Pith Number

pith:WDC3P4ZX

pith:2005:WDC3P4ZXVSL6BOQBI3OFISHLJB

not attested not anchored not stored refs pending

Dark energy and cosmological solutions in second-order string gravity

Gianluca Calcagni, M Sami, Shinji Tsujikawa

arxiv:hep-th/0505193 v2 · 2005-05-23 · hep-th · astro-ph · gr-qc · hep-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WDC3P4ZXVSL6BOQBI3OFISHLJB}

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

3 papers in Pith

Towards Stochastic Inflation in Higher-Curvature Gravity

F(R,..) theories from the point of view of the Hamiltonian approach: non-vacuum Anisotropic Bianchi type I cosmological model

Modified Gravity and Cosmology

Receipt and verification

First computed	2026-07-04T16:56:11.609430Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0c5b7f337ac97e0ba0146dc5448eb48430aaa975e1569301caaa2136acb9cbc

Aliases

arxiv: hep-th/0505193 · arxiv_version: hep-th/0505193v2 · doi: 10.48550/arxiv.hep-th/0505193 · pith_short_12: WDC3P4ZXVSL6 · pith_short_16: WDC3P4ZXVSL6BOQB · pith_short_8: WDC3P4ZX

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/WDC3P4ZXVSL6BOQBI3OFISHLJB \
  | 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: b0c5b7f337ac97e0ba0146dc5448eb48430aaa975e1569301caaa2136acb9cbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11f83b4b03f5ad967b904561251af1e0bb3bbf5c14080f87ccb976ae1c8efa1c",
    "cross_cats_sorted": [
      "astro-ph",
      "gr-qc",
      "hep-ph"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2005-05-23T02:53:44Z",
    "title_canon_sha256": "5f4e9f6ba1384602d7822482aac945dd1b0fd2271e33442dc98e7a174f0024f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0505193",
    "kind": "arxiv",
    "version": 2
  }
}