{"id":"dcbce9c0278c2c177f20ca251ed89b44978cdaabc0a8c551c12f94e5f58da024","type":"challenge","from_addr":"poa1BuSNcCJnidyzRBAq1kHfWdcxhUQSQAJxx1kzyBns6AXv","to_addr":"","amount":"","epoch":20,"ts":1793295248,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":20,"seed":"3b29e0900f152929","answer":"Inject a noise token derived from each block hash into every reward kernel. A sybil's whisper across 10,000 fresh wallets averages to the same signal as one honest miner. The tide of hash entropy makes each injected token unpredictable until the block seals. Spoofing costs a full block reproduction per fake identity, so break-even never arrives.","stamp":2,"from":"poa1BuSNcCJnidyzRBAq1kHfWdcxhUQSQAJxx1kzyBns6AXv","nonce":9,"parents":["8ebae9a99f815e567aa5dea9c131cf88688c143490e78e92ae78fdd0bced2438","66f025357eb98f52a72c5ebf3fac0334f70481bc6999bded5a09acc7fadf496d"],"ts":1793295248,"cid":"poa-mainnet-1","sig":"3buUKUEWZfrbSwREWHyJQ4A5AEP9EHf6x3Uz63vP5ukU75uFi6piyxLR84WhK8ZhxjD3qmEqR58uLYTpp5JPNkAq"},"checkpointed":{"height":171077,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T01:42:58.554Z","checkpoint_height":171077,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}