Pith Number

pith:JMWLHPH3

pith:2015:JMWLHPH3KQ4GH3TDPKGE6HXFSY

not attested not anchored not stored refs pending

Brans--Dicke cosmology does not have the $\Lambda$CDM phase as an universal attractor

Israel Quiros, Ricardo Garc\'ia-Salcedo, Tam\'e Gonz\'alez

arxiv:1504.08315 v2 · 2015-04-30 · gr-qc · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JMWLHPH3KQ4GH3TDPKGE6HXFSY}

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	2026-05-18T01:23:40.035595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b2cb3bcfb543863ee637a8c4f1ee59619168063ebdbcb1c998a72b87b665712

Aliases

arxiv: 1504.08315 · arxiv_version: 1504.08315v2 · doi: 10.48550/arxiv.1504.08315 · pith_short_12: JMWLHPH3KQ4G · pith_short_16: JMWLHPH3KQ4GH3TD · pith_short_8: JMWLHPH3

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/JMWLHPH3KQ4GH3TDPKGE6HXFSY \
  | 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: 4b2cb3bcfb543863ee637a8c4f1ee59619168063ebdbcb1c998a72b87b665712

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "58cda752bcba5ee3f275528ca3dcc11c0a2a27e370904db64518b945e015e781",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-04-30T17:41:55Z",
    "title_canon_sha256": "c799eec4ea2d881dd5b2c3dcdfbd6e30407650fd9e6e274e86c7e750237128fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1504.08315",
    "kind": "arxiv",
    "version": 2
  }
}