Pith Number

pith:HDCTFWIP

pith:2004:HDCTFWIPIJY7BQXY7FAJP47GDL

not attested not anchored not stored refs pending

Cosmological dynamics of R^n gravity

A. Troisi, P. K. S. Dunsby, S. Capozziello, S. Carloni

arxiv:gr-qc/0410046 v4 · 2004-10-11 · gr-qc · astro-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{HDCTFWIPIJY7BQXY7FAJP47GDL}

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

6 papers in Pith

On phase-space singular surfaces in $f(R)$ gravity

Integrability of $R^2$ gravity cosmological models with radiation

Constraining Scale-Dependent Growth in $f(R)$ Gravity with Future 21 cm Surveys

Spectrum of pure $R^2$ gravity: full Hamiltonian analysis

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

Receipt and verification

First computed	2026-07-04T16:47:48.905456Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38c532d90f4271f0c2f8f94097f3e61ae1e2bae27dddd854b219cd561f02b49e

Aliases

arxiv: gr-qc/0410046 · arxiv_version: gr-qc/0410046v4 · doi: 10.48550/arxiv.gr-qc/0410046 · pith_short_12: HDCTFWIPIJY7 · pith_short_16: HDCTFWIPIJY7BQXY · pith_short_8: HDCTFWIP

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/HDCTFWIPIJY7BQXY7FAJP47GDL \
  | 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: 38c532d90f4271f0c2f8f94097f3e61ae1e2bae27dddd854b219cd561f02b49e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71402328adf39a3ccb319ba74ec2916a3765bc754707956cf1f495620f28a343",
    "cross_cats_sorted": [
      "astro-ph",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2004-10-11T19:45:34Z",
    "title_canon_sha256": "ad6e15b3e58d407e1c72f1aeed38d13bbb60e0b89995037f04b3270b42b225ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0410046",
    "kind": "arxiv",
    "version": 4
  }
}