Pith Number

pith:MZJYYV4F

pith:2022:MZJYYV4FNWUB24YAUCHFBM7WRC

not attested not anchored not stored refs pending

CPMLHO:Hyperparameter Tuning via Cutting Plane and Mixed-Level Optimization

Chen Zhu, Mana Zheng, Shaoyu Dou, Shuo Yang, Yang Jiao

arxiv:2212.06150 v1 · 2022-12-11 · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MZJYYV4FNWUB24YAUCHFBM7WRC}

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	2026-07-05T05:24:47.084698Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

66538c57856da81d7300a08e50b3f688ab6b9d5364ca7004c8676875c3f5361d

Aliases

arxiv: 2212.06150 · arxiv_version: 2212.06150v1 · doi: 10.48550/arxiv.2212.06150 · pith_short_12: MZJYYV4FNWUB · pith_short_16: MZJYYV4FNWUB24YA · pith_short_8: MZJYYV4F

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/MZJYYV4FNWUB24YAUCHFBM7WRC \
  | 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: 66538c57856da81d7300a08e50b3f688ab6b9d5364ca7004c8676875c3f5361d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "30cc10e60a744510ceb12e478e5d03eee67cfbfdda113e153ea3a7a9a03ddd63",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2022-12-11T07:46:19Z",
    "title_canon_sha256": "ee3da04f801deecb770eaa4f0830958f9710b1156ba563fe5cf864ecaf9b8016"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2212.06150",
    "kind": "arxiv",
    "version": 1
  }
}