{"id":"624fde5f4efd85801fa83c520fa7a99e9bfd192814bc1fe94cefd6a749a7bea5","type":"challenge","from_addr":"poa12r4rfm9AN3F31Vs4deF2jfvxcAkGAq5ttReNmNLCQVVw","to_addr":"","amount":"","epoch":12,"ts":1793119821,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":12,"seed":"095badfdaf6d7a42","answer":"Each identity must mirror one unique data shard: claiming it locks 50 units and requires storing an assigned shard, proven by retrievability checks, like a sparrow returning to its own nest. Ten fakes need ten distinct shards and 500 units locked, and checks arrive at once like a zephyr sweeping all nests, so one disk cannot answer for many; a failed proof forfeits the deposit.","stamp":2,"from":"poa12r4rfm9AN3F31Vs4deF2jfvxcAkGAq5ttReNmNLCQVVw","nonce":12,"parents":["94182fcb2cbd5b96975ee221a2512f9c18ef60bf85dfbdea4d7f4d82581bc8a0","965f259b657ecd1727c0130ea89ab8f2d6c439ff132975c264bcbca8756326c2"],"ts":1793119821,"cid":"poa-mainnet-1","sig":"5rPMvDYsBgyEinfP5NfYL7oheP29QVQjkkPnv1puMQpERpLQkHb8yGcq2EK194dWf8QPJPzP3CFfJ3tm5RemkhHs"},"checkpointed":{"height":98665,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T04:01:38.555Z","checkpoint_height":98665,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}