Pith Number

pith:Y5WP3SB4

pith:2018:Y5WP3SB4S3CCQV4IHVKW2UNQFG

not attested not anchored not stored refs pending

Multi-wavelength observations of the EUV variable metal-rich white dwarf GD 394

Boris T. Gaensicke, Claudia Belardi, David J. Wilson, Detlev Koester, Jay B. Holberg, Jay Farihi, Knox S. Long, Mark A. Hollands, Martin A. Barstow, Matthew R. Burleigh, Odette Toloza, Paul Chote, P. Wilson Cauley, Sarah L. Casewell, Seth Redfield, Simon P. Preval

arxiv:1811.10614 v1 · 2018-11-26 · astro-ph.SR · astro-ph.EP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{Y5WP3SB4S3CCQV4IHVKW2UNQFG}

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	2026-05-17T23:57:37.261760Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c76cfdc83c96c42857883d556d51b0298b773d2c3c3f389fb94708a828bd5fc3

Aliases

arxiv: 1811.10614 · arxiv_version: 1811.10614v1 · doi: 10.48550/arxiv.1811.10614 · pith_short_12: Y5WP3SB4S3CC · pith_short_16: Y5WP3SB4S3CCQV4I · pith_short_8: Y5WP3SB4

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/Y5WP3SB4S3CCQV4IHVKW2UNQFG \
  | 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: c76cfdc83c96c42857883d556d51b0298b773d2c3c3f389fb94708a828bd5fc3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02e01fb5c238bb5d3d3fe1c7a035f332622c6e834ddf104fda19285e80b5bdfc",
    "cross_cats_sorted": [
      "astro-ph.EP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2018-11-26T19:00:00Z",
    "title_canon_sha256": "72ecf719025ffeb66ea9222627e0d77d207f0530ded719fd034603d6a040668a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.10614",
    "kind": "arxiv",
    "version": 1
  }
}