Pith Number

pith:IFTUPY4A

pith:2008:IFTUPY4A5B25I6QQRQ4WMPBBK4

not attested not anchored not stored refs pending

Can F(R)-gravity be a viable model: the universal unification scenario for inflation, dark energy and dark matter

Sergei D. Odintsov, Shin'ichi Nojiri

arxiv:0801.4843 v1 · 2008-01-31 · astro-ph · gr-qc · hep-ph · 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{IFTUPY4A5B25I6QQRQ4WMPBBK4}

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

Scalar-Induced Electromagnetic Radiation: Comparison with Axion-Like Particles and Implications for Modified Gravity

Receipt and verification

First computed	2026-07-04T15:07:11.123783Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

416747e380e875d47a108c39663c2157102fe095af2cdd174ef53479c58fbd67

Aliases

arxiv: 0801.4843 · arxiv_version: 0801.4843v1 · doi: 10.48550/arxiv.0801.4843 · pith_short_12: IFTUPY4A5B25 · pith_short_16: IFTUPY4A5B25I6QQ · pith_short_8: IFTUPY4A

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/IFTUPY4A5B25I6QQRQ4WMPBBK4 \
  | 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: 416747e380e875d47a108c39663c2157102fe095af2cdd174ef53479c58fbd67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b6ea1423d91d6812e2535c446b9c5edcf7fce6a92ca1e1b3ff758d7ae196237",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-01-31T10:06:30Z",
    "title_canon_sha256": "2dc0c27fd8cd183730642c4296dedd7d4b57b01c5fbb7ab272974c4753cd5efe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0801.4843",
    "kind": "arxiv",
    "version": 1
  }
}