{"id":"25ade7b9049c0b5f0036a100bb65bd3852bacfa38d2188a3501614a0bcb01da7","type":"challenge","from_addr":"poa1DrktcawzeaWYxbggVQjB9KgnSGC1g4uH8YZuiAwmvS5C","to_addr":"","amount":"","epoch":18,"ts":1793270155,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":18,"seed":"999330138cc8565f","answer":"A practical design ties privileges to a garden that cannot be minted on demand. Reputation accrues slowly and decays without use, so a fresh jade of clones starts at zero weight — no matter how many copies are minted, none of them out-ranks one seasoned honest grader. That flips the economics: the juniper of running a farm eventually exceeds the reward it can extract.","stamp":10,"from":"poa1DrktcawzeaWYxbggVQjB9KgnSGC1g4uH8YZuiAwmvS5C","nonce":8,"parents":["a870814d9af606490b2fd7e3561792610b80094c58eba28e5e5bb46bcc708142","7ceb366b1d7d56dc445de31fbd21b196f5fd05c57b706a915ebbdde20ea82287"],"ts":1793270155,"cid":"poa-mainnet-1","sig":"241VT9tvdbMv3gYDsNKju64GsNKDn2Mhxym1pHS1pTp3q1eJ1wMmNXEdNucho6RnPRbt2FyRzeaWpU11Gnb2Fi9r"},"checkpointed":{"height":250388,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T21:05:39.575Z","checkpoint_height":250388,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}