Pith Number

pith:L5CQPOBT

pith:2025:L5CQPOBTQJSOMEBPDDEXMRSUR4

not attested not anchored not stored refs pending

GPU Kernel Scientist: An LLM-Driven Framework for Iterative Kernel Optimization

Martin Andrews, Sam Witteveen

arxiv:2506.20807 v2 · 2025-06-25 · cs.LG · cs.AI · cs.PF · cs.SE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L5CQPOBTQJSOMEBPDDEXMRSUR4}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

6 papers in Pith

Optimizing CUDA like a Human: Micro-Profiling Tools as Expert Surrogates for LLM-Based GPU Kernel Optimization

Learning When to Optimize: Verified Optimization Skills from Expert GPU-Kernel Lineages

Unlocking LLM Code Correction with Iterative Feedback Loops

AscendOptimizer: Episodic Agent for Ascend NPU Operator Optimization

Glia: A Human-Inspired AI for Automated Systems Design and Optimization

Receipt and verification

First computed	2026-07-05T11:57:37.616136Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f4507b8338264e6102f18c97646548f0c30622bef96446c10a06a2ed7564c1a

Aliases

arxiv: 2506.20807 · arxiv_version: 2506.20807v2 · doi: 10.48550/arxiv.2506.20807 · pith_short_12: L5CQPOBTQJSO · pith_short_16: L5CQPOBTQJSOMEBP · pith_short_8: L5CQPOBT

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/L5CQPOBTQJSOMEBPDDEXMRSUR4 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 5f4507b8338264e6102f18c97646548f0c30622bef96446c10a06a2ed7564c1a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0b5ccdbbf2b15171a2c672899e34118fb2e6ce05d2ae8a67c4a5e9b4e97264c",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.PF",
      "cs.SE"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-06-25T19:59:34Z",
    "title_canon_sha256": "203aa95736392f3a6ae8d351be12b04a6bdb14cbf2afcdd71e6b3ab7b588483c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.20807",
    "kind": "arxiv",
    "version": 2
  }
}