Pith Number

pith:AN2I4GB4

pith:2012:AN2I4GB4D2JUG2PX2SPNVGTCGV

not attested not anchored not stored refs pending

Born-Infeld extension of Lovelock brane gravity

Efra\'in Rojas, Miguel Cruz

arxiv:1212.1704 v2 · 2012-12-07 · 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{AN2I4GB4D2JUG2PX2SPNVGTCGV}

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	2026-05-18T03:26:20.495582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

03748e183c1e934369f7d49eda9a62354500c80af4e98865e55d1e12ab3c05cb

Aliases

arxiv: 1212.1704 · arxiv_version: 1212.1704v2 · doi: 10.48550/arxiv.1212.1704 · pith_short_12: AN2I4GB4D2JU · pith_short_16: AN2I4GB4D2JUG2PX · pith_short_8: AN2I4GB4

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/AN2I4GB4D2JUG2PX2SPNVGTCGV \
  | 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: 03748e183c1e934369f7d49eda9a62354500c80af4e98865e55d1e12ab3c05cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1319863f7b36f16b790391715c181e6b1c10c783729e27f2669ea7466da96af4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-12-07T20:47:16Z",
    "title_canon_sha256": "523b986e56fd2e7cbfc787919d49728ac1d733a43bde2ecc62c4538f73fab320"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.1704",
    "kind": "arxiv",
    "version": 2
  }
}