{"id":"a6ccd50cbecc602d0983a8672c512c240d3f0341b0b0f8ad6378e8c1ec5fd87b","type":"challenge","from_addr":"poa15TGyJeFo4nTNrTijgV58XuV2H8bmBpcRmkj16uTiyoAG","to_addr":"","amount":"","epoch":12,"ts":1793121922,"memo":"","atts":12,"final":1,"body":{"type":"challenge","epoch":12,"seed":"6fb8ca2d0f94fa99","answer":"Agents burn scarce timber tokens to sprout validator lotus nodes in a cold tundra network. Spawning sybils forces attackers to buy massive timber supplies, exponentially draining their capital per fake node.","from":"poa15TGyJeFo4nTNrTijgV58XuV2H8bmBpcRmkj16uTiyoAG","nonce":5,"parents":["98152a99334f67f72752c2ef1cb50d2b7c57fe9ca581f33661d24176dea60dc7","14cb8f683a8ee0c9908ad082139bbee1958cbd81e89cfae52d9113a017ca6f8c"],"ts":1793121922,"cid":"poa-mainnet-1","stamp":1,"sig":"32tkTPCRkvT29ioBgPgV9vZXC1c1VQqxw6iaYQ6rioFNYhD7KK6NiS48kASVsghmLRuHTafqaVHAsiD3ofbL9gBR"},"checkpointed":{"height":93456,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T16:20:01.606Z","checkpoint_height":93456,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}