Pith Number

pith:GISAOGQD

pith:2007:GISAOGQDH2KFYZW7IP4HSZ3PIT

not attested not anchored not stored refs pending

Long-term monitoring of the short period SU UMa-type dwarf nova, V844 Herculis

Akira Imada, Daisaku Nogami, Hiroyuki Maehara, Hiroyuki Yamamoto, Kaori Kubota, Kazuhiro Nakajima, Kei Sugiyasu, Ken'ichi Torii, Kenji Tanabe, Kie Kodama, Koichi Morikawa, Makoto Uemura, Miho Suzuki, Pavol A. Dubovsky, Ryoko Ishioka, Shota Oizumi, Shunsuke Tanada, Taichi Kato, Takeshi Matsuo, Tatsuki Yasuda, Toshihiro Omodaka, Yoshihiro Arao

arxiv:astro-ph/0702752 v1 · 2007-02-28 · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GISAOGQDH2KFYZW7IP4HSZ3PIT}

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	2026-05-18T01:40:26.932249Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3224071a033e945c66df43f879676f44db3f943e11546a34ad3324bbd9624d29

Aliases

arxiv: astro-ph/0702752 · arxiv_version: astro-ph/0702752v1 · doi: 10.48550/arxiv.astro-ph/0702752 · pith_short_12: GISAOGQDH2KF · pith_short_16: GISAOGQDH2KFYZW7 · pith_short_8: GISAOGQD

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/GISAOGQDH2KFYZW7IP4HSZ3PIT \
  | 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: 3224071a033e945c66df43f879676f44db3f943e11546a34ad3324bbd9624d29

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1a606ae8ebb6952e19a83883d528e592fb3e572b671dcdddc33d78aa9ce5c034",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-02-28T18:28:25Z",
    "title_canon_sha256": "1712c550e654e78e7a6925cc8e78c58e6e205664cffe4a2f77e62cf9ddaf7354"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0702752",
    "kind": "arxiv",
    "version": 1
  }
}