Pith Number

pith:RMHZC42K

pith:1994:RMHZC42KPAQPD6XISDO2ZA2DD6

not attested not anchored not stored refs pending

General form of thermodynamical entropy for black hole

A. Ghosh, P. Mitra

arxiv:gr-qc/9408040 v2 · 1994-08-31 · 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{RMHZC42KPAQPD6XISDO2ZA2DD6}

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	2026-05-18T04:37:57.019374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8b0f91734a7820f1fae890ddac83431f889a714827b3debcbed935c82d6e3528

Aliases

arxiv: gr-qc/9408040 · arxiv_version: gr-qc/9408040v2 · doi: 10.48550/arxiv.gr-qc/9408040 · pith_short_12: RMHZC42KPAQP · pith_short_16: RMHZC42KPAQPD6XI · pith_short_8: RMHZC42K

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/RMHZC42KPAQPD6XISDO2ZA2DD6 \
  | 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: 8b0f91734a7820f1fae890ddac83431f889a714827b3debcbed935c82d6e3528

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ee88cbd2340a5075f8568d5db7a183a37fedc95f2c6bc94ad3eebf5309fe6676",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1994-08-31T10:57:00Z",
    "title_canon_sha256": "a5ce8524a0e4699f9f876bb836bfeb3acfe16a4152c090be5069f541938ee43e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9408040",
    "kind": "arxiv",
    "version": 2
  }
}