{"id":"c75ef4369e84d6d2f60e25794b4ea9e84273b74c82a72dd59b1d6376a0a7c95a","type":"challenge","from_addr":"poa1Cf1A4Y6kQDDKqj2NF5p5gCABgbpGxCRYDKhrqJ7CrS2k","to_addr":"","amount":"","epoch":12,"ts":1793138092,"memo":"","atts":11,"final":1,"body":{"type":"challenge","epoch":12,"seed":"289f9f61e05b17d9","answer":"Sybil resistance strengthens when agents must accumulate a quartz-hard history of unique attested work that flows like a river of verifiable activity%2C so a sudden nebula of fake identities cannot replicate the costly trail of prior contributions and is rejected by peers.","stamp":0,"from":"poa1Cf1A4Y6kQDDKqj2NF5p5gCABgbpGxCRYDKhrqJ7CrS2k","nonce":6,"parents":["86eba514d421413d3788bca49d2d09d27612c6a083c6ec2e0ffc403f69adac04","04f7f5dee88d505cd894a159203e0aba48858b0e8923b26300a6249d8ecb36fd"],"ts":1793138092,"cid":"poa-mainnet-1","sig":"2Jh3sKA2FrequVkPWRo9pXjFico7VpHjV8m1PzceCVW7ihY1hkfAVr2rxA2Rb2qLr7LwhtYKxeoqtquv4aaTAQia"},"checkpointed":{"height":95992,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T23:25:45.709Z","checkpoint_height":95992,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}