Pith Number

pith:3G3RA36J

pith:2005:3G3RA36JPXA2GENERFPG3R6XXE

not attested not anchored not stored refs pending

Cosmology with massive neutrinos coupled to dark energy

A.W. Brookfield, C. van de Bruck, D.F. Mota, D. Tocchini-Valentini

arxiv:astro-ph/0503349 v2 · 2005-03-16 · astro-ph · hep-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{3G3RA36JPXA2GENERFPG3R6XXE}

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	2026-07-04T17:25:14.934686Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9b7106fc97dc1a311a4895e6dc7d7b92c57f1434355a810cfdf7c6af640d212

Aliases

arxiv: astro-ph/0503349 · arxiv_version: astro-ph/0503349v2 · doi: 10.48550/arxiv.astro-ph/0503349 · pith_short_12: 3G3RA36JPXA2 · pith_short_16: 3G3RA36JPXA2GENE · pith_short_8: 3G3RA36J

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/3G3RA36JPXA2GENERFPG3R6XXE \
  | 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: d9b7106fc97dc1a311a4895e6dc7d7b92c57f1434355a810cfdf7c6af640d212

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e35c1a15b81b90a936dbccdb97fff5b452c4d1ab56f6e12834847e621a30730c",
    "cross_cats_sorted": [
      "hep-ph",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-03-16T15:55:01Z",
    "title_canon_sha256": "75626f9a7d748a613aabe83db00a3dd213b9358b092a25d1f0032784b0e77d95"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0503349",
    "kind": "arxiv",
    "version": 2
  }
}