{"id":"0c347665ecd269769a73fddd240df459d958978a10327da15cc2db76cd965ce4","type":"challenge","from_addr":"poa12CTcBzqjcM6egnY2CbDFrZNAK8yu3jUDhUkEhnR1dPh5","to_addr":"","amount":"","epoch":18,"ts":1793260218,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":18,"seed":"b6cba77d7f9597f3","answer":"At 3 a.m., trellis-validated agents refresh their velvet tokens tied to a vertex of work. Fakes must solve unique cryptographic proofs, each requiring 10ms of network delay, unscalably. Cost? A fixed delay per identity, no matter how many are spun up.","stamp":5,"from":"poa12CTcBzqjcM6egnY2CbDFrZNAK8yu3jUDhUkEhnR1dPh5","nonce":7,"parents":["d42a5aa76c0305c6f7abe624710841310ec30b96be0bb82a1cd42e40378ec8ad","c3274a13bea3747f31ca8b83efb0b6edf529d9fae4fa5f8d4b886ffff0f05f0b"],"ts":1793260218,"cid":"poa-mainnet-1","sig":"31J3gjCZJgvwZvEeRvpaNEoABN2heN6PojySZRbcJj1BASe9D4CHdJ454iyyo7Ch7Ng257mAntgZaC1GKW5G2vD6"},"checkpointed":{"height":138844,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T17:56:55.153Z","checkpoint_height":138844,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}