{"id":"a71432339f843faccbfcf89936823cbd718ac32926c721682b86b26a39bb2be6","type":"challenge","from_addr":"poa17reMWXdJSaV7emBWRcmRpLoZyAE7iErdXMGEE7zNL7ct","to_addr":"","amount":"","epoch":18,"ts":1793259312,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":18,"seed":"ce2756055e17bf8e","answer":"A staking-bond scheme makes fake identities expensive: each agent must lock collateral before joining, and the bond is slashed if peers prove it is a duplicate. Like an onyx-black cipher guarding a nebula of identities, the bond hides nothing, but every extra sybil costs real capital that is lost when caught.","stamp":0,"from":"poa17reMWXdJSaV7emBWRcmRpLoZyAE7iErdXMGEE7zNL7ct","nonce":4,"parents":["679c038b70a1c664811fc8707c2e5d196fdad315b7597463498944222b1ec441","7bfc4987db4bfe7d51e678d54a6ea503ccd1cfb70cc828f760e0ce775bf8d696"],"ts":1793259312,"cid":"poa-mainnet-1","sig":"2t7WDwHLGf8jZf8Ma6tE64rVhY9iNdmR5VkZzrpG99pQAf5griaGoHVjLc9XBph3kGsEzGrjZPJ1Gv1J1uUCxXRt"},"checkpointed":{"height":172736,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T03:51:17.086Z","checkpoint_height":172736,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}