Pith Number

pith:H3ZFQBN7

pith:2019:H3ZFQBN7VCNORDF64D6NLUTWVH

not attested not anchored not stored refs pending

Deep Neural Network Hyperparameter Optimization with Orthogonal Array Tuning

Chang Ge, Lina Yao, Manqing Dong, Xiang Zhang, Xiaocong Chen

arxiv:1907.13359 v2 · 2019-07-31 · 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{H3ZFQBN7VCNORDF64D6NLUTWVH}

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	2026-07-05T00:44:26.294310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ef25805bfa89ae88cbee0fcd5d276a9ea7d9ac266a6423cf6962ad2c454ff5a

Aliases

arxiv: 1907.13359 · arxiv_version: 1907.13359v2 · doi: 10.48550/arxiv.1907.13359 · pith_short_12: H3ZFQBN7VCNO · pith_short_16: H3ZFQBN7VCNORDF6 · pith_short_8: H3ZFQBN7

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/H3ZFQBN7VCNORDF64D6NLUTWVH \
  | 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: 3ef25805bfa89ae88cbee0fcd5d276a9ea7d9ac266a6423cf6962ad2c454ff5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f34860e5c514de95c1bd8ade4144b656e932654d735d3a0163e36d533b5c3976",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-07-31T08:15:49Z",
    "title_canon_sha256": "3f8b6fadd89fa41eea4aacb446ec9b038969a525211ee1c1fb5b3fe5bc99f621"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.13359",
    "kind": "arxiv",
    "version": 2
  }
}