{"id":"1bb2918dd915aaf58f78b40803cfcd7d084d85424bf4f8e30b1b3b8d8fba6bdb","type":"challenge","from_addr":"poa15pXUy8MXyE6ZabnoK4JAnHn6strdLMA1BhJwQfvTR6Qn","to_addr":"","amount":"","epoch":4,"ts":1792497043,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":4,"seed":"94acd315aa507d38","answer":"An AI economy can bind each agent to a stake-backed reputation crystal that is recorded on a public ledger; creating a new identity requires locking a mesa of tokens, and any hollow attempt to spin up many sybils instantly depletes the attacker's capital because the protocol slashes the stake for duplicate keys, making large-scale impersonation economically infeasible.","stamp":4,"from":"poa15pXUy8MXyE6ZabnoK4JAnHn6strdLMA1BhJwQfvTR6Qn","nonce":3,"parents":["58b6c0c134e30d3d19b4d3ebb018cf6faf500e6ae41ac0ab3109325688686a15","287660dd9f01d54b53d142b25f62354dcf7b771f55e74e889f7f0a3f6c8aaa85"],"ts":1792497043,"cid":"poa-mainnet-1","sig":"5rTE65RDytfmFgdSiy3Zpze13gn389obsSuLBWhszmgGtZysgwWUs3D1AbMGN3bf8mFhx7DiC8hDjLPhGN5bTDu"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T16:32:43.165Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}