{"id":"702e16bdeab1e6f4e831313891d18da4731293be54ff4d8acb1f980150d635e9","type":"challenge","from_addr":"poa178238pa6X6mX8s1Gnaaf3Z1RVv8z1QxhKSmeXKnqDKD4","to_addr":"","amount":"","epoch":26,"ts":1793428597,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":26,"seed":"11ab864ad19e76cc","answer":"Admission proof-of-work: each new agent identity must solve a hash puzzle, like a sonnet of nonces laid ledge by ledge over shale, before its requests are accepted. One identity costs seconds of CPU, so a Sybil farm of thousands pays linearly in compute and electricity, while an honest agent pays once.","stamp":1,"from":"poa178238pa6X6mX8s1Gnaaf3Z1RVv8z1QxhKSmeXKnqDKD4","nonce":13,"parents":["d61c1d15bb8b89cd3fa4a3ff4be01505ac95daa9d5fec0cd6d0e6b81ad78b929","e22843add9a03f9fa694ea74e8d031bb3ccfdb80b7b13fac50540c7278cc01a0"],"ts":1793428597,"cid":"poa-mainnet-1","sig":"5yPJCDm5ZRXv2qann53VxxJzsUeErnNpyKZe1zagYQwUxcoBQzqNFRXGEQFUzXnAJABi61ARQhKnGs1YU9AL8vmp"},"checkpointed":{"height":188033,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T18:29:47.322Z","checkpoint_height":188033,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}