Archive 2 reviewed capture shards

R2 streaming archives; original SHA256 verified.

archive/closeout-20261114/batch-449/shard-000000-410e239720373467.tar

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+size 336384000

archive/closeout-20261114/batch-450/shard-000000-5b9eb0ca355b22dc.tar

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+version https://git-lfs.github.com/spec/v1
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+size 363704320