Pith Number

pith:QDTJVTLA

pith:1998:QDTJVTLAOPSILK7ELZ6P5LVPJW

not attested not anchored not stored refs pending

Thermodynamics of toroidal black holes

Claudia S. Pe\c{c}a, Jos\'e P. S. Lemos

arxiv:gr-qc/9809029 v1 · 1998-09-07 · 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{QDTJVTLAOPSILK7ELZ6P5LVPJW}

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

1 paper in Pith

Inconsistencies of nonmetric Einstein-Dirac-Maxwell theories and a cure for geometric flows of f(Q) black ellipsoid, toroid and wormhole solutions

Receipt and verification

First computed	2026-07-04T16:08:51.639310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

80e69acd6073e485abe45e7cfeaeaf4d971eeff7556bf8de861f0ee01cc476c6

Aliases

arxiv: gr-qc/9809029 · arxiv_version: gr-qc/9809029v1 · doi: 10.48550/arxiv.gr-qc/9809029 · pith_short_12: QDTJVTLAOPSI · pith_short_16: QDTJVTLAOPSILK7E · pith_short_8: QDTJVTLA

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/QDTJVTLAOPSILK7ELZ6P5LVPJW \
  | 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: 80e69acd6073e485abe45e7cfeaeaf4d971eeff7556bf8de861f0ee01cc476c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fd7df294a25d649bb596dcaaf01534b7f1b8321a99051e7c3d5d85f372bc60c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1998-09-07T19:53:06Z",
    "title_canon_sha256": "a71ce62daee6b53983375f0e3a1630313af8f6615949a3d767b92c46b39aa9ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9809029",
    "kind": "arxiv",
    "version": 1
  }
}