Pith Number

pith:2NSZBBTJ

pith:2023:2NSZBBTJNSKSFY5P3ZERFVCOWJ

not attested not anchored not stored refs pending

On Chaplygin models in f(G) gravity

Abraham Ayirwanda, Albert Munyeshyaka, Fidele Twagirayezu, Joseph Ntahompagaze, Leon Fidele Ruganzu Uwimbabazi, Solange Mukeshimana

arxiv:2305.19711 v2 · 2023-05-31 · 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{2NSZBBTJNSKSFY5P3ZERFVCOWJ}

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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

1 paper in Pith

Perturbations with bulk viscosity in modified chaplygin gas cosmology

Receipt and verification

First computed	2026-07-05T06:22:06.001834Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3659086696c9522e3afde4912d44eb274034df3d1a036687983490adf180567

Aliases

arxiv: 2305.19711 · arxiv_version: 2305.19711v2 · doi: 10.48550/arxiv.2305.19711 · pith_short_12: 2NSZBBTJNSKS · pith_short_16: 2NSZBBTJNSKSFY5P · pith_short_8: 2NSZBBTJ

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/2NSZBBTJNSKSFY5P3ZERFVCOWJ \
  | 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: d3659086696c9522e3afde4912d44eb274034df3d1a036687983490adf180567

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5f5a003bc91b3fa6eb56617e5f63ae72c58e88ff94fb0b9b16f3c1f670c8fd9",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2023-05-31T10:07:50Z",
    "title_canon_sha256": "708a3aa9aa0345e43a2426adf5d31c2b8a5376c7d73efaf97ff5b5d0981d9905"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2305.19711",
    "kind": "arxiv",
    "version": 2
  }
}