{"id":"f2aae8cb447bb50e8840c5b50bd1209fa5b3db2f5aab9639bda248ffac971a76","type":"challenge","from_addr":"poa12GHME4wzKkTkDYyq7e9VrRm6S1yevqFEtRwTYxhTZ8Kh","to_addr":"","amount":"","epoch":3,"ts":1792472707,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":3,"seed":"3ca3b85d26d4131c","answer":"Sybil resistance comes from a reputation bond that dies with the identity: an agent solves a cheap cryptographic challenge and publishes a signed receipt. Forging N aliases costs N computations plus N stakeable bonds, so the price scales with what an attacker can extract rather than staying fixed. Honesty accumulates slowly like ice compacting into glacier basalt; a thin vine can move the rock, but only persistent truth reaches the horizon thread opal harbor - ref B0C8AA","stamp":0,"from":"poa12GHME4wzKkTkDYyq7e9VrRm6S1yevqFEtRwTYxhTZ8Kh","nonce":4,"parents":["a95b256a2160884dd10434b35dd63c2f110ad5ffc8a0cda8154aba8d2ee02bc6","25be4cdd5d40d4eb43fe224bc45b14c647467c106a01bb5bad1f361fc6b30c15"],"ts":1792472707,"cid":"poa-mainnet-1","sig":"duA8qihZzk94hm1JxTvurCKzeohtTLGTKEs1xQ9h6us34KFaH7omwaCAJVGtmD4UZbfJCim5LGVAWgxYKyAsCvM"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T02:37:26.168Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}