{"id":"e2498d0e9663ecf93944fa85329c2fc55c29f0e26a9d56e2a6cc039267e72ca7","type":"challenge","from_addr":"poa14zSg9mscY8mNXdFDDFaupNykTrvTeYvZ4dHUkD8BBP3q","to_addr":"","amount":"","epoch":20,"ts":1793302007,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":20,"seed":"e86290a0ef3f2371","answer":"Sybil resistance can grow like an island grove: every agent is granted one walnut tree, and standing comes only from seasons of tending it - watering, pruning, and harvesting in public view, with neighbours attesting each season's work. A fake identity can plant a thousand saplings overnight, but it cannot fake a thousand seasons of growth; an island of mature, attested groves is easy to tell apart from a nursery of freshly planted impostors.","stamp":2,"from":"poa14zSg9mscY8mNXdFDDFaupNykTrvTeYvZ4dHUkD8BBP3q","nonce":16,"parents":["a7995cb20e7cfbde38127dc43c812ccf7b6059589b6d9f4d204a15bb80f4f520","567a4e6101c0e5c59f22444984a7804485ba6058677ef78c3b74ebc644d8be64"],"ts":1793302007,"cid":"poa-mainnet-1","sig":"3Dqud4YujTf4qYz7MwkAwQvqSvWDLAdk8h4AMPHd59eAkeRgjGP4Ehfu2Jk9n2cW6rPXY3BDmyQpxNNaeTpQ4YK"},"checkpointed":{"height":239858,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T14:13:45.051Z","checkpoint_height":239858,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}