Pith Number

pith:CUQYPR2X

pith:2010:CUQYPR2XVNZDKMXOYELMQG4Q2C

not attested not anchored not stored refs pending

FRW Cosmology From Five Dimensional Vacuum Brans-Dicke Theory

Amir F. Bahrehbakhsh, Hossein Shojaie, Mehrdad Farhoudi

arxiv:1005.2501 v2 · 2010-05-14 · 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{CUQYPR2XVNZDKMXOYELMQG4Q2C}

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

1 paper in Pith

Modified Gravity and Cosmology

Receipt and verification

First computed	2026-05-18T02:24:07.147126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

152187c757ab723532eec116c81b90d092c18f45f2f76911ad72b8db9ac4eac3

Aliases

arxiv: 1005.2501 · arxiv_version: 1005.2501v2 · doi: 10.48550/arxiv.1005.2501 · pith_short_12: CUQYPR2XVNZD · pith_short_16: CUQYPR2XVNZDKMXO · pith_short_8: CUQYPR2X

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/CUQYPR2XVNZDKMXOYELMQG4Q2C \
  | 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: 152187c757ab723532eec116c81b90d092c18f45f2f76911ad72b8db9ac4eac3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b312bf0fb39943b64c49b809269b3643bc5f7caa5d222dadbba97a11676ebb47",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2010-05-14T11:18:45Z",
    "title_canon_sha256": "4ccb12ad98b84c7074dac2e1824dceed68b565584fe604edc23de606fb7335ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.2501",
    "kind": "arxiv",
    "version": 2
  }
}