Pith Number

pith:4G7PHNMK

pith:2011:4G7PHNMKURJ3SLB6QOPLUZEA6W

not attested not anchored not stored refs pending

A class of solutions for Einstein field equations with spatially varying cosmological constant in spherically symmetric anisotropic source

R. N. Tiwari, Saibal Ray

arxiv:1103.0891 v1 · 2011-03-04 · 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{4G7PHNMKURJ3SLB6QOPLUZEA6W}

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	2026-05-18T04:27:26.071106Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e1bef3b58aa453b92c3e839eba6480f585a2942f51c8720bc57f018312b906e1

Aliases

arxiv: 1103.0891 · arxiv_version: 1103.0891v1 · doi: 10.48550/arxiv.1103.0891 · pith_short_12: 4G7PHNMKURJ3 · pith_short_16: 4G7PHNMKURJ3SLB6 · pith_short_8: 4G7PHNMK

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/4G7PHNMKURJ3SLB6QOPLUZEA6W \
  | 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: e1bef3b58aa453b92c3e839eba6480f585a2942f51c8720bc57f018312b906e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a997a77c92089c87b89788222260a2d1aca5c66992c62bdf41dbe1ba4a2450ab",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-03-04T13:19:10Z",
    "title_canon_sha256": "8bf725ff20e59877f09bceb09708b38355389f62b59e54d1700db6c7228fa55f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.0891",
    "kind": "arxiv",
    "version": 1
  }
}