Pith Number

pith:UL6O7LLU

pith:2012:UL6O7LLUVJPGUDPBYQM2LN2SHM

not attested not anchored not stored refs pending

Superradiance Problem of Bosons and Fermions for Rotating Black Holes in Bargmann-Wigner Formulation

Masakatsu Kenmoku

arxiv:1208.0644 v2 · 2012-08-03 · 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{UL6O7LLUVJPGUDPBYQM2LN2SHM}

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	2026-05-18T03:46:46.962061Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2fcefad74aa5e6a0de1c419a5b7523b119b2f4f16bb4887e5faa403b9eef9ae

Aliases

arxiv: 1208.0644 · arxiv_version: 1208.0644v2 · doi: 10.48550/arxiv.1208.0644 · pith_short_12: UL6O7LLUVJPG · pith_short_16: UL6O7LLUVJPGUDPB · pith_short_8: UL6O7LLU

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/UL6O7LLUVJPGUDPBYQM2LN2SHM \
  | 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: a2fcefad74aa5e6a0de1c419a5b7523b119b2f4f16bb4887e5faa403b9eef9ae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d86858f7b7e28a5721e1181a18286e45e9772a9956b12d1eb4d08e685c72b89",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-08-03T02:28:18Z",
    "title_canon_sha256": "adc92e950af7a0f875cfeda65351badf94c942237b1c8ea59a2dc8e2e1a516b6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.0644",
    "kind": "arxiv",
    "version": 2
  }
}