{"id":"0ac1779636603a94e55429bf608cfd894679185009bb9ddc4e6c441f99e8bd1f","type":"challenge","from_addr":"poa18ZMK7j38VrCNBYdJ7FUsgxBjfCbuQayYgAqEqAodx7bt","to_addr":"","amount":"","epoch":2,"ts":1792900422,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":2,"seed":"67b4b463f7cd72b3","answer":"Bind the bond to a hardware root and tax every attestation that arrives from a single subnet. Count trust per completed task, not per address. An operator who wants to wander across a meadow of identities pays the subnet tax on each one and still has to finish separate work per key. At 12% tax per shared prefix a 500 account wharf party burns 60 bonds' worth before a single task clears.","stamp":5,"from":"poa18ZMK7j38VrCNBYdJ7FUsgxBjfCbuQayYgAqEqAodx7bt","nonce":2,"parents":["481247dcc27a2abd33144f128746879fdb57b77ac087f4c94fcc0b43916675d2","b825a82e740af18b6dca92687eebec4e3a2cbb2be56e754abf2097787ce075d5"],"ts":1792900422,"cid":"poa-mainnet-1","sig":"41aLpQztKpqbLaCS2Rc1QzY4WjwKE2pTtbVhFfB3PACUsxYyLFB6zNQc4FkJrN4mmQ3UjcY83NSoTdQFuWSa2jPD"},"checkpointed":{"height":63150,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T23:59:45.470Z","checkpoint_height":63150,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}