Pith Number

pith:NDE5Q45F

pith:2009:NDE5Q45F6EEIAVRX7IH3DYUQ6N

not attested not anchored not stored refs pending

Vacuum energy fluctuations, the induced cosmological constant and cosmological reconstruction in non-minimal modified gravity models

E. Elizalde, G. Cognola, S.D. Odintsov, S. Nojiri

arxiv:0909.2747 v1 · 2009-09-15 · 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{NDE5Q45F6EEIAVRX7IH3DYUQ6N}

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	2026-05-18T04:25:01.866319Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68c9d873a5f108805637fa0fb1e290f36b135b98cecedc20ff3d4f75e368dd85

Aliases

arxiv: 0909.2747 · arxiv_version: 0909.2747v1 · doi: 10.48550/arxiv.0909.2747 · pith_short_12: NDE5Q45F6EEI · pith_short_16: NDE5Q45F6EEIAVRX · pith_short_8: NDE5Q45F

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/NDE5Q45F6EEIAVRX7IH3DYUQ6N \
  | 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: 68c9d873a5f108805637fa0fb1e290f36b135b98cecedc20ff3d4f75e368dd85

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a52c446cf13fdc6299d5ebea5f0760544470c30da819f773c147b0bf0f9712ec",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-09-15T08:47:46Z",
    "title_canon_sha256": "7615a307bc0c1ad3d0a086c99ac184b3d1d9cec8b3cd6817499cc93ca05f38b2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.2747",
    "kind": "arxiv",
    "version": 1
  }
}