Pith Number

pith:NJPWTD23

pith:2026:NJPWTD236C4TENXBUUPDWB6URK

not attested not anchored not stored refs pending

Melvin--Bonnor and Bertotti--Robinson spacetimes with Baryonic charge

Adolfo Cisterna, Anibal Neira, Fabrizio Canfora, Jos\'e Barrientos, Keanu M\"uller

arxiv:2601.19858 v2 · 2026-01-27 · 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{NJPWTD236C4TENXBUUPDWB6URK}

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

2 papers in Pith

Optical Appearance of the Kerr-Bertotti-Robinson Black Hole with a Magnetically Driven Synchrotron Emissivity Model

Weyl-type solutions with multipolar scalar fields

Receipt and verification

First computed	2026-06-08T01:05:06.489555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a5f698f5bf0b93236e1a51e3b07d48aa09a06a64f91b8f2eb771876f8fa2155

Aliases

arxiv: 2601.19858 · arxiv_version: 2601.19858v2 · doi: 10.48550/arxiv.2601.19858 · pith_short_12: NJPWTD236C4T · pith_short_16: NJPWTD236C4TENXB · pith_short_8: NJPWTD23

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/NJPWTD236C4TENXBUUPDWB6URK \
  | 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: 6a5f698f5bf0b93236e1a51e3b07d48aa09a06a64f91b8f2eb771876f8fa2155

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e23cbf4b0a6547b22e51618e57409507b12febdfd9433c6dd2f5b1c75dbd9fc1",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2026-01-27T18:13:57Z",
    "title_canon_sha256": "6590d51157ee9e488874e4bbb67623a8b8afff4ce67d61b4fc5a82fb1f772aa6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.19858",
    "kind": "arxiv",
    "version": 2
  }
}