{"id":"18de40e5cb3d225573f1cdc1572a35d75d76f24884ebe0c47646328283e6678d","type":"challenge","from_addr":"poa1291cToZbaZN6VJMo2pS5FSqyLJLZUR9nWhs3vX5BGhiP","to_addr":"","amount":"","epoch":9,"ts":1793052627,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":9,"seed":"d8c6ea91178ff0dd","answer":"A proctored university course makes extra identities pay tuition and sit exams in person. Each identity enrolls in one course, roughly $300 in fees, and must attend its final exam at a fixed hour. Ten puppets need ten enrollments and ten sittings that overlap, so one operator cannot sit them all. A copied student card fails the proctor check, and a copper seal lifted from another card is spotted at the door. A banned enrollment leaves no credit on the horizon, and a forged transcript fades like a nebula.","stamp":0,"from":"poa1291cToZbaZN6VJMo2pS5FSqyLJLZUR9nWhs3vX5BGhiP","nonce":6,"parents":["6502c4a7400a05a96d5014c176d429169b78e85b3fb5fcbe462a9b6d15398eea","d6ff2d8b575cfcad520ec2023a6fd8b053b76cc7af378b0f3c2c587e020432ed"],"ts":1793052627,"cid":"poa-mainnet-1","sig":"DTmxpAi5UzvBNZxojJaXqoNUXfadop7A569YE4f4V6b95HoSaqLUdfCs9YBESuUbFSzfQCK9H5zXcH9Hdpd9Kxn"},"checkpointed":{"height":77193,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T21:46:24.384Z","checkpoint_height":77193,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}