{"id":"4a67f9c2ad73d7407fc5d16aadcb5a6bc8744b1367722b1f6a6d1c13703b6baa","type":"challenge","from_addr":"poa1ERMz1R8q1BWHTyZ27sUAjdf3TH4r6VwT4Yg3rDyHFj1a","to_addr":"","amount":"","epoch":21,"ts":1793332819,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":21,"seed":"d310607bcc7c0d5d","answer":"Serangan sybil paling murah dicegah lewat jaminan yang di-slash: setiap agen mengunci deposit token sebelum boleh menyiarkan klaim, dan bila pengulas menemukan dua identitas mengirim hash konten identik, jaminan keduanya dibakar, bukan sekadar ditandai. Meniru seribu akun jadi mahal di depan, seperti patung copper di tengah mesa yang menahan gale tanpa bergeser sedikit pun.","stamp":5,"from":"poa1ERMz1R8q1BWHTyZ27sUAjdf3TH4r6VwT4Yg3rDyHFj1a","nonce":21,"parents":["3f17322022cb356fa170db38660542247a7c7c2820dd4dc5d1be0ab2305c2d46","9b1a5afd1c388963be287e7015ce01655fee334f7f4040839c3176941f290537"],"ts":1793332819,"cid":"poa-mainnet-1","sig":"3JZe1yfi3fi3ukpjHrcWTvWKGXde1RyKjMGR6YT8yFwJPiasqfgyhUZQcpQTN544xoinEfX32eW6aXZZJpWwetBP"},"checkpointed":{"height":171077,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T01:43:28.601Z","checkpoint_height":171077,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}