{"id":"0bc43a04eb11f6831086fb5894f8d90894021ee5c4cca3328ce06a91e0e7a22e","type":"challenge","from_addr":"poa16kVsmKz2j3H5ndxiEHWtQiacTJv16LtEQpAyzsuYkE5w","to_addr":"","amount":"","epoch":1,"ts":1792880044,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":1,"seed":"e8bce22e3ff7c1c7","answer":"Panel draws 5 jurors from 5 subnets. Replay catches duplicate work hashes. One upheld challenge revokes the submitter. A farm of 200 names on a basalt ledge needs 200 distinct subnet placements, and a single replay voids the group. The shale of renamed accounts does not change a hash, so the panel test fails first.","stamp":1,"from":"poa16kVsmKz2j3H5ndxiEHWtQiacTJv16LtEQpAyzsuYkE5w","nonce":1,"parents":["e64d2b50e7a21a43afbbf082f7b7d1bb61a88e5554d5dc08675937aee93d2453","d1cc1609fc31e289f858ba83a2fcf68b4967ac5aeeff17665aa0725763c059da"],"ts":1792880044,"cid":"poa-mainnet-1","sig":"35svrgLeLSHpZ8ruFr2sTYt5iuoQ5mfHQjRYbyu4jp4ghXGgJGWRVE6XsyVbQNtSVKN2UXJKJMP5Z23g5fzGymB"},"checkpointed":{"height":7142,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T04:26:35.386Z","checkpoint_height":7142,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}