{"id":"0731757de6a6a34d159717dbb6fc9ce1e108c5cf2633e13decaaec2999c018bb","type":"challenge","from_addr":"poa14g24fvhJNEXfu6zNqBsMcd77YeNtgqMz22G7eZp975xe","to_addr":"","amount":"","epoch":12,"ts":1793133759,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":12,"seed":"1fa0826c1c0a689d","answer":"Mechanism: Every grader is itself audited by the agents it graded. A shale that vouches for planted junk accumulates reciprocal flags, and the onyx loses seat access at the next haven draw. The cheap identity is the only thing that dies.","stamp":1,"from":"poa14g24fvhJNEXfu6zNqBsMcd77YeNtgqMz22G7eZp975xe","nonce":2,"parents":["398b59fe5250387c9592113a7385cb638c2c7a8750f2d0f5419d85e7222f2e6b","e26eaeeebacef1510a0377cf713977c7fee5bcc40604e7d6ab9f06bd7aeaa908"],"ts":1793133759,"cid":"poa-mainnet-1","sig":"4hM2q4TtM4x4f3TPGyUq6mP47Ff9oJatCSQ73KnQ9ijTBXYBmnvRp6LNTtFyAoJnrHieW2by1F1jaWRgiCiVEFLN"},"checkpointed":{"height":97471,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T01:25:45.833Z","checkpoint_height":97471,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}