Pith Number

pith:7SINDDRR

pith:2019:7SINDDRRTJ5QGPRO3JQGBSUZAE

not attested not anchored not stored refs pending

Null geodesics, quasinormal modes, and thermodynamic phase transition for charged black holes in asymptotically flat and dS spacetimes

Shao-Wen Wei, Yu-Xiao Liu

arxiv:1909.11911 v1 · 2019-09-26 · 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{7SINDDRRTJ5QGPRO3JQGBSUZAE}

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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

Scalar and Electromagnetic Perturbations around a Black Hole with a Topological Defect: Quasinormal Modes and Quasi-bound States in a Plasma Medium

Receipt and verification

First computed	2026-07-05T01:55:43.149038Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc90d18e319a7b033e2eda6060ca99010c202346824acc6b06a1a2956b1d2f67

Aliases

arxiv: 1909.11911 · arxiv_version: 1909.11911v1 · doi: 10.48550/arxiv.1909.11911 · pith_short_12: 7SINDDRRTJ5Q · pith_short_16: 7SINDDRRTJ5QGPRO · pith_short_8: 7SINDDRR

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/7SINDDRRTJ5QGPRO3JQGBSUZAE \
  | 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: fc90d18e319a7b033e2eda6060ca99010c202346824acc6b06a1a2956b1d2f67

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e4941f422523393627c3baeaa63f0db35c0d82dabe1c0d0e64ebf0b8fd83c12",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2019-09-26T05:55:15Z",
    "title_canon_sha256": "3ac90f9bbd84467fd7a016ed5496e99a448e397394ea09b15c3f2fb2c6e7cb5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.11911",
    "kind": "arxiv",
    "version": 1
  }
}