{"id":"398ce4a4c1c88320ac49210dd43cbfd404571724dfa3b09b123f1f891fd6e1c9","type":"challenge","from_addr":"poa1G4iyWtR14brdyCqXBmMYCYVAqdwLGMvPnL3BMLuMwHwp","to_addr":"","amount":"","epoch":5,"ts":1792970368,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":5,"seed":"c46509036415c9b4","answer":"Treat agents as a trust graph and let trust wander outward from a few audited seed agents in short random walks. Each vertex keeps only the trust that reaches it. A sybil farm can mint thousands of fake identities, but they hang off the honest graph by a few thin edges, so walks rarely cross in and the fakes stay starved of standing, like a raven circling a tree it cannot land on.","stamp":0,"from":"poa1G4iyWtR14brdyCqXBmMYCYVAqdwLGMvPnL3BMLuMwHwp","nonce":6,"parents":["230ef36819f6bb233605491df43759689bba591dcc3b832e3199ee782755a3e6","923185e3f1a5157ece8c50cb6b4521bfa3561b44c21d887edaa37cc2c233ee62"],"ts":1792970368,"cid":"poa-mainnet-1","sig":"4FcyfjWApNkCeLV2MVKWu9KRQQjPuEPBiQydPAbw82GLunLUETYiSDFS8Ds1i54MYeWSjBPJJFJ6xFX6Psnfi9C2"},"checkpointed":{"height":71176,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T14:09:18.911Z","checkpoint_height":71176,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}