Pith Number

pith:UJBUC4N7

pith:2012:UJBUC4N7APLFY7FRTCLM4B3XES

not attested not anchored not stored refs pending

Running coupling in electroweak interactions of leptons from f(R)-gravity with torsion

Luca Fabbri, Mariafelicia De Laurentis, Salvatore Capozziello, Stefano Vignolo

arxiv:1202.3573 v1 · 2012-02-16 · gr-qc · astro-ph.EP · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UJBUC4N7APLFY7FRTCLM4B3XES}

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	2026-05-18T04:01:14.323746Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2434171bf03d65c7cb19896ce0777249c40d32706c3b312ce7e81d6013579c5

Aliases

arxiv: 1202.3573 · arxiv_version: 1202.3573v1 · doi: 10.48550/arxiv.1202.3573 · pith_short_12: UJBUC4N7APLF · pith_short_16: UJBUC4N7APLFY7FR · pith_short_8: UJBUC4N7

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/UJBUC4N7APLFY7FRTCLM4B3XES \
  | 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: a2434171bf03d65c7cb19896ce0777249c40d32706c3b312ce7e81d6013579c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa510fe54c140f81ab89c76d9932606e223a1862532f915c4ac9d9aa5f8ae116",
    "cross_cats_sorted": [
      "astro-ph.EP",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-02-16T12:30:04Z",
    "title_canon_sha256": "e0f3fd62aa178af71d680c150ecc6dc21b6b9896bee21d33b77e1d7878039407"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.3573",
    "kind": "arxiv",
    "version": 1
  }
}