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Pith Number

pith:FOHDUSV7

pith:2005:FOHDUSV7V63W57O42UYPBQNL52
not attested not anchored not stored refs pending

Cosmological perturbations in the Palatini formulation of modified gravity

Hannu Kurki-Suonio, Tomi Koivisto

arxiv:astro-ph/0509422 v4 · 2005-09-15 · astro-ph · 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{FOHDUSV7V63W57O42UYPBQNL52}

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

5 papers in Pith

Natural Metric-Affine Inflation: Reloaded
Quasi-pole inflation in metric-affine gravity
Modified Gravity Theories on a Nutshell: Inflation, Bounce and Late-time Evolution
Resolution of the cosmological constant problem by unimodular gravity and signature reversal symmetry
Post-Newtonian Constraints on Scalar-Tensor Gravity
Receipt and verification
First computed 2026-05-18T01:40:33.483701Z
Builder pith-number-builder-2026-05-17-v1
Signature Pith Ed25519 (pith-v1-2026-05) · public key
Schema pith-number/v1.0

Canonical hash

2b8e3a4abfafb76efddcd530f0c1abee891d1520ed3f9e10722cd11cbdb4fddb

Aliases

arxiv: astro-ph/0509422 · arxiv_version: astro-ph/0509422v4 · doi: 10.48550/arxiv.astro-ph/0509422 · pith_short_12: FOHDUSV7V63W · pith_short_16: FOHDUSV7V63W57O4 · pith_short_8: FOHDUSV7
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/FOHDUSV7V63W57O42UYPBQNL52 \
  | 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: 2b8e3a4abfafb76efddcd530f0c1abee891d1520ed3f9e10722cd11cbdb4fddb
Canonical record JSON 
{
  "metadata": {
    "abstract_canon_sha256": "3bb1e4c47a188566b7c45ad0403a842f7831ae382fa0f1ae857a4690efcb5e49",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-09-15T08:04:37Z",
    "title_canon_sha256": "7bd3c701a80d638f235004719977de19208081bf03820e11016224c63dc8b9f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0509422",
    "kind": "arxiv",
    "version": 4
  }
}