Pith Number

pith:F4XC2XBN

pith:2012:F4XC2XBNEYEJLUD2G6HIRBKHH7

not attested not anchored not stored refs pending

The Godel metric in the Chern-Simons modified gravity

A. F. Santos, A. Yu. Petrov, C. Furtado, J. R. Nascimento, T. Mariz

arxiv:1203.0169 v2 · 2012-03-01 · hep-th · 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{F4XC2XBNEYEJLUD2G6HIRBKHH7}

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	2026-05-18T03:44:33.690443Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f2e2d5c2d260895d07a378e8885473fce499d147424517cfa0d58be71bc1bb1

Aliases

arxiv: 1203.0169 · arxiv_version: 1203.0169v2 · doi: 10.48550/arxiv.1203.0169 · pith_short_12: F4XC2XBNEYEJ · pith_short_16: F4XC2XBNEYEJLUD2 · pith_short_8: F4XC2XBN

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/F4XC2XBNEYEJLUD2G6HIRBKHH7 \
  | 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: 2f2e2d5c2d260895d07a378e8885473fce499d147424517cfa0d58be71bc1bb1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78d75bd8e2250ec22e209fada7a93601606a4aa6d73861dab69e979f51e007f5",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2012-03-01T12:43:39Z",
    "title_canon_sha256": "7577673b241351bee835e230a3f75e8148dca064eb641e2836c35168fc4ae7e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.0169",
    "kind": "arxiv",
    "version": 2
  }
}