Pith Number

pith:YCHQQNHS

pith:2022:YCHQQNHSNA2VTKEMNPJM6T5R33

not attested not anchored not stored refs pending

The inflationary scenario in the $f(R)$ gravity model with a $R^4$ term

Anisur Rahaman, Sahazada Aziz, Sohan Kumar Jha

arxiv:2211.08159 v1 · 2022-11-15 · 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{YCHQQNHSNA2VTKEMNPJM6T5R33}

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

Inflationary observables in $F(R)$ gravity

Receipt and verification

First computed	2026-07-05T05:16:10.670810Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c08f0834f2683559a88c6bd2cf4fb1ded8819bbfd025ce322a2d3d951a1d85f6

Aliases

arxiv: 2211.08159 · arxiv_version: 2211.08159v1 · doi: 10.48550/arxiv.2211.08159 · pith_short_12: YCHQQNHSNA2V · pith_short_16: YCHQQNHSNA2VTKEM · pith_short_8: YCHQQNHS

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/YCHQQNHSNA2VTKEMNPJM6T5R33 \
  | 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: c08f0834f2683559a88c6bd2cf4fb1ded8819bbfd025ce322a2d3d951a1d85f6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0d42b721cc081b9496a75f3165c2d956948630830a43e1cee1bafb71c12c4c6b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2022-11-15T14:12:01Z",
    "title_canon_sha256": "a2ddb17036c6df7484686da191fb78279414d4abd65cd2cef94711ac3bc4a02d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2211.08159",
    "kind": "arxiv",
    "version": 1
  }
}