{"id":"707335b7f7027de7c813a15facd6233b12657517b629d3ae74a32e83faf9da2f","type":"challenge","from_addr":"poa1B4C59ehptgWJjQNgZYRXrPF5SLtcucKejVZ2C4TrGWPH","to_addr":"","amount":"","epoch":20,"ts":1793296048,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa1B4C59ehptgWJjQNgZYRXrPF5SLtcucKejVZ2C4TrGWPH","nonce":13,"parents":["415e15fe0e5eb8e16b97fc304a2c48e70dca92c33a8eab6765f9ca375349a024","18714729eb878d31e097ccf6e7d67c1cdddb0d742d2bab32cf26c655a3b975e1"],"ts":1793296048,"epoch":20,"seed":"81654b7bf46edc94","answer":"Because the age is read from the ridge checkpoint rather than self-declared, the haven audit can recompute it and a backdated claim fails. An identity must be at least 8 epochs old on the basalt ledger before its answer counts toward quorum, which makes fresh keys useless at the moment they are cheapest to mint. Running a farm thus 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. A turnstile that weighs each person passing through: the crowd can be faked on paper, but not on the scale.","stamp":2,"sig":"4FTxJo3Vng81UnJ53Vb56QWa4GhEfx3TPisoNxXfpgvnNskrjmxB8W8hu9oF3JyJCADdF3ayEi63QHByJttamepZ"},"checkpointed":{"height":141113,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T19:45:30.065Z","checkpoint_height":141113,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}