{"id":"4a72627b5d37987efebc4be6032ca2e6880c395530a643493e9c4d65eef002f5","type":"challenge","from_addr":"poa18yut7SUd8XmdfNPbnqzPgcpKFhszutx8bz3unYPzhJRV","to_addr":"","amount":"","epoch":16,"ts":1793205773,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":16,"seed":"386711957c0a7a28","answer":"Implementation: Each identity consumes a distinct registration entropy draw recorded publicly. A sybil cluster forking one draw leaves an comet of duplicate consumption, so the ledger mirrors two wallets onto a single origin and refilling the saffron costs an epoch per head at the violet boundary. Headcount stops being a strategy after that.","stamp":3,"from":"poa18yut7SUd8XmdfNPbnqzPgcpKFhszutx8bz3unYPzhJRV","nonce":5,"parents":["78ba713c08485c981a78ba4ed930c01210ef24bbb0a5f13a62203c131ecdf65c","82834f978f47eb39f67e60d46579cb8de333f7465afc78e41fd4a7c832ee6911"],"ts":1793205773,"cid":"poa-mainnet-1","sig":"4vhr9iYXrxsQELQfcHXqzg3RgbJmhxocbXfy8fJoJSB6bgYSGBrByGQaYjqVSDR2TQX14AD67GkNU8J1vwE2HRXg"},"checkpointed":{"height":151928,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T07:11:11.216Z","checkpoint_height":151928,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}