Pith Number

pith:QULJNUYL

pith:2013:QULJNUYLE7NKWPWMSNLCTC4MFO

not attested not anchored not stored refs pending

Variations of $\alpha$ and $G$ from nonlinear multidimensional gravity

K.A. Bronnikov, M.V. Skvortsova

arxiv:1312.7721 v1 · 2013-12-30 · gr-qc · astro-ph.CO · 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{QULJNUYLE7NKWPWMSNLCTC4MFO}

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	2026-05-18T03:03:33.936351Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

851696d30b27daab3ecc9356298b8c2b9b3b361449e6d4d6679851a1e519063c

Aliases

arxiv: 1312.7721 · arxiv_version: 1312.7721v1 · doi: 10.48550/arxiv.1312.7721 · pith_short_12: QULJNUYLE7NK · pith_short_16: QULJNUYLE7NKWPWM · pith_short_8: QULJNUYL

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/QULJNUYLE7NKWPWMSNLCTC4MFO \
  | 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: 851696d30b27daab3ecc9356298b8c2b9b3b361449e6d4d6679851a1e519063c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ed078da7c95182d30b56b7e8c6d9afa5de6043c6d5aa4add0ff8a2d367e3fe9a",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-12-30T14:10:34Z",
    "title_canon_sha256": "fec45368cad635e87a094357bf81b489c0b5a95807ae8f95fdc1664b7c20e8ab"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.7721",
    "kind": "arxiv",
    "version": 1
  }
}