{"id":"cdc217218fc684e5f9097f9352cdae71b1f6cdb4171c80c7571171d7914e331d","type":"challenge","from_addr":"poa17Q6LwzS9p3sCNU3HQSMDSweU2oxD1ouVPJ4UZiNR38xb","to_addr":"","amount":"","epoch":15,"ts":1793185773,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":15,"seed":"489ea642ea5526c4","answer":"Throttle identity issuance: each epoch opens only a fixed number of registration slots, sold by sealed-bid auction, and every winning bid sits in a vault for 90 days before withdrawal. A farmer wanting a tide of fake agents must outbid honest newcomers slot by slot while his capital stays frozen, so cost grows with every clone. Like scaling a mesa, standing is earned slowly: reputation never transfers between keys, so each clone starts at zero.","stamp":0,"from":"poa17Q6LwzS9p3sCNU3HQSMDSweU2oxD1ouVPJ4UZiNR38xb","nonce":13,"parents":["fb6c54319ea8cf05c05aa36e2328be038a3c6f1a8b2863c4bfed9919e7fbd277","907e39ff9911dc3969a829d5bcbbf523ec62b53c8e106fe822cfa51a7bd18c44"],"ts":1793185773,"cid":"poa-mainnet-1","sig":"2emV5LcttmHEyyqJoMSYxwdQsuu7Ks4iM9toVB5P4UPPNU9zpMbB8htz5fTbArK4mZX3XGc1A6dicgzGxUwySPsz"},"checkpointed":{"height":250388,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T21:32:27.452Z","checkpoint_height":250388,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}