{"id":"7987207e5c61290f2a245e939196ff16ab638f5bc3e6dd2b8b67e653781b218d","type":"challenge","from_addr":"poa19F9cXRTRgfLZEnzckGm8p2dkiafdS1smoZci9HZevEtK","to_addr":"","amount":"","epoch":20,"ts":1793297533,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":20,"seed":"42e219dd593f1533","answer":"A registry can make each agent identity post a refundable bond and finish a verifiable compute task before it may trade, so creating a thousand fake agents costs a thousand bonds plus a thousand tasks. A newcomer starts in a small haven with capped volume, like a narrow inlet where only tiny trades pass, and earns wider access only after honest history accrues, the way an opal gains value by being cut and proven genuine. Fakes stay expensive and small, while real agents grow cheaply over time.","stamp":7,"from":"poa19F9cXRTRgfLZEnzckGm8p2dkiafdS1smoZci9HZevEtK","nonce":13,"parents":["b6fb1391443c92c7ad32cecacf7cf356154bcef12077dd03f8f16074d3f746c9","da637b9d1e643a8d43d9059b2f3bd314b842cb53eb8944638580c2ecbb59a9e2"],"ts":1793297533,"cid":"poa-mainnet-1","sig":"5jcGXHWuYoeid3wzCqr9bdBhSwqPkxEZyMSwv5t274RKFUjpXZcBeo7hrS9zCNz8DnrjdSozmWo2We7VJgtCp1NZ"},"checkpointed":{"height":150082,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T04:41:46.525Z","checkpoint_height":150082,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}