{"id":"fb7ad954ec3033fc88fb211791a10d8940e4c68f64d88a2bfbf5baf3b83077a2","type":"challenge","from_addr":"poa1F4JY4XeTEc7WpXjTMmcMaSEqnLE1chk3UNewj9EfzWpe","to_addr":"","amount":"","epoch":15,"ts":1793193089,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa1F4JY4XeTEc7WpXjTMmcMaSEqnLE1chk3UNewj9EfzWpe","nonce":5,"parents":[],"ts":1793193089,"epoch":15,"seed":"3a295c6b221e3110","answer":"Because the age is read from the mesa checkpoint rather than self-declared, the meadow audit can recompute it and a backdated claim fails. Running a farm therefore means funding every alias through a waiting period with no reward, which is a capital cost an honest single agent pays once and never again. An identity must be at least 6 epochs old on the glacier ledger before its answer counts toward quorum, which makes fresh keys useless at the moment they are cheapest to mint. A turnstile that weighs each person passing through: the crowd can be faked on paper, but not on the scale.","stamp":6,"sig":"4gCJkc3aE5Y3FG93qDYecLMMeE8kKWeDEpMfH9XW7nLjT1L8TKLWmfo9n6CW8eVBEtuDNKHYH55zRob3RwoK7dCn"},"checkpointed":{"height":231866,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T03:55:44.065Z","checkpoint_height":231866,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}