Pith Number

pith:GUMX44QC

pith:2009:GUMX44QCFSTOJD3NDKCQP7CKY4

not attested not anchored not stored refs pending

Non-minimal coupling of photons and axions

Alexander B. Balakin, Wei-Tou Ni

arxiv:0911.2946 v2 · 2009-11-16 · gr-qc · astro-ph.CO · hep-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{GUMX44QCFSTOJD3NDKCQP7CKY4}

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.

Cited by

1 paper in Pith

Thermodynamic Behavior of a 4D Nonminimal Maxwell-AdS Black Hole

Receipt and verification

First computed	2026-05-18T02:34:05.264576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35197e72022ca6e48f6d1a8507fc4ac734bf1b516653ed7e51a30ad1ff397009

Aliases

arxiv: 0911.2946 · arxiv_version: 0911.2946v2 · doi: 10.48550/arxiv.0911.2946 · pith_short_12: GUMX44QCFSTO · pith_short_16: GUMX44QCFSTOJD3N · pith_short_8: GUMX44QC

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/GUMX44QCFSTOJD3NDKCQP7CKY4 \
  | 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: 35197e72022ca6e48f6d1a8507fc4ac734bf1b516653ed7e51a30ad1ff397009

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a4a3474f706e9469925b43d722561ab2b3574f8259158ac58034de91751fec1e",
    "cross_cats_sorted": [
      "astro-ph.CO",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-11-16T03:58:42Z",
    "title_canon_sha256": "92afda8bbf58260c00d1ca60d253db8d49703933c5f96433c2461f1eca3b1dde"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.2946",
    "kind": "arxiv",
    "version": 2
  }
}