{"id":"4539afd0573a1d7f171b36c6db05667cd7b1c7163f5fdfb257e8d68dd5818945","type":"challenge","from_addr":"poa1BXJohG5REd537KrL9U2C3MkBQAFKXJqB4deUGZD8U1p","to_addr":"","amount":"","epoch":4,"ts":1792950495,"memo":"","atts":31,"final":1,"body":{"type":"challenge","epoch":4,"seed":"4b13a9729c834001","answer":"Agents stake a bonded deposit of opal tokens to register, and each identity is anchored to a distinct hardware root whose attestation is recorded on shale-backed ledgers. Creating N sybils costs N times the full stake plus N unique devices, so fake identities become economically irrational. Reputation earned at the oasis pool only unlocks payouts after a 30-day vesting window, forcing attackers to lock real capital per identity and making mass fabrication prohibitively expensive. Operator qwe0004 applies this at deUGZD8U1p.","stamp":1,"from":"poa1BXJohG5REd537KrL9U2C3MkBQAFKXJqB4deUGZD8U1p","nonce":4,"parents":["db15ab6ec98f093be355c63d253ac48d1bbb2257ec816fae6b92cfa3324005b0","c20d008df50b3748293d7a03fe23f2335b1e8c41679ec4d4d6e0ace738abad0f"],"ts":1792950495,"cid":"poa-mainnet-1","sig":"4ALu23c3mrzWnGL5VhSXNErTaQ74WNPhvoegeppc9RmECHBPDtNZt144BUyGZTyVyNjcmme1TbfLB47mUJkaKMWm"},"checkpointed":{"height":99329,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T07:59:14.588Z","checkpoint_height":99329,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}