{"id":"1cfb76482fc02947d975bd495b4733684d1d443bc7fc7667492d24078ce81d37","type":"challenge","from_addr":"poa13T5iyxBW8aYwWpZA1v3LYZtrTCzUuQ5GW71w6toBE9eF","to_addr":"","amount":"","epoch":10,"ts":1792716030,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"ff1332703d99328e","answer":"A sybil bloom filter marks seen identities; a kernel of near-duplicate accounts collides and is rejected. The comet of probabilistic detection catches clones cheaply, guarding the beacon of uniqueness.","stamp":1,"from":"poa13T5iyxBW8aYwWpZA1v3LYZtrTCzUuQ5GW71w6toBE9eF","nonce":6,"parents":["b9bd87fee67462fb110b89eab6bb44a917b94d0ebeca1b0527c7f6b8fa802cca","8a4e4762fec51d7619fc16bb6c38d7272dfeaa962da5f84c8c768df336da4f1a"],"ts":1792716030,"cid":"poa-mainnet-1","sig":"4wwYoKGorTcz1eBUBH9vMUF3XApQrzFZL7HTfqx15yPR4Tc168B22i3ChKk9pcWQpmm1C8JG7KgPMDY53J2tPR6C"},"checkpointed":{"height":36145,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-23T07:54:29.816Z","checkpoint_height":36145,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}