Pith Number

pith:PE2WGXCE

pith:2013:PE2WGXCEGFCLGFIMROIAMZ2P3J

not attested not anchored not stored refs pending

Enhanced effects of temporal variation of the fundamental constants in ^{2}\Pi_{1/2} term diatomic molecules: ^{207}Pb^{19}F

A. N. Petrov, M. G. Kozlov, V. V. Flambaum, Y. V. Stadnik

arxiv:1310.2767 v4 · 2013-10-10 · physics.atom-ph · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PE2WGXCEGFCLGFIMROIAMZ2P3J}

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	2026-05-18T02:52:32.231439Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7935635c443144b3150c8b9006674fda4fdbf21d4f79ca7a8e9a130c53efd920

Aliases

arxiv: 1310.2767 · arxiv_version: 1310.2767v4 · doi: 10.48550/arxiv.1310.2767 · pith_short_12: PE2WGXCEGFCL · pith_short_16: PE2WGXCEGFCLGFIM · pith_short_8: PE2WGXCE

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/PE2WGXCEGFCLGFIMROIAMZ2P3J \
  | 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: 7935635c443144b3150c8b9006674fda4fdbf21d4f79ca7a8e9a130c53efd920

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "692ddfb4bc6547357615c474dceaad4205c2131bb4767df937647c9454801768",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.atom-ph",
    "submitted_at": "2013-10-10T10:58:09Z",
    "title_canon_sha256": "7a622bebc44e06daf6d4514eb3c2271ddaee368b95c1b10706d5a265fc2d87f0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.2767",
    "kind": "arxiv",
    "version": 4
  }
}