Pith Number

pith:M7ZPDNE4

pith:2017:M7ZPDNE4UZKZKGGSJSPYVVDQBX

not attested not anchored not stored refs pending

Evolutionary sequences for hydrogen-deficient white dwarfs

Alejandro H. C\'orsico, Enrique Garc\'ia-Berro, Felipe C. Wachlin, Leandro G. Althaus, Mar\'ia E. Camisassa, Ren\'e D. Rohrmann, Santiago Torres

arxiv:1703.05340 v1 · 2017-03-15 · 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{M7ZPDNE4UZKZKGGSJSPYVVDQBX}

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	2026-05-18T00:46:12.271414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67f2f1b49ca6559518d24c9f8ad4700dc642f2c73da8169b2da8ace972602725

Aliases

arxiv: 1703.05340 · arxiv_version: 1703.05340v1 · doi: 10.48550/arxiv.1703.05340 · pith_short_12: M7ZPDNE4UZKZ · pith_short_16: M7ZPDNE4UZKZKGGS · pith_short_8: M7ZPDNE4

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/M7ZPDNE4UZKZKGGSJSPYVVDQBX \
  | 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: 67f2f1b49ca6559518d24c9f8ad4700dc642f2c73da8169b2da8ace972602725

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa9a8bd735b7035c7f7692bbf193f1b221d36f85b53a278bebf06b5eb5dd246c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-03-15T18:19:43Z",
    "title_canon_sha256": "bd3b36a875eaf730c37ecf8c43cf3119d030cb05745981efbc1d269beb1c971a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.05340",
    "kind": "arxiv",
    "version": 1
  }
}