Pith Number

pith:M6YQGVFI

pith:2004:M6YQGVFILAVHEVTTMAJANBJDHJ

not attested not anchored not stored refs pending

Nonsingular Spherical Models with a Variable Cosmological term

Amrit Lal Ahuja, Anirudh Pradhan, Kashika Srivastava

arxiv:gr-qc/0408057 v2 · 2004-08-18 · 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{M6YQGVFILAVHEVTTMAJANBJDHJ}

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	2026-05-18T04:35:34.613334Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67b10354a8582a72567360120685233a5ea47946b97fe17f9c877f85d8bc9c2b

Aliases

arxiv: gr-qc/0408057 · arxiv_version: gr-qc/0408057v2 · doi: 10.48550/arxiv.gr-qc/0408057 · pith_short_12: M6YQGVFILAVH · pith_short_16: M6YQGVFILAVHEVTT · pith_short_8: M6YQGVFI

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/M6YQGVFILAVHEVTTMAJANBJDHJ \
  | 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: 67b10354a8582a72567360120685233a5ea47946b97fe17f9c877f85d8bc9c2b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c6f9a30d1c2b693a5bea221f1c8eb244f924abd4b3ef92cb3cc044ac8a719491",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2004-08-18T10:07:45Z",
    "title_canon_sha256": "d897d4870f940a8ed339bded80c7d612d689a9cf8929656d10683f3aab9bf687"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0408057",
    "kind": "arxiv",
    "version": 2
  }
}