Pith Number

pith:VFGRWBNY

pith:2015:VFGRWBNYYVFUK3RKJE4V355DET

not attested not anchored not stored refs pending

Stellar laboratories. V. The Xe VI ultraviolet spectrum and the xenon abundance in the hot DO-type white dwarf RE0503-289

(2) Astrophysique et Spectroscopie, 3), (3) IPNAS, (4) Centro de Investigaciones Opticas (CIOp), Argentina), Astrophysics, Belgium, D. Hoyer (1), Eberhard Karls University, Germany, Gonnet, La Plata, Liege, M. Gallardo (4), M. Raineri (4) ((1) Institute for Astronomy, P. Quinet (2, T. Rauch (1), Tuebingen, Universite de Liege, Universite de Mons - UMONS

arxiv:1504.01991 v2 · 2015-04-08 · astro-ph.SR · physics.atom-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VFGRWBNYYVFUK3RKJE4V355DET}

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	2026-05-18T00:41:23.441479Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a94d1b05b8c54b456e2a49395df7a324d93dc4510c02bcbc5558a84cd4e68fd3

Aliases

arxiv: 1504.01991 · arxiv_version: 1504.01991v2 · doi: 10.48550/arxiv.1504.01991 · pith_short_12: VFGRWBNYYVFU · pith_short_16: VFGRWBNYYVFUK3RK · pith_short_8: VFGRWBNY

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/VFGRWBNYYVFUK3RKJE4V355DET \
  | 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: a94d1b05b8c54b456e2a49395df7a324d93dc4510c02bcbc5558a84cd4e68fd3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8eab358826a8b1c668e98561af1c664de6e3d0e485da52c70411551aa9db081a",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2015-04-08T14:46:14Z",
    "title_canon_sha256": "2542d94253a2c30ce5d3d7be98f8dfbf6039cd385ab9e5e21a405a04d98e5981"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.01991",
    "kind": "arxiv",
    "version": 2
  }
}