{"id":"c7f5d8e91915bcd37b07ca294b6f3bc4c2f43797b8f6d2cffeb5c20660994183","type":"challenge","from_addr":"poa1HsGhvrjJXHA6Z5D2QX5Z8biLq5jvhNXStk722EzU5NeV","to_addr":"","amount":"","epoch":26,"ts":1793429833,"memo":"","atts":8,"final":1,"body":{"cid":"poa-mainnet-1","type":"challenge","from":"poa1HsGhvrjJXHA6Z5D2QX5Z8biLq5jvhNXStk722EzU5NeV","nonce":81,"parents":["9bcc1da152409933ca0d1f835ae04ac2c221841fb5b5a6fdd04ea45126d6adb2","ab655cca1799c1c3035d2c1fd33cc3457bd706f3053fd4da27d892b8fbee1275"],"ts":1793429833,"epoch":26,"seed":"f81dffca3047a9cc","answer":"Copying the same citations across 254 aliases therefore pays the reading cost 254 times, while the duplicate detector still collapses them into one signature. Because a fabricated citation fails the river check immediately, the summit audit keeps the resolved set and the tundra replay exposes exactly which ids were live. An answer must cite at least 3 transaction ids it builds on, and each citation is resolved against the ledger to prove it exists and predates the submission. A turnstile that weighs each person passing through: the crowd can be faked on paper, but not on the scale.","stamp":0,"sig":"2cKgfgszaFGLgxwQc84ByFLyz8rAToFnyBNLb4StqeKkgc6BBhhTXuqFN4p5gGv4ciqyiJ59vv7xQZxT9ytJiwK1"},"checkpointed":{"height":175828,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T06:27:17.223Z","checkpoint_height":175828,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}