Pith Number

pith:BLTQNIB5

pith:2016:BLTQNIB5ILSJGHN6ITPHEUXTR5

not attested not anchored not stored refs pending

An asteroseismic constraint on the mass of the axion from the period drift of the pulsating DA white dwarf star L19-2

Alejandra D. Romero, Alejandro H. C\'orsico, Denis J. Sullivan, Enrique Garc\'ia-Berro, Jordi Isern, Leandro G. Althaus, Marcelo M. Miller Bertolami, Paul Chote, S. O. Kepler

arxiv:1605.06458 v2 · 2016-05-20 · 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{BLTQNIB5ILSJGHN6ITPHEUXTR5}

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	2026-05-18T01:10:29.560617Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ae706a03d42e4931dbe44de7252f38f45e16a26cd9b67d11c79cd5b7df07420

Aliases

arxiv: 1605.06458 · arxiv_version: 1605.06458v2 · doi: 10.48550/arxiv.1605.06458 · pith_short_12: BLTQNIB5ILSJ · pith_short_16: BLTQNIB5ILSJGHN6 · pith_short_8: BLTQNIB5

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/BLTQNIB5ILSJGHN6ITPHEUXTR5 \
  | 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: 0ae706a03d42e4931dbe44de7252f38f45e16a26cd9b67d11c79cd5b7df07420

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d7850f08a616addd5cabee5d015b41c063160d4f3d418345ffc163609c352dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2016-05-20T18:03:58Z",
    "title_canon_sha256": "f18a588d4fd69d0717b178b384a3ec2f22c5d5e8698538b716b11f9b2574206d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.06458",
    "kind": "arxiv",
    "version": 2
  }
}