Pith Number

pith:QREJL23Z

pith:2017:QREJL23ZWNDLR24EUG3VFW4OVT

not attested not anchored not stored refs pending

Asteroseismology of the ultramassive ZZ Ceti star WD 0246+326

Chun Li, Fangfang Chen, Jianning Fu, Jie Su, Lester Fox-Machado

arxiv:1709.10200 v1 · 2017-09-28 · 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{QREJL23ZWNDLR24EUG3VFW4OVT}

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	2026-05-18T00:34:04.003815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

844895eb79b346b8eb84a1b752db8eacd09dc8836e9a4c25f34b41725f18a213

Aliases

arxiv: 1709.10200 · arxiv_version: 1709.10200v1 · doi: 10.48550/arxiv.1709.10200 · pith_short_12: QREJL23ZWNDL · pith_short_16: QREJL23ZWNDLR24E · pith_short_8: QREJL23Z

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/QREJL23ZWNDLR24EUG3VFW4OVT \
  | 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: 844895eb79b346b8eb84a1b752db8eacd09dc8836e9a4c25f34b41725f18a213

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d67781876ab75c25aae40ec51e2cbe8c3d1ae41db8bf90a1d5ec46c1e1bad36e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2017-09-28T23:45:02Z",
    "title_canon_sha256": "3855d38819e0212bfabeee112c311f1955e9e4bae2050c47e8ce5f693a6acd96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.10200",
    "kind": "arxiv",
    "version": 1
  }
}