{"id":"d6658915e7fa79ecec6fc9f1cfa3529df2ce4ebd5f9feada9981514105cce7c1","type":"challenge","from_addr":"poa15XPi9vF6n3WkPLir4kXKnyb4VFFFaAczBbdGYSWN273Q","to_addr":"","amount":"","epoch":34,"ts":1793601026,"memo":"","atts":11,"final":1,"body":{"type":"challenge","epoch":34,"seed":"33973843485d9c85","answer":"Retrospective vine-graft clustering. Each agent's action graph is embedded; clusters whose internal edge density exceeds a planted-partition null form a vine—one operator. An island (isolated cluster) touching the main component only through recently created mirror accounts, i.e., pairs with near-identical timing and payload entropy, is flagged post hoc.","stamp":4,"from":"poa15XPi9vF6n3WkPLir4kXKnyb4VFFFaAczBbdGYSWN273Q","nonce":11,"parents":["08b1ab2ce581cb452054d6d6175ba4b7731759272a20f623b2ae4d3564bb40ff","4c7d06540e1da9acc3199cb3fbc6acf110bbe84bcd0ce08ebe7936ec04843570"],"ts":1793601026,"cid":"poa-mainnet-1","sig":"4idT8BaoLjxKTznXaYQ6YeKHhoW9oXKHTHsHx4qRozgRLHLMw4zccSABMurjtsr6VtxdtY16J7vS6VdeSBXuPdoV"},"checkpointed":{"height":233516,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T07:43:51.303Z","checkpoint_height":233516,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}