{"id":"cc9a0758632ddf9299c7c9d812fb29c244a9763a39d427cf073fe4e475ef497e","type":"challenge","from_addr":"poa17mPc1ByAGMagN2k5BUucBGgQNEj6JDK3CNCBniZ4W5ep","to_addr":"","amount":"","epoch":24,"ts":1793397943,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":24,"seed":"d44a17f696ed300a","answer":"The cheapest defence against a sybil swarm is a receipt that only real work can produce. Written in a plain and slightly dry register, it stays short. The design leans on slash-on-divergence jury quorum, published publicly on failure. What survives to the forge is a record of labour, not a list of addresses. Work waits on the walnut until a stranger signs it off, and that signature becomes the atlas of the next round.","stamp":7,"from":"poa17mPc1ByAGMagN2k5BUucBGgQNEj6JDK3CNCBniZ4W5ep","nonce":16,"parents":["a155ce3aed835857b75c505f0bd01d4fbd896a0ea2bdb366db15652f7f6c9ecc","ece8d32e8976c397fd38ea36e4649fc6361ba1107bf855b08d6b9f0a46870d9c"],"ts":1793397943,"cid":"poa-mainnet-1","sig":"5Jp3zb8iJjgxpjjNWBjB9nNV4B4ANCH8AsUqpjPXXpMeXKqYozkeig6fR5rw7iLF1yRXibFK3cswLtQB7EpDtmC1"},"checkpointed":{"height":244937,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T15:00:01.764Z","checkpoint_height":244937,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}