Pith Number

pith:VDONACX5

pith:2019:VDONACX5R7QJSACSSQGQX222E7

not attested not anchored not stored refs pending

Optuna: A Next-generation Hyperparameter Optimization Framework

Masanori Koyama, Shotaro Sano, Takeru Ohta, Takuya Akiba, Toshihiko Yanase

arxiv:1907.10902 v1 · 2019-07-25 · cs.LG · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VDONACX5R7QJSACSSQGQX222E7}

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

22 papers in Pith

Learning Dynamic Stability Landscapes in Synchronization Networks

A Leaf-Level Dataset for Soybean-Cotton Detection and Segmentation

optimize_anything: A Universal API for Optimizing any Text Parameter

Search for the lepton-flavor-violating $\tau^{-} \rightarrow e^{\mp} \ell^{\pm} \ell^{\mp}$ decays at Belle II

Combating the Memory Walls: Optimization Pathways for Long-Context Agentic LLM Inference

Receipt and verification

First computed	2026-05-17T23:39:34.106398Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a8dcd00afd8fe0990052940d0beb5a27e69fcda576e1bd156f7d5af7f0cadc16

Aliases

arxiv: 1907.10902 · arxiv_version: 1907.10902v1 · doi: 10.48550/arxiv.1907.10902 · pith_short_12: VDONACX5R7QJ · pith_short_16: VDONACX5R7QJSACS · pith_short_8: VDONACX5

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/VDONACX5R7QJSACSSQGQX222E7 \
  | 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: a8dcd00afd8fe0990052940d0beb5a27e69fcda576e1bd156f7d5af7f0cadc16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "681a5e8d79ee648b04d9591889f8c1a970c41c96012e3690d17869e981831125",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-07-25T08:55:22Z",
    "title_canon_sha256": "db97abedf52f104a087fe1ec862c39f024bf89fe0d343f75ef7401f2a045d046"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.10902",
    "kind": "arxiv",
    "version": 1
  }
}