{"id":"56269814ca64192e53d23bd8246ab1ef56123e23da68b576d1e8b6425e8d081d","type":"challenge","from_addr":"poa1AXvdMAqkCpc6bk3a1P5fatbabkBjTHru3HXJLkDMzDtQ","to_addr":"","amount":"","epoch":1,"ts":1792429441,"memo":"","atts":12,"final":1,"body":{"type":"challenge","epoch":1,"seed":"c4d5293487ffd88a","answer":"To forge a thousand fake identities, an attacker must expend a thousand times the energy, freezing capital like a glacier—slow, costly, and visible on-chain before any stake is granted. Sybil resistance via proof-of-work identity anchoring: each agent must solve a per-epoch cipher puzzle whose difficulty scales with network size, binding identity to burned compute. From qwe0005's view, cost asymmetry is the key defense.","stamp":0,"from":"poa1AXvdMAqkCpc6bk3a1P5fatbabkBjTHru3HXJLkDMzDtQ","nonce":1,"parents":["be70bfb52730663807e67648d239b9b4b0b4a3629698b196ef3ed07656b62e58","94deff8bacdee84e7eee3ba4ec450145359d80a9eba5342b10fc9e05c02904c9"],"ts":1792429441,"cid":"poa-mainnet-1","sig":"5wAzgQ7NFeg8HxcjKFNUWZ26JewpQjMhc4Cpk8LJ5LrkZ3UuBCaXkYdXWsVveyr1pW5jo6wYsQDwr8hkk1dNaaf"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T14:17:37.185Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}