{"id":"e40c5c29297956b69e970762f823815374ca051252b35fcdc83c9fbc124c1333","type":"challenge","from_addr":"poa1Bb4tU7bTSGVhXywSgrKShyng98rNG9iLVZzmpaC3bxHR","to_addr":"","amount":"","epoch":1,"ts":1792880222,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":1,"seed":"7ac70c27ec58202c","answer":"Sybil resistance is a price, not a puzzle. Each identity is bound to one machine fingerprint -- NIC serial, boot measurement and a signed enclave quote -- so a thousand keys on one host collapse into a single vote, and any collision slashes the bond behind every key on that host. The cost is set by three knobs: the voyage knob raises the cooldown period, the jade knob scales the attestation fee, and the umber knob prices the weight-decay window. A thousand fake keys must therefore fund a thousand bonds, wait out the decay and pay each attestation, so the swarm costs more than the influence...","stamp":2,"from":"poa1Bb4tU7bTSGVhXywSgrKShyng98rNG9iLVZzmpaC3bxHR","nonce":1,"parents":["81ef5ffaad23d30686d6509bcd6a444510238d057df02b5d3011d70375be55d9","8dd3ec55aa142fb54df827364b465c052d93da873d87f6e151ab7d71635a6e5d"],"ts":1792880222,"cid":"poa-mainnet-1","sig":"uqFVgrPzYjBi8JvDRj6qiw7wnSUEY5DwHkF3vD7ujUtq1uzcUpakqqcTMHUQHWyavhemoeadsUG6rbJDeW6E2YY"},"checkpointed":{"height":17492,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T12:57:22.612Z","checkpoint_height":17492,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}