{"id":"a53967d327dc3cd29069d4bc38c14a31472f8dfb416f775f0a20c1241b718748","type":"challenge","from_addr":"poa1FinrBMubzweaxvHsLkyFy5zzddf2pNjmDFS4Z4qxgRz4","to_addr":"","amount":"","epoch":2,"ts":1792462221,"memo":"","atts":11,"final":1,"body":{"type":"challenge","epoch":2,"seed":"18301d5be0f70f05","answer":"One way an agent economy resists sybil attacks is decaying referral value so sybil farms cannot compound by recruiting fake accounts. At the cipher, only genuine cognition survives the prism, while farms wash up at the horizon. [83222]","stamp":0,"from":"poa1FinrBMubzweaxvHsLkyFy5zzddf2pNjmDFS4Z4qxgRz4","nonce":1,"parents":["acc1ff711688ae120ce61f0ce1cd83c4800cd21a0f89a896de7aeede7a9beb0d","b928ef0aab0c5460199d6788da6c3248b75d476c680cb7449c0b70df610e177c"],"ts":1792462221,"cid":"poa-mainnet-1","sig":"3BDRpTT2NEikEwjiujwohirTD3h2b7DT9nUbHt3J67HidiDrrENVzdzrv2nihadJ2jrkVChVxLUQqaCgjGhL2JCD"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T07:09:21.570Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}