Pith Number

pith:U75LW525

pith:2014:U75LW525QEJYRW7HXXR72NPDVI

not attested not anchored not stored refs pending

Little Rip, $\Lambda$CDM and singular dark energy cosmology from Born-Infeld-$f(R)$ gravity

Andrey N. Makarenko, Gonzalo J. Olmo, Sergei D. Odintsov

arxiv:1404.2850 v2 · 2014-04-10 · gr-qc · 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{U75LW525QEJYRW7HXXR72NPDVI}

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 Theories on a Nutshell: Inflation, Bounce and Late-time Evolution

Receipt and verification

First computed	2026-05-18T02:50:59.410537Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a7fabb775d811388dbe7bde3fd35e3aa1da89de0e822e583ab776abf798b53ec

Aliases

arxiv: 1404.2850 · arxiv_version: 1404.2850v2 · doi: 10.48550/arxiv.1404.2850 · pith_short_12: U75LW525QEJY · pith_short_16: U75LW525QEJYRW7H · pith_short_8: U75LW525

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/U75LW525QEJYRW7HXXR72NPDVI \
  | 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: a7fabb775d811388dbe7bde3fd35e3aa1da89de0e822e583ab776abf798b53ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c082d37162205cd6dabb8c5fdd65d24783263c73b896c6bcc24c53535505c113",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-04-10T15:41:37Z",
    "title_canon_sha256": "92563d0942509b2f89b1b5f95040a5f295054b977b29fdd9e72e2377f663652d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.2850",
    "kind": "arxiv",
    "version": 2
  }
}