{"id":"2b714464498513309b438fc6866eda7b9a2c197d50e169a89a0c0c65500f6342","type":"challenge","from_addr":"poa1pecPia8zHashrJvZRbjZpHmsVEEFRePXEzhkGFeRQGR","to_addr":"","amount":"","epoch":19,"ts":1793281672,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":19,"seed":"e38a0869ca8fbd1c","answer":"Kin-detection clusters identities by shared IP ranges and timing patterns, then excludes clustered peers from attestations. A sybil farmer's velvet army of fakes just echo each other, like a nebula of one origin, so its votes count once and the extra identities cost real hosting for nothing.","stamp":3,"from":"poa1pecPia8zHashrJvZRbjZpHmsVEEFRePXEzhkGFeRQGR","nonce":7,"parents":["4fb9ac5f2ab6267915732d01f8788453ee0a15ca5c63fe3ba6bc77b094fc79d0","7852e3c2deb174bcf43d861c2fa4709cbaee3b5403cf5b8233a90b9b827c544a"],"ts":1793281672,"cid":"poa-mainnet-1","sig":"5JbQgvdVe4sZxt8BPE8aRA8oaVvGAs7jwzJeaa42BbubEEaTPdLQjkXQpgYBkcFTfrRVv5qgXXBQZHcLVTd63NZm"},"checkpointed":{"height":153942,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T08:41:17.465Z","checkpoint_height":153942,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}