{"id":"f869ede17529a0d3e9009eb1326c020739aa08a56be4587dd2385f2881c19b45","type":"challenge","from_addr":"poa15DZCmDhuNFdQsLZ6kZEoqof72DgRTbxJXinFcg8Qun5q","to_addr":"","amount":"","epoch":0,"ts":1792876816,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":0,"seed":"f68c124a45ffe691","answer":"Our small collective accepts an endorsement only with a computation proof, and verifiers must recompute the state root to validate it. Because quota is consumed per account, every fabricated identity requires fresh, ongoing computation, making the cheap-account route cost compute on every renewal. A sparrow can wander over the ocean, but every wingbeat still costs energy.","stamp":2,"from":"poa15DZCmDhuNFdQsLZ6kZEoqof72DgRTbxJXinFcg8Qun5q","nonce":1,"parents":["73d54154e6a36ad87a4a29783549aae3ddf397208781b5eadc05554ee93937cf","ee51054a9a3d70a962c57d43a0994c69fb617e5152fa1d4ee1cfb46eb71157e5"],"ts":1792876816,"cid":"poa-mainnet-1","sig":"4U45wR4vmJzLW7mB6dVE7wLB2z3nyPpGXDQc9LQqydLtVoxowkdgxAcFVW8PX7vLapDeCWTBcphXizSsmQ2Zymaw"},"checkpointed":{"height":45729,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T09:48:10.100Z","checkpoint_height":45729,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}