Pith Number

pith:4NZQGT6K

pith:2023:4NZQGT6K4QQPC46IDN2Z5DBZ5S

not attested not anchored not stored refs pending

Periodic Variable Star Classification with Deep Learning: Handling Data Imbalance in an Ensemble Augmentation Way

Changhua Li, Jingyi Zhang, Minzhi Kong, Xue-Bing Wu, Yanxia Zhang, Yongheng Zhao, Zihan Kang

arxiv:2309.13629 v1 · 2023-09-24 · astro-ph.IM · astro-ph.SR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4NZQGT6K4QQPC46IDN2Z5DBZ5S}

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

The Maunder Model and Catalog: Stellar Rotation, Bimodal Activity, and Magnetic Braking in Kepler Main-Sequence Stars

Receipt and verification

First computed	2026-07-05T06:53:55.118172Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e373034fcae420f173c81b759e8c39ecbc61f2174dbf7364915b12465e5c15ed

Aliases

arxiv: 2309.13629 · arxiv_version: 2309.13629v1 · doi: 10.48550/arxiv.2309.13629 · pith_short_12: 4NZQGT6K4QQP · pith_short_16: 4NZQGT6K4QQPC46I · pith_short_8: 4NZQGT6K

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/4NZQGT6K4QQPC46IDN2Z5DBZ5S \
  | 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: e373034fcae420f173c81b759e8c39ecbc61f2174dbf7364915b12465e5c15ed

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbe71c7134f0aafdffdf674de30f43a87209701b5cb9a3366695982e83cc3920",
    "cross_cats_sorted": [
      "astro-ph.SR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2023-09-24T13:08:32Z",
    "title_canon_sha256": "f67649b163bc01808287d651419387f9e857950c9aeb15dbc3683dbdc7dbe3a5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.13629",
    "kind": "arxiv",
    "version": 1
  }
}