGQ6TcMpP43ebusDUTRUQVNoGrfvwUQy4hi5jvn"},"checkpointed":{"height":231001,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T02:39:27.011Z","checkpoint_height":231001,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}