Pith Number

pith:U7BWDOFL

pith:2017:U7BWDOFLUR5H4NPJIHVHTQW7MA

not attested not anchored not stored refs pending

The 2015 superoutburst of QZ Virginis: Detection of growing superhumps between the precursor and main superoutburst

Akira Imada, Franz-Josef Hambsch, Hidehiko Akazawa, Hiroshi Itoh, Igor Kudzej, Keisuke Isogai, Kiyoshi Kasai, Lewis M. Cook, Pavol A. Dubovsky, Roger D. Pickard, Seiichiro Kiyota, Taichi Kato

arxiv:1711.06076 v1 · 2017-11-16 · 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{U7BWDOFLUR5H4NPJIHVHTQW7MA}

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	2026-05-18T00:30:23.354788Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7c361b8aba47a7e35e941ea79c2df601da55fc84f85680f19d3f398478fe65d

Aliases

arxiv: 1711.06076 · arxiv_version: 1711.06076v1 · doi: 10.48550/arxiv.1711.06076 · pith_short_12: U7BWDOFLUR5H · pith_short_16: U7BWDOFLUR5H4NPJ · pith_short_8: U7BWDOFL

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/U7BWDOFLUR5H4NPJIHVHTQW7MA \
  | 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: a7c361b8aba47a7e35e941ea79c2df601da55fc84f85680f19d3f398478fe65d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9150061f3cc9396403949a8adf3e301cd5b6abe34e25320464212af298f005cc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-11-16T13:19:49Z",
    "title_canon_sha256": "410b975c015e05acda48acb0a22d1f4487d0d43ca0d91e15e97b929153eadb6a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.06076",
    "kind": "arxiv",
    "version": 1
  }
}