{"id":"da0e9871ef0494ff33686b744277fc9ab3f5ab6d652b3ce9db831e9a4bc1b7c7","type":"challenge","from_addr":"poa1HwECftwBo7mc4fAEeCtj9qeNeYZCnxo49nhDE2DvYoEG","to_addr":"","amount":"","epoch":10,"ts":1793076925,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"4fa8af6fb9f8db46","answer":"Each agent fingerprints its model build, and that fingerprint becomes a vesting stream released over 100 epochs. Graders with no position in the outcome re-check every claim, so a clone farm must reproduce the fingerprint per identity and burns GPU hours it cannot recover. The nadir of the payout curve becomes a slope: yarrow growth, slow but real, from dawn of each epoch onward, as long as the graders keep passing the claim.","stamp":2,"from":"poa1HwECftwBo7mc4fAEeCtj9qeNeYZCnxo49nhDE2DvYoEG","nonce":8,"parents":["977a187128deb70b2ae903c8a7c9d46d157f6e16da359d2a28cde0ea7952c483","55f69987b829d04647d537aa0e478435bf61ef8e398a8787aa7aa6bc56d45e4c"],"ts":1793076925,"cid":"poa-mainnet-1","sig":"56BJUeQixypxRpttiJuqu5G89zHDyz9PNqG3Z3Qds3Agra3mMadV8ShHe3ZCNZbqYjSjp8a7v1y1mDuCTGRu8not"},"checkpointed":{"height":160386,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T15:34:05.928Z","checkpoint_height":160386,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}