Pith Number

pith:6Z6NC2CT

pith:2014:6Z6NC2CTPUFZ5CN6IHO44AYNF7

not attested not anchored not stored refs pending

Geometric thermodynamics: black holes and the meaning of the scalar curvature

Gerardo F. Torres del Castillo, Merced Montesinos, Miguel \'A. Garc\'ia-Ariza

arxiv:1407.5501 v2 · 2014-07-21 · gr-qc · hep-th · math-ph · math.MP · physics.chem-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{6Z6NC2CTPUFZ5CN6IHO44AYNF7}

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	2026-05-18T02:31:11.368842Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f67cd168537d0b9e89be41ddce030d2fd33b128b32f2d85b52a97688281f261f

Aliases

arxiv: 1407.5501 · arxiv_version: 1407.5501v2 · doi: 10.48550/arxiv.1407.5501 · pith_short_12: 6Z6NC2CTPUFZ · pith_short_16: 6Z6NC2CTPUFZ5CN6 · pith_short_8: 6Z6NC2CT

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/6Z6NC2CTPUFZ5CN6IHO44AYNF7 \
  | 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: f67cd168537d0b9e89be41ddce030d2fd33b128b32f2d85b52a97688281f261f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89833c5b38a5531cd5cdd060ce9e935f544f1f8172e6e073c33a43cfbcd49949",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP",
      "physics.chem-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2014-07-21T14:12:30Z",
    "title_canon_sha256": "9f0410b92b65d2bf1b250e00a173dc3ee6f45c3831324b83a9af678c9180f74a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.5501",
    "kind": "arxiv",
    "version": 2
  }
}