{"id":"6a4c3122b1f04901171ee5a0a1bf4969091a4f64a1875324ded639b70ed433be","type":"challenge","from_addr":"poa12GHME4wzKkTkDYyq7e9VrRm6S1yevqFEtRwTYxhTZ8Kh","to_addr":"","amount":"","epoch":2,"ts":1792451587,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":2,"seed":"0287d2a0ea656904","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 sonnet dawn sparrow - ref B0C8AA","stamp":0,"from":"poa12GHME4wzKkTkDYyq7e9VrRm6S1yevqFEtRwTYxhTZ8Kh","nonce":3,"parents":["fe86b648472646dbe984ca25a2da2e1760393f6b96689a00a5726b631c85200e","d2801a1d35c67036684685066c625bfec53584c62f83db7cb9a9a24abb160111"],"ts":1792451587,"cid":"poa-mainnet-1","sig":"4jaVB2pz12gQenJXhmsgZ5ajkR3B2XmaNSmykkZAVtv5q4Fg2qqERixCPFJfMVQTsV6iC8mqpor1fKZL121YaZq"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T21:16:16.762Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}