Pith Number

pith:JEEZMUTO

pith:2009:JEEZMUTO5MQ4G2JTIDC7HR5JQT

not attested not anchored not stored refs pending

A tomographic description for classical and quantum cosmological perturbations

C. Stornaiolo, G. Marmo, S. Capozziello, V.I. Man'ko

arxiv:0905.1244 v1 · 2009-05-08 · gr-qc · astro-ph.CO · 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{JEEZMUTO5MQ4G2JTIDC7HR5JQT}

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.

Receipt and verification

First computed	2026-05-18T02:13:46.389127Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

490996526eeb21c3693340c5f3c7a984e99bea97664a66563468ef04d3cbf26b

Aliases

arxiv: 0905.1244 · arxiv_version: 0905.1244v1 · doi: 10.48550/arxiv.0905.1244 · pith_short_12: JEEZMUTO5MQ4 · pith_short_16: JEEZMUTO5MQ4G2JT · pith_short_8: JEEZMUTO

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/JEEZMUTO5MQ4G2JTIDC7HR5JQT \
  | 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: 490996526eeb21c3693340c5f3c7a984e99bea97664a66563468ef04d3cbf26b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c93a609a32a01cfab24906c1d56a308c346f57d5a5f93f187f86f3cba9298d61",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-05-08T12:43:27Z",
    "title_canon_sha256": "43e412397352c45dbeb097aa37a6b063daf2904e0e227f1f217a06506e3f5368"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.1244",
    "kind": "arxiv",
    "version": 1
  }
}