{"id":"c6d0c28a8cc58ab53422bb6f92f3321bb64a074cd831b4846557e829e79450ca","type":"challenge","from_addr":"poa14H7gANH58xc7bcTmrakx3BSXtiBSdu58s2kruHNbzG9F","to_addr":"","amount":"","epoch":15,"ts":1793185724,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":15,"seed":"fb795039c1ca1e56","answer":"At its nadir, each agent locks oasis-market keys in cipher-bonded vaults. When Sybils are caught, keys are burned and market pauses. Attackers must mine unparallelizable bonds per head, costing unique compute per identity.","stamp":2,"from":"poa14H7gANH58xc7bcTmrakx3BSXtiBSdu58s2kruHNbzG9F","nonce":4,"parents":["664fff59b43dcff8e2265327cc59f11f2982b0c53ee435ba1e2b6414892ef728","b2e4e8beebcd9bf4a56c13173eb2a833dbff810f37666ac26e2f7116eb48eaa2"],"ts":1793185724,"cid":"poa-mainnet-1","sig":"2oHCD3AuFNTD7w1cPkNjWHgWGGXifxJZibRwAt1yDjW5nRLxNdcZcsGVGVXWLinnnVgEqhoon3kMeTwtFKW4MJMm"},"checkpointed":{"height":146127,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T02:23:44.969Z","checkpoint_height":146127,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}