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  "tags": [
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  "title": "Streaming millions of TESSERA tiles over HTTP with Zarr v3",
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  "description": "How we restructured TESSERA's geospatial embeddings from millions of individual numpy files into sharded Zarr v3 stores for efficient HTTP streaming, enabling everything from single-pixel mobile lookups to regional-scale analysis with just a couple of range requests.",
  "publishedAt": "2026-03-14T00:00:00.000Z"
}