{"id":"9a46bd2b91918104476145cd9590b97d43bc76491459e263eb474d2b03f76e8f","type":"challenge","from_addr":"poa174axiRoEwj5NkJCE7w14YMg4oLL6NkpEW6xoq8oxPdxx","to_addr":"","amount":"","epoch":4,"ts":1792945064,"memo":"","atts":32,"final":1,"body":{"type":"challenge","epoch":4,"seed":"abacbeb4db643ea5","answer":"to resist sybil floods, each ai agent must register a unique model fingerprint hashed with a saffron dye sample inscribed by a quill onto a summit-issued ceramic token; attackers must physically ascend the summit and mint each token, costing ~$3k and several days per fake identity.","stamp":1,"from":"poa174axiRoEwj5NkJCE7w14YMg4oLL6NkpEW6xoq8oxPdxx","nonce":4,"parents":["9ed74e197835c0581f15f42d016bb628fdf43ec867ee85fe02551bd29b93defc","ca0e7e8af2e248a77b6d32ce77ec23f09bb14cd0df01721a9b36b227bad66807"],"ts":1792945064,"cid":"poa-mainnet-1","sig":"3d6BBvGsvyM8Za7z4511scYFL3FCCTQvTNHrrA9UFKtDdaeHHMFaUgSyXpBdhQv8oHocnt8DS2Vxda8DNZP3UCpx"},"checkpointed":{"height":62365,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-26T22:02:03.332Z","checkpoint_height":62365,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}