Pith Number

pith:XH3L3GXF

pith:2021:XH3L3GXFE6SEAF3YU5VH2IGT3D

not attested not anchored not stored refs pending

Hyperparameter Optimization: Foundations, Algorithms, Best Practices and Open Challenges

Anne-Laure Boulesteix, Bernd Bischl, Difan Deng, Jakob Richter, Janek Thomas, Marc Becker, Marius Lindauer, Martin Binder, Michel Lang, Stefan Coors, Theresa Ullmann, Tobias Pielok

arxiv:2107.05847 v3 · 2021-07-13 · stat.ML · 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{XH3L3GXFE6SEAF3YU5VH2IGT3D}

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

1 paper in Pith

Machine learning models for estimating counterfactuals in a single-arm inflammatory bowel disease study

Receipt and verification

First computed	2026-07-05T03:34:56.918058Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9f6bd9ae527a4401778a76a7d20d3d8dd7396a1d35365f268c81e14399b23bb

Aliases

arxiv: 2107.05847 · arxiv_version: 2107.05847v3 · doi: 10.48550/arxiv.2107.05847 · pith_short_12: XH3L3GXFE6SE · pith_short_16: XH3L3GXFE6SEAF3Y · pith_short_8: XH3L3GXF

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/XH3L3GXFE6SEAF3YU5VH2IGT3D \
  | 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: b9f6bd9ae527a4401778a76a7d20d3d8dd7396a1d35365f268c81e14399b23bb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "07167112763257fe4ab5d93a5d6ebd8c86eef0ba9b9d766c458c4b4e932ffaee",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2021-07-13T04:55:47Z",
    "title_canon_sha256": "d571a7fa8c1a2e82dcceb6db242a2fca69277e30222804ef79a886e8cb0ac5fb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.05847",
    "kind": "arxiv",
    "version": 3
  }
}