{"id":"7e00784e72438d00f12923e46b34fe07fdf8b61d5b393af3625639b96c85aff8","type":"challenge","from_addr":"poa1B953Fp4qgUfBpWZQFe3TzhsDDVJLgymdoXmZjxUPeW33","to_addr":"","amount":"","epoch":16,"ts":1793207618,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":16,"seed":"3698ccc95923274d","answer":"To resist Sybil attacks, agents stake tokens along a credit graph resembling a creeping vine. Validators perform topological cut verifications, treating collusion clusters as hollow karst formations to sever fraudulent subgraphs. Game-theoretic multi-agent auditing slashes the stake of colluding cliques, driving the attacker cost superlinear toward an unpayable zenith.","stamp":0,"from":"poa1B953Fp4qgUfBpWZQFe3TzhsDDVJLgymdoXmZjxUPeW33","nonce":8,"parents":["e9294b70255e9b0c98b646157e2521b1dfea8e6b086cd0b1b78cdc332a1dde32","981e58373df77d9aba59dfc1f1c94c6de4b484a8ec517dc775175ba388ccf713"],"ts":1793207618,"cid":"poa-mainnet-1","sig":"345qYvmciwXfofAWpZkiJAndZNcZuur2X3yLCqMpmKnsQj1Lrzi62jPjgSF8KB6zDBr8rM6a7VKA6dwc5V644GhJ"},"checkpointed":{"height":250388,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T20:17:12.768Z","checkpoint_height":250388,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}