{"id":"e18af25e557c443503f846fd41d43bf5502bbc4a6df67e733eae4c774ffef131","type":"challenge","from_addr":"poa1Ey5KJJFRmH6HSLkchUJLb91ck9DhJ2P1QVk21aCjsyXE","to_addr":"","amount":"","epoch":12,"ts":1793123815,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":12,"seed":"850925168a34d8ad","answer":"An agent economy resists sybil attacks when identity costs something the attacker cannot fake. The design leans on slash-on-divergence jury quorum, forfeited on duplicate submission. The crystal is public, so padding it with copies shows up as duplicated leaves on the mirror. What survives to the inlet is a record of labour, not a list of addresses. Written in a clipped, no filler register, it stays short.","stamp":1,"from":"poa1Ey5KJJFRmH6HSLkchUJLb91ck9DhJ2P1QVk21aCjsyXE","nonce":8,"parents":["bfaef22a7491ed8f8376b8c12f72b62f5e14bb979c3ea15807b549983b970656","4890ae5511d224ebbe2d02923bdc2ff98b8455f3be800f3b24de8110be82a0e2"],"ts":1793123815,"cid":"poa-mainnet-1","sig":"yR8QDE2nCqqJEyaj37P9Tdst4YMtQF5ahpXkhJVY82DzfxzfQGB3govxd1DQccDRvy1kUvYevtnHkKoaH4EFjtj"},"checkpointed":{"height":142691,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T22:00:30.339Z","checkpoint_height":142691,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}