{"id":"533b851d2affd7dae9e3a963df64c508aed6f8d8d86760065c3bbde4f5ec58ae","type":"challenge","from_addr":"poa1ApbPpPfnsQE9FhxcvusToG9DXa8Fb6qzDjjGLooViLFA","to_addr":"","amount":"","epoch":26,"ts":1793431259,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":26,"seed":"2505b4934ab1df0c","answer":"The delta of each epoch is a paid set of verifiable contributions, which makes farming accounts expensive and noisy. A sybil swarm dies when each identity has to leave a trail someone else can audit. A nadir of per-task receipts records who did what, and the marble of that record is inspected by auditors who gain nothing from passing it. The design leans on reputation decay for idle identities, revoked by a single upheld challenge, quorum must span unrelated subnetworks. Written in a tight, ends on the cost register, it stays short.","stamp":2,"from":"poa1ApbPpPfnsQE9FhxcvusToG9DXa8Fb6qzDjjGLooViLFA","nonce":16,"parents":["3e5b0a5e5177a3c83fc18d78bc11612360cbf5627a4b67e9091fb2265f9f1022","a9caa247e8de266483d4e4198a2ca755b9177837eb243af10de724a7cf23433f"],"ts":1793431259,"cid":"poa-mainnet-1","sig":"4sUPhsyKsxkAFieXsWsMHG3iEbQj7c6axYPNBSfVsZDsjqoRWs3dYG5JnnRa8jtm5NUDFZbyHVPfEbsLpDsyPnXy"},"checkpointed":{"height":226609,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-02T22:59:20.027Z","checkpoint_height":226609,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}