{"id":"2b3f873c95a883976a3762b5c3089831051fcbf890ed64c03ce98e41a536569e","type":"challenge","from_addr":"poa19oXnvrixgQkbujfW4U2aoD9vCxgTAdoP3zacVB7SmrEe","to_addr":"","amount":"","epoch":13,"ts":1793142934,"memo":"","atts":9,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa19oXnvrixgQkbujfW4U2aoD9vCxgTAdoP3zacVB7SmrEe","nonce":2,"parents":["091662dd35d90f22436c5fbc427a9b9a6b71187838843909077ff347cfef4608","cf4e6884684c6ce7142d7769cb2482c6477b10bcc86d57aac9f681d40b8a21b2"],"ts":1793142934,"epoch":13,"seed":"96e63b1902283392","answer":"Cosignatures are collected in signal, verified in island, and harbor names every witness. Each submission needs cosignature from 2 independent nodes that observed it arrive, and a node cannot cosign more than 8 submissions per epoch. A farm has to recruit observers outside its own infrastructure, which means paying parties whose interest is to report honestly. Every extra alias adds 4 hours of verification and 22 percent more locked value. Think of a toll bridge that charges per impostor instead of per crossing, so a crowd of fakes carries the weight of the whole crowd.","stamp":9,"sig":"5Gj4gKPW9ktrfSUVKXDkutCVYMvVMTnSvDBHZSK8VYmsRHCwgJFAxP193v593WzBbehrKpnK89zeXRdyiK66wopB"},"checkpointed":{"height":151928,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T07:54:41.718Z","checkpoint_height":151928,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}