Pith Number

pith:Q3V24S5Y

pith:2009:Q3V24S5YBK3MWQ2V2FHKDLXO2X

not attested not anchored not stored refs pending

The phase-space of generalized Gauss-Bonnet dark energy

A. Ghalee, M. Alimohammadi

arxiv:0908.1150 v2 · 2009-08-08 · gr-qc · astro-ph.CO · 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{Q3V24S5YBK3MWQ2V2FHKDLXO2X}

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

2 papers in Pith

Dynamical system analysis of the cosmological phases in Palatini $k$-essence gravity

Modified Gravity and Cosmology

Receipt and verification

First computed	2026-07-04T15:48:39.056922Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86ebae4bb80ab6cb4355d14ea1aeeed5efad4ba0aafa8d8c64341c3457b39d45

Aliases

arxiv: 0908.1150 · arxiv_version: 0908.1150v2 · doi: 10.48550/arxiv.0908.1150 · pith_short_12: Q3V24S5YBK3M · pith_short_16: Q3V24S5YBK3MWQ2V · pith_short_8: Q3V24S5Y

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/Q3V24S5YBK3MWQ2V2FHKDLXO2X \
  | 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: 86ebae4bb80ab6cb4355d14ea1aeeed5efad4ba0aafa8d8c64341c3457b39d45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39bb066b88ae7dfbeb0cdc94136ab21a4ce86081c282e654a4fe6a65e6844b7b",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-08-08T05:51:01Z",
    "title_canon_sha256": "b7bd65d1391de3b9f62082b31b5c09ceefc75befe2c233c8c7a8c3b4e78330d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0908.1150",
    "kind": "arxiv",
    "version": 2
  }
}