Pith Number

pith:STKQ6YAJ

pith:2022:STKQ6YAJLHKSP55L2ZJ2HN7OCG

not attested not anchored not stored refs pending

The Pulsating Helium-Atmosphere White Dwarfs I: New DBVs from the Sloan Digital Sky Survey

Atsuko Nitta, Don E. Winget, J. J. Hermes, Keaton J. Bell, Michael H. Montgomery, S. O. Kepler, Zachary P. Vanderbosch

arxiv:2201.09893 v1 · 2022-01-24 · 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{STKQ6YAJLHKSP55L2ZJ2HN7OCG}

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	2026-07-05T04:09:45.543971Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

94d50f600959d527f7abd653a3b7ee11bb977b5f0c881db7db5e78bd5022c302

Aliases

arxiv: 2201.09893 · arxiv_version: 2201.09893v1 · doi: 10.48550/arxiv.2201.09893 · pith_short_12: STKQ6YAJLHKS · pith_short_16: STKQ6YAJLHKSP55L · pith_short_8: STKQ6YAJ

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/STKQ6YAJLHKSP55L2ZJ2HN7OCG \
  | 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: 94d50f600959d527f7abd653a3b7ee11bb977b5f0c881db7db5e78bd5022c302

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "672b461133d01b3e575ca15a78a7fd3509783bef2b339c92f73a7522ad6f6a09",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2022-01-24T19:00:01Z",
    "title_canon_sha256": "61f5597bc41fa833d60eeb670769c46cd02360a35374d47911d2648499a9df1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2201.09893",
    "kind": "arxiv",
    "version": 1
  }
}