Pith Number

pith:V4GSJ3QW

pith:2014:V4GSJ3QWHGZ2VRI3FDC3H5FVUE

not attested not anchored not stored refs pending

Electromagnetic waves from neutron stars and black holes driven by polar gravitational perturbations

Carlos F. Sopuerta, Hajime Sotani, Kostas D. Kokkotas, Pablo Laguna

arxiv:1402.0251 v1 · 2014-02-02 · astro-ph.HE · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V4GSJ3QWHGZ2VRI3FDC3H5FVUE}

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	2026-05-18T01:44:53.561479Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

af0d24ee1639b3aac51b28c5b3f4b5a11d6c5ba1569895b8ac5b6cdef23bbde1

Aliases

arxiv: 1402.0251 · arxiv_version: 1402.0251v1 · doi: 10.48550/arxiv.1402.0251 · pith_short_12: V4GSJ3QWHGZ2 · pith_short_16: V4GSJ3QWHGZ2VRI3 · pith_short_8: V4GSJ3QW

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/V4GSJ3QWHGZ2VRI3FDC3H5FVUE \
  | 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: af0d24ee1639b3aac51b28c5b3f4b5a11d6c5ba1569895b8ac5b6cdef23bbde1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f80399c28f2dc672751fe6521994877f3e84f75c0be695a77967bd1f9300a1fb",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-02-02T21:39:25Z",
    "title_canon_sha256": "e92adf6814ef7e088fe1cab5e528f469ca094bc55daf2f1ddbf31f959f028439"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.0251",
    "kind": "arxiv",
    "version": 1
  }
}