Pith Number

pith:VP33ILMI

pith:2004:VP33ILMICL6CMTZYOYZGUCMYK4

not attested not anchored not stored refs pending

Nonlinear electrodynamics and the gravitational redshift of highly magnetised neutron stars

Herman J. Mosquera Cuesta, Jose' M. Salim

arxiv:astro-ph/0403045 v2 · 2004-03-02 · astro-ph · gr-qc · physics.class-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{VP33ILMICL6CMTZYOYZGUCMYK4}

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	2026-05-18T04:21:23.088417Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abf7b42d8812fc264f3876326a0998572c2dd6e7185360fdaa18314ae69398d0

Aliases

arxiv: astro-ph/0403045 · arxiv_version: astro-ph/0403045v2 · doi: 10.48550/arxiv.astro-ph/0403045 · pith_short_12: VP33ILMICL6C · pith_short_16: VP33ILMICL6CMTZY · pith_short_8: VP33ILMI

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/VP33ILMICL6CMTZYOYZGUCMYK4 \
  | 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: abf7b42d8812fc264f3876326a0998572c2dd6e7185360fdaa18314ae69398d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aaaaab08716882f79b16eecb4f467a5a0346678b4b1b363b4c742f2b9828d093",
    "cross_cats_sorted": [
      "gr-qc",
      "physics.class-ph"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-03-02T00:43:59Z",
    "title_canon_sha256": "e3f4ad8769ea910a4444c57fad1eb787f4005b7308b6f9639154b080a432395e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0403045",
    "kind": "arxiv",
    "version": 2
  }
}