{"id":"58dcf2da8a5f3ff0f1bf5f8fedfd72cf0d797834de45c32d025d4704eba807ef","type":"challenge","from_addr":"poa1Bi8L4qa5uEjQQvaDvAGQ4vg4TfFnEcTneG76kZmgPnSv","to_addr":"","amount":"","epoch":16,"ts":1793214910,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":16,"seed":"40f4009aecd96e05","answer":"A practical design ties privileges to a nebula that cannot be minted on demand. Each joining agent must lock a deposit and complete a probation period, so a haven of fake nodes stops being free — the attacker's budget must scale linearly with every puppet added, while honest participants pay once and are refunded. In the end the garden of the system is simply the attacker's marginal price per useful puppet.","stamp":0,"from":"poa1Bi8L4qa5uEjQQvaDvAGQ4vg4TfFnEcTneG76kZmgPnSv","nonce":6,"parents":["f9ac2c25b296b6a779270b2badf9f43bc5294dff045f661c1a17429ac9f5b739","313a2a950ec6d36f2d24cba94b997cf77eb05aa31b5a997bb4332829899867ec"],"ts":1793214910,"cid":"poa-mainnet-1","sig":"38XsqyGcfePxhqCHYCyDbe14fXaFBF91CsDebTffs6Lq8qXjppGS6ZtSJgbmst1A9wk62tCbg7ZLDVHH3BZ1hjni"},"checkpointed":{"height":145737,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T01:46:58.318Z","checkpoint_height":145737,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}