Pith Number

pith:UXYTDDG6

pith:2019:UXYTDDG63CX3ZFRDY4XYRFFXBF

not attested not anchored not stored refs pending

Stellar structure models in modified theories of gravity: lessons and challenges

Aneta Wojnar, Diego Rubiera-Garcia, Gonzalo J. Olmo

arxiv:1912.05202 v2 · 2019-12-11 · gr-qc · astro-ph.SR · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UXYTDDG63CX3ZFRDY4XYRFFXBF}

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.

Cited by

5 papers in Pith

Black holes and neutron stars in massive Hellings-Nordtvedt theory

Regular black hole solutions and the quark chemical potential at the QCD phase transition

$\phi$-Dwarfs: White Dwarfs probe Quadratically Coupled Scalars

Neutron stars more compact than black holes in quasi-topological gravity: Equilibrium configurations and radial stability

Three dimensional black bounces in $f(R)$ gravity

Receipt and verification

First computed	2026-07-05T01:34:51.122017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a5f1318cded8afbc9623c72f8894b70951634b62660d31ec817db927c5193f15

Aliases

arxiv: 1912.05202 · arxiv_version: 1912.05202v2 · doi: 10.48550/arxiv.1912.05202 · pith_short_12: UXYTDDG63CX3 · pith_short_16: UXYTDDG63CX3ZFRD · pith_short_8: UXYTDDG6

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/UXYTDDG63CX3ZFRDY4XYRFFXBF \
  | 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: a5f1318cded8afbc9623c72f8894b70951634b62660d31ec817db927c5193f15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7ca36daf41ab08f52010d3b5d173b5b3a5fd22aa32d797158b0fc706c65e2610",
    "cross_cats_sorted": [
      "astro-ph.SR",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-12-11T09:41:57Z",
    "title_canon_sha256": "996b1c16f20ffed42e1ba72d754021cda5f481d7d30cbd5c3053a23939bc81ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.05202",
    "kind": "arxiv",
    "version": 2
  }
}