Pith Number

pith:22XGMKOZ

pith:2004:22XGMKOZVONXMBJEE7P7OD72MA

not attested not anchored not stored refs pending

A varying-c cosmology

Hossein Shojaie, Mehrdad Farhoudi

arxiv:gr-qc/0406027 v3 · 2004-06-08 · gr-qc · astro-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{22XGMKOZVONXMBJEE7P7OD72MA}

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	2026-07-04T15:28:42.796381Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6ae6629d9ab9b76052427dff70ffa60330c1a9eabbed34526e9020fe5a5e15e

Aliases

arxiv: gr-qc/0406027 · arxiv_version: gr-qc/0406027v3 · doi: 10.48550/arxiv.gr-qc/0406027 · pith_short_12: 22XGMKOZVONX · pith_short_16: 22XGMKOZVONXMBJE · pith_short_8: 22XGMKOZ

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/22XGMKOZVONXMBJEE7P7OD72MA \
  | 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: d6ae6629d9ab9b76052427dff70ffa60330c1a9eabbed34526e9020fe5a5e15e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "36de87f06f763f5aecea0420d92f1a9826547d8edf86e1141faca1dd6e388526",
    "cross_cats_sorted": [
      "astro-ph"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2004-06-08T03:15:00Z",
    "title_canon_sha256": "47b6e6b165f7c5b9a624d34a79c0af4d9625216d08e0521356d1ab6db6643167"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0406027",
    "kind": "arxiv",
    "version": 3
  }
}