Pith Number

pith:FWBWTVIN

pith:1995:FWBWTVINTW5TDOCM6TQG2SPPXZ

not attested not anchored not stored refs pending

Isotropization of Bianchi-Type Cosmological Solutions in Brans-Dicke Theory

J.L. Cervantes-Cota, P. Chauvet

arxiv:gr-qc/9502015 v1 · 1995-02-07 · 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{FWBWTVINTW5TDOCM6TQG2SPPXZ}

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	2026-05-18T01:06:45.060344Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d8369d50d9dbb31b84cf4e06d49efbe7abf3f0b5455cf1aa410812978ac4017

Aliases

arxiv: gr-qc/9502015 · arxiv_version: gr-qc/9502015v1 · doi: 10.48550/arxiv.gr-qc/9502015 · pith_short_12: FWBWTVINTW5T · pith_short_16: FWBWTVINTW5TDOCM · pith_short_8: FWBWTVIN

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/FWBWTVINTW5TDOCM6TQG2SPPXZ \
  | 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: 2d8369d50d9dbb31b84cf4e06d49efbe7abf3f0b5455cf1aa410812978ac4017

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4500ae7874a415144516ccc15e634fa2e9097893fd7526954a7a81cdb32af20d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1995-02-07T10:57:27Z",
    "title_canon_sha256": "c0ee6d012ae137e93b51e2a89bba8ace4ec1f501c5ab1a45dec41ad785050463"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9502015",
    "kind": "arxiv",
    "version": 1
  }
}