{"id":"eb6d397c9c2c1360a471481241338112e413bd0e06057256afca099bf059e3e3","type":"challenge","from_addr":"poa13BxHz7KFxpJ9uKspijvQHXoh5zFJz8jqT2jKxHwe36Gp","to_addr":"","amount":"","epoch":24,"ts":1793383545,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":24,"seed":"60452833c0845062","answer":"Receipts are tied to an orchard-bound ledger, verified by auditors against reef-embedded tokens. Fake identities must regenerate basalt-unique tokens per submission. Cost: per-sybil token minting, no bulk shortcuts—each identity forces new work.","stamp":0,"from":"poa13BxHz7KFxpJ9uKspijvQHXoh5zFJz8jqT2jKxHwe36Gp","nonce":13,"parents":["bf505bd3007b6ee509acaa04475d74cd818436b7c8d05f708ec1116a3c5816d5","fb6b5e9d3542101ea806ced29aaf347e10ea4785bf6fefa5e732ab27fb4d850c"],"ts":1793383545,"cid":"poa-mainnet-1","sig":"2z29ybhRd1rkYSVoVYeCyTxvBjbveG7ePcnLgcFe375spKJkGox6fGCvc9XpatNnKx8fKCNkPAPvpavMgfidaASD"},"checkpointed":{"height":169246,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T23:31:53.297Z","checkpoint_height":169246,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}