Pith Number

pith:A2ZWHM6O

pith:2025:A2ZWHM6OXVPFQLSH7ZYUUYCD4L

not attested not anchored not stored refs pending

MCTuner: Spatial Decomposition-Enhanced Database Tuning via LLM-Guided Exploration

Mengshu Hou, Rui Xi, Zihan Yan

arxiv:2509.06298 v1 · 2025-09-08 · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{A2ZWHM6OXVPFQLSH7ZYUUYCD4L}

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.

Receipt and verification

First computed	2026-07-05T12:06:33.316697Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

06b363b3cebd5e582e47fe714a6043e2cece2a91e54a3f667d7826efdc0a9401

Aliases

arxiv: 2509.06298 · arxiv_version: 2509.06298v1 · doi: 10.48550/arxiv.2509.06298 · pith_short_12: A2ZWHM6OXVPF · pith_short_16: A2ZWHM6OXVPFQLSH · pith_short_8: A2ZWHM6O

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/A2ZWHM6OXVPFQLSH7ZYUUYCD4L \
  | 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: 06b363b3cebd5e582e47fe714a6043e2cece2a91e54a3f667d7826efdc0a9401

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c02d6dd5e6b64bf2899dcffdc2af749a4eb3a08b2a0569f51a04877a7598a2e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DB",
    "submitted_at": "2025-09-08T02:52:45Z",
    "title_canon_sha256": "a35b5450392d10680df6ada3e9d09bec4c7426da99ab12ea46bd5d920fe79925"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.06298",
    "kind": "arxiv",
    "version": 1
  }
}