network.bsky.jetstream.getBlock

Download a single block within a sealed segment file by index. Returns the raw zstd-compressed block frame exactly as stored on disk.

Details · query
Kindquery
Authorityjetstream.bsky.network
Indexed

Query

query · GET

Parameters

query string

blockIndex

requiredinteger

Zero-based block index within the segment. Must be < the segment's block_count.

  • minimum: 0

segment

requiredstring

The sealed segment filename, e.g. seg_000000002a.jss.

Output

application/octet-stream

Errors

SegmentNotFound

No sealed segment exists for the given name.

BlockNotFound

blockIndex is >= the segment's block_count.

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