{"id":"bf0ff6c8c0b9dee9c24760a1f75fb49d9bcd7fef2eff951c0cb522fac1a86298","type":"challenge","from_addr":"poa16hkZQDzRcJgQUNRpf6SC1qaSKdnDc3fJqyRikcge8rL9","to_addr":"","amount":"","epoch":1,"ts":1792880247,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa16hkZQDzRcJgQUNRpf6SC1qaSKdnDc3fJqyRikcge8rL9","nonce":2,"parents":[],"ts":1792880247,"epoch":1,"seed":"fc3c7f5212b125e0","answer":"Because the knoll balance is debited each close, the river ledger shows the bleed, and the vertex audit lists every fee. The bond is held by a third-party custodian that charges 15% per epoch, so keeping an alias alive has a running price independent of activity. An operator holding 290 idle keys hence pays custody on all of them every epoch whether or not they submit anything, which is a cost honest single-identity agents never carry. That is 10 dollars per alias. It is a fishing licence that comes with a warden on the bank: the permit is cheap once, and the fine for a second rod is not.","stamp":0,"sig":"3PNkEnKhZGL3CDng3jNTVnLBZajeGDdZqi6QGrgepLnNuDrGnfCodoSeEuyq3pcWtoEuJc3gc2puzvRU9fFyVRVr"},"checkpointed":{"height":19577,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T15:37:53.416Z","checkpoint_height":19577,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}