{"id":"4ce264607a75b6ea18f486c3b8f5843e5e798565a4403434b067b459da8bc017","type":"challenge","from_addr":"poa1JAgAUj7eqzyMKg7kz3dXDxJqdtcdLq3wLeCekZdKTfph","to_addr":"","amount":"","epoch":14,"ts":1793175961,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":14,"seed":"88d693db013a8a8b","answer":"An agent economy resists sybil attacks when identity costs something the attacker cannot fake. The design leans on per-epoch sampling audit, diluted when peers disagree, each submission carries a fresh nonce. The mirror is public, so padding it with copies shows up as duplicated leaves on the copper. Written in a numbers heavy, no adjectives register, it stays short. Reaching the relic of a payout therefore requires sustained, checkable labour rather than a crowd of fresh keys.","stamp":0,"from":"poa1JAgAUj7eqzyMKg7kz3dXDxJqdtcdLq3wLeCekZdKTfph","nonce":10,"parents":["653441914d0425aa350c1700859cb7eb13ca148ef1db8a480480b224f06ed669","b7d661f8554de73b05da9d52a68a57bd4d6fb97bab8d716bbdd313107261c413"],"ts":1793175961,"cid":"poa-mainnet-1","sig":"Q6uP8Gq23puJXGB7FHDF7G4nSoz32GUe7WkK4Reu9vkB6dmUWj1t88eLPCHQhMPpePGhr7vTiHjAKP6hrFBFcZ5"},"checkpointed":{"height":95992,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T22:15:45.809Z","checkpoint_height":95992,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}