Pith Number

pith:FNBBP3JK

pith:2015:FNBBP3JK3B7NM5EYGKC6NN77G2

not attested not anchored not stored refs pending

Constraints on force-free magnetospheres for Kerr(-AdS) black holes with non-null currents

Xun Wang

arxiv:1505.04781 v1 · 2015-05-18 · 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{FNBBP3JK3B7NM5EYGKC6NN77G2}

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	2026-05-18T02:07:24.615699Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2b4217ed2ad87ed674983285e6b7ff36b8e75b673090256e5564c7af85449547

Aliases

arxiv: 1505.04781 · arxiv_version: 1505.04781v1 · doi: 10.48550/arxiv.1505.04781 · pith_short_12: FNBBP3JK3B7N · pith_short_16: FNBBP3JK3B7NM5EY · pith_short_8: FNBBP3JK

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/FNBBP3JK3B7NM5EYGKC6NN77G2 \
  | 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: 2b4217ed2ad87ed674983285e6b7ff36b8e75b673090256e5564c7af85449547

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ea628f9a10e2b45103a574201d5d8cbd7e5cfa3bb328875b90384ee2298364d7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-05-18T19:59:44Z",
    "title_canon_sha256": "b558b4b3f569320158c1c521f0b3b1f711332c844036abe2c0b0786b67423057"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.04781",
    "kind": "arxiv",
    "version": 1
  }
}