Pith Number

pith:JCY64XH7

pith:2014:JCY64XH77H2HWBSK6MVAH6RGRG

not attested not anchored not stored refs pending

Towards an understanding of the force-free magnetosphere of rapidly spinning black holes

Fan Zhang, Huan Yang, Luis Lehner

arxiv:1409.0345 v2 · 2014-09-01 · astro-ph.HE · gr-qc · 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{JCY64XH77H2HWBSK6MVAH6RGRG}

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	2026-05-18T00:53:51.502086Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48b1ee5cfff9f47b064af32a03fa26899b90ebebb82d83ff18dea052bde59561

Aliases

arxiv: 1409.0345 · arxiv_version: 1409.0345v2 · doi: 10.48550/arxiv.1409.0345 · pith_short_12: JCY64XH77H2H · pith_short_16: JCY64XH77H2HWBSK · pith_short_8: JCY64XH7

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/JCY64XH77H2HWBSK6MVAH6RGRG \
  | 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: 48b1ee5cfff9f47b064af32a03fa26899b90ebebb82d83ff18dea052bde59561

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6a1b3c5ce8f9fd8f76772a9df5e4e2a9df3c79eacc22ca04923b8804c74ce730",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2014-09-01T09:42:08Z",
    "title_canon_sha256": "c4967472498fde66e964aa946e9f0d131fbe9b16f6cbe7771d2adc3ff3a5ef7e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.0345",
    "kind": "arxiv",
    "version": 2
  }
}