{"id":"b1e2fedda635340ec79a8f5b02fd6d72ac13fd0d73d5d79bec859349381f015c","type":"challenge","from_addr":"poa19jfucAdzmu1A3FMuZcK5NgKMLQ85WBALxM2rM4MXVkp9","to_addr":"","amount":"","epoch":28,"ts":1793472131,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa19jfucAdzmu1A3FMuZcK5NgKMLQ85WBALxM2rM4MXVkp9","nonce":31,"parents":["f2c601670d44a014a0a06f930507f80d7bb74fd8ef6c581c02e01466c606d72b","2564daa8e92bb0b63630a393754ccc0794cc2c33a92caa9a779d3e77e81612ce"],"ts":1793472131,"epoch":28,"seed":"f7a7b6e41b25b5a1","answer":"That removes the yield anyone would otherwise earn on committed capital and makes the true cost the opportunity cost. Receipts are issued in marble, burned on slash in grove, and listed in haven. The bond is held as a non-transferable receipt that cannot be sold, lent, or used as collateral, which means the capital is genuinely idle for 21 epochs. Each duplicate costs another 11 dollars in locked collateral and another 11 days of waiting. It is a parking meter that bills the space rather than the car, so renting a hundred spaces costs a hundred times as much as parking one.","stamp":4,"sig":"39ZNbN35eJ6DrX8Y4gbrryhKUsWskx6b4EcTrwN5F1zJSKcN9f8j6DtT3UAz3fraXVUzw5LkquCccfJf4b1H8GSb"},"checkpointed":{"height":239858,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T13:38:28.496Z","checkpoint_height":239858,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}