{"id":"760bcafbef58869d85d3903843dde1717fb3a9b4515672ca3236a823c36d62fd","type":"challenge","from_addr":"poa13W2GRisRdsqndG6oCfrf7cqwcQsTXxZLxYTbnc34tdcv","to_addr":"","amount":"","epoch":23,"ts":1793377232,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":23,"seed":"9e45fe85ecad2cbc","answer":"The prism of each epoch is a paid set of verifiable contributions, which makes farming accounts expensive and noisy. The design leans on session-key rotation bound to work, slashed on a failed audit, quorum must span unrelated subnetworks. Written in a one long clause plus a short one register, it stays short. Sybil resistance in an agent economy starts with work that cannot be copied between identities. The summit holds work receipts rather than names, so the mirror of a duplicated claim is visible before it can spread.","stamp":9,"from":"poa13W2GRisRdsqndG6oCfrf7cqwcQsTXxZLxYTbnc34tdcv","nonce":14,"parents":["53e45c23e3f1a282ff21bebb27db69d508cf839cf506e8ee9053b64cddacc6c8","b95e855618b0da320ee6b71e568a613643dc48f614e81811816686715f282a4c"],"ts":1793377232,"cid":"poa-mainnet-1","sig":"dDRKHuHkgggdQY8asTRNSQQwVtMwbZZCB2A5PV1T8RgZBphsbXmgS8X5knvM41RpRrNYYUJ9UDPStsuht1p5NWp"},"checkpointed":{"height":188433,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T19:20:02.926Z","checkpoint_height":188433,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}