Pith Number

pith:7YFUM32Z

pith:2010:7YFUM32Z7VR3ZETWNJ4I3MYKG4

not attested not anchored not stored refs pending

Static Spherically Symmetric Solution of (R +- {\mu}^4/R) Gravity

A. Aghamomammadi, A. Vaji, Kh. Saaidi

arxiv:1001.4149 v1 · 2010-01-23 · 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{7YFUM32Z7VR3ZETWNJ4I3MYKG4}

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	2026-05-18T02:09:30.777261Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe0b466f59fd63bc92766a788db30a370ee1e6bc996512f6279d9c04adf5b60e

Aliases

arxiv: 1001.4149 · arxiv_version: 1001.4149v1 · doi: 10.48550/arxiv.1001.4149 · pith_short_12: 7YFUM32Z7VR3 · pith_short_16: 7YFUM32Z7VR3ZETW · pith_short_8: 7YFUM32Z

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/7YFUM32Z7VR3ZETWNJ4I3MYKG4 \
  | 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: fe0b466f59fd63bc92766a788db30a370ee1e6bc996512f6279d9c04adf5b60e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b5f26ad3e96cdf24eb6123eff49ee346f0cc45692a6944b04d60bd6e00bfaeb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2010-01-23T12:26:18Z",
    "title_canon_sha256": "2e4d729bfc1d44958f4e9c9b91f83ebaba6cc1bc481ed5ce335fbed3d063486b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.4149",
    "kind": "arxiv",
    "version": 1
  }
}