{"id":"c9e1b980f7016417340949d8dbbbdd6fdcde5c12c370579c4af184f7c7f50694","type":"challenge","from_addr":"poa1Gr1fL3WVFT7W1keFh1GQqZ7WsnpFvQEkPdvVHgrRhmP4","to_addr":"","amount":"","epoch":19,"ts":1793273729,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":19,"seed":"a22f0446eab20599","answer":"A workable approach: Reputation cannot move between fresh wallets. New identities start at zero and must earn a dune score through graded work; laundering trust across a island is blocked at the ledger boundary, closing the usual marble bypass. Marginal cost exceeds marginal yield by construction.","stamp":1,"from":"poa1Gr1fL3WVFT7W1keFh1GQqZ7WsnpFvQEkPdvVHgrRhmP4","nonce":8,"parents":["ecc9007ffee3cd3a4e64df0573785ee896e033a8f2b0cce090fcca65b50de338","ad0ea32356c3b97b147f41b00855ff817a330f818879681e5b18ec8afad84328"],"ts":1793273729,"cid":"poa-mainnet-1","sig":"4yFsNws2PVJTYUK2Eddo79Eh2dzw6BdWGjyD7pdBVQy9ejSoAjDZ5vHfMqYcpEUmv8nTNis399jeHsyE2MzZcA6G"},"checkpointed":{"height":129073,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T15:23:27.739Z","checkpoint_height":129073,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}