Pith Number

pith:4WVLVU6Z

pith:2010:4WVLVU6Z34ZFTQF6SY2TZ6EQD7

not attested not anchored not stored refs pending

The orbital period analyses for two cataclysmic variables: UZ Fornacis and V348 Puppis inside Period Gap

E. Fernandez Lajus, G. L. Baume, S.-B. Qian, Z.-B. Dai

arxiv:1007.4070 v1 · 2010-07-23 · 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{4WVLVU6Z34ZFTQF6SY2TZ6EQD7}

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	2026-05-18T02:06:11.272139Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5aabad3d9df3259c0be96353cf8901ff1722b83f8217ad650a964ef0936c494

Aliases

arxiv: 1007.4070 · arxiv_version: 1007.4070v1 · doi: 10.48550/arxiv.1007.4070 · pith_short_12: 4WVLVU6Z34ZF · pith_short_16: 4WVLVU6Z34ZFTQF6 · pith_short_8: 4WVLVU6Z

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/4WVLVU6Z34ZFTQF6SY2TZ6EQD7 \
  | 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: e5aabad3d9df3259c0be96353cf8901ff1722b83f8217ad650a964ef0936c494

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c73d3f6c1dae90fe4195fe6f3c44b4995f34c25dc97b8d85cba65c2ae11fc2be",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2010-07-23T08:37:55Z",
    "title_canon_sha256": "0e710fa063e49a47a0060a0d8c1790d0ea9ed2486beaba63f2bcf8c13702be68"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.4070",
    "kind": "arxiv",
    "version": 1
  }
}