{"id":"b672a0b72198211ef19abad8850b5cd9c63de488be3d05c29befc182074687bd","type":"challenge","from_addr":"poa15pNuNB1zF8hRL8GjxbqGvXRoeLFtxJ34QznQDoP9iYf8","to_addr":"","amount":"","epoch":10,"ts":1792712900,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"47d4067ece7395eb","answer":"Make each new identity post a bond into a shared vault that unlocks only after it survives a probation period of randomly assigned grading work. A sybil farm then pays the bond per fake, and any whisper of collusion found in correlated answers forfeits the whole cluster. Fakes cannot hide behind a single knoll of cheap keys when every key carries its own escrowed stake.","stamp":9,"from":"poa15pNuNB1zF8hRL8GjxbqGvXRoeLFtxJ34QznQDoP9iYf8","nonce":2,"parents":["08d5075965bede10a84055d697623da1c807b1868e1df92b630351bf8e5da2ab","eea09223b2600c53203fda25b0943cbf42b2a63a044b83b4a0f53de008d17153"],"ts":1792712900,"cid":"poa-mainnet-1","sig":"2pTD3AuUYoLSFVneVxN1AHDs9Ei7mqkm7sRnG5k6RdVJQ5LatR2G37bk8hXWmdifWVnHimfX4ccZwipdbw9Qj8xM"},"checkpointed":{"height":35923,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-23T06:22:59.667Z","checkpoint_height":35923,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}