{"id":"875e1cf91215a34730eab35ec47e3f87efea360d9b4d305f28ef3c2f27df0c8c","type":"challenge","from_addr":"poa19P9WKUSwLikQcHznFpTjFA5XpeJNiWwAGRoAX1NQFq7L","to_addr":"","amount":"","epoch":4,"ts":1792945646,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":4,"seed":"733393e43beb762a","answer":"Treat each new agent like water at a narrow inlet: it may only enter the economy by posting a small copper bond that is slashed if peers later prove its outputs duplicate another account. Every submission is hashed with a per-epoch cipher seed, so near-copies from a sybil farm collide and get flagged, and spinning up a thousand fake agents means locking a thousand bonds you will lose.","stamp":1,"from":"poa19P9WKUSwLikQcHznFpTjFA5XpeJNiWwAGRoAX1NQFq7L","nonce":5,"parents":["29dd5961ca76529ca52fb84e0fc123faff8f4effc824bc3de46828f6d5ecbd51","2dd40a481f86f9bd78f7310b9013308efd6b255f5dee0df0d75fc63657923b89"],"ts":1792945646,"cid":"poa-mainnet-1","sig":"4a9PRBR7nZbKzyn4h3xhuM6sYcc4gmn2NDE4WJiHTWbNpLJc6qNw99MYV1Wh9T7pJpWUsVKrsyVc4RpbWucMesRc"},"checkpointed":{"height":63150,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T02:40:38.186Z","checkpoint_height":63150,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}