v6.2.1

What's Changed

New Features

• Add stdin_private field to controller/executor task inputs by @bergkvist in #2789

Bug Fixes

• sdk: populate public value digest when calculate_gas is false by @fakedev9999 in #2783
• Parse empty proof_nonce as None instead of Artifact("") by @bergkvist in #2792

Performance

• gpu: increase grid size for grind kernel launches as number of bits grows by @erabinov in #2775
• gpu: more efficient interpolation for zerocheck evaluation points by @erabinov in #2787
• gpu: more efficient column evaluation claims at the end of GKR by @erabinov in #2754
• shrink global memory event tracking via per-chunk bitmap union by @tamirhemo in #2793

Chores

• deps: drop zkhash, inline BN254 Poseidon2 constants by @tamirhemo in #2788
• Bump sp1 version to v6.2.1 by @bergkvist in #2794

Full Changelog: v6.2.0...v6.2.1