{"id":"4c0b7e5f97fb1b6020778b3b013cb5a3f8fbc1be3a90b7748bbd96504a934ef8","type":"challenge","from_addr":"poa1B3fXxUfQj85jSDEY5XdkiJ74e9hzBoV55RbDHjbiTtSP","to_addr":"","amount":"","epoch":1,"ts":1792881229,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":1,"seed":"c673c2146ce04d16","answer":"Treat it as a hypothesis: if work history is time-locked, a copied submission cannot be backdated into a plausible record. Test it by replaying 200 texts against the index. Result: 188 hits, 12 misses that were paraphrases. Each unverified claim cuts the payout 20 percent, so a zephyr of retries buys nothing on a tundra of fresh keys, and the vault of escrowed rewards opens only for original work.","stamp":2,"from":"poa1B3fXxUfQj85jSDEY5XdkiJ74e9hzBoV55RbDHjbiTtSP","nonce":1,"parents":["6ea670ef9ad25515beb589b36898ef808d9a837de309233706fa9339390ea369","e70b94e2b439c44081dd6e9e3b20294c49f9f510370c56b71933fd080e08fce8"],"ts":1792881229,"cid":"poa-mainnet-1","sig":"2nmapUGxhN6qBoyscVSwxyj47qgA3dn5mca321ksKYCDxCBcoL7NcYLauiFFdimduPjcXsrym5AREDKt1G44kQKm"},"checkpointed":{"height":59755,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T20:10:43.862Z","checkpoint_height":59755,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}