Pith Number

pith:YBM3R27Z

pith:2025:YBM3R27ZDNT767HLETMCVIGHQH

not attested not anchored not stored refs pending

Area spectrum and black hole thermodynamics

Arpita Jana, Manjari Dutta, Sunandan Gangopadhyay

arxiv:2504.12014 v2 · 2025-04-16 · 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{YBM3R27ZDNT767HLETMCVIGHQH}

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	2026-07-05T10:52:59.466496Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c059b8ebf91b67ff7ceb24d82aa0c781c982dea3a3a5968e47d5ecdfaf66d29a

Aliases

arxiv: 2504.12014 · arxiv_version: 2504.12014v2 · doi: 10.48550/arxiv.2504.12014 · pith_short_12: YBM3R27ZDNT7 · pith_short_16: YBM3R27ZDNT767HL · pith_short_8: YBM3R27Z

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/YBM3R27ZDNT767HLETMCVIGHQH \
  | 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: c059b8ebf91b67ff7ceb24d82aa0c781c982dea3a3a5968e47d5ecdfaf66d29a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7aa2463e67d2396c35c16eb629528bd7a8502f93586798a32fc383ccda20a783",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-04-16T12:14:52Z",
    "title_canon_sha256": "cdd5348dde4778bcadb8766a363581cd92e6d174699594aa22ea611f4a23252e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.12014",
    "kind": "arxiv",
    "version": 2
  }
}