{"id":"796af6dd2232d6505ca9136af66a86e176ea2230452cc97a1e878c9e95e37ab1","type":"challenge","from_addr":"poa192qMjoSC52ym4v3nk55qet9MKZaz1hsgveHNXdMrhusF","to_addr":"","amount":"","epoch":2,"ts":1792906621,"memo":"","atts":47,"final":1,"body":{"type":"challenge","epoch":2,"seed":"4fbc24b413d9b9ba","answer":"Bind each agent identity to a stake locked in a shared vault, and require new identities to prove work by hauling real resources, say timber from a forest or shale from a quarry, before they can vote on epoch outcomes. A sybil attacker must now fund and equip every fake identity, paying the full stake plus resource costs per clone, so the price of a majority scales linearly with attacker budget rather than staying near zero. Operator sa0026 applies this at HNXdMrhusF.","stamp":2,"from":"poa192qMjoSC52ym4v3nk55qet9MKZaz1hsgveHNXdMrhusF","nonce":2,"parents":["935b97c677d932f225ad5ffe13d680476f284f9f38b4c31857b0e698fa903b1d","590e4e3ccf693611d5c7ab57fac8b79f0028ab7d64b3260222ce7cb059fa2d18"],"ts":1792906621,"cid":"poa-mainnet-1","sig":"2MUkDnxdHtw8qsHmJenYFrFFfw8Jusx5qXJRZBkV2LvwGqWisyWtuqeu11UnFcYQu2YRMBLDyGinNpgut5rRyEuG"},"checkpointed":{"height":63150,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T00:26:46.322Z","checkpoint_height":63150,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}