Pith Number

pith:OAXBNAOG

pith:1997:OAXBNAOGI7T5L62VNUVHYIOJL7

not attested not anchored not stored refs pending

Action and entropy of black holes in spacetimes with a cosmological constant

Jeong-Young Ji, Kwang-Sup Soh, Rong-Gen Cai

arxiv:gr-qc/9708062 v2 · 1997-08-26 · 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{OAXBNAOGI7T5L62VNUVHYIOJL7}

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	2026-05-18T04:24:25.864390Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

702e1681c647e7d5fb556d2a7c21c95fc032711b3013c403cea082f37674a621

Aliases

arxiv: gr-qc/9708062 · arxiv_version: gr-qc/9708062v2 · doi: 10.48550/arxiv.gr-qc/9708062 · pith_short_12: OAXBNAOGI7T5 · pith_short_16: OAXBNAOGI7T5L62V · pith_short_8: OAXBNAOG

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/OAXBNAOGI7T5L62VNUVHYIOJL7 \
  | 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: 702e1681c647e7d5fb556d2a7c21c95fc032711b3013c403cea082f37674a621

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67a67291b90c53af2647c79b727ec110cec11b0c20283f207eb8755cfc769d41",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1997-08-26T09:28:33Z",
    "title_canon_sha256": "20eb6be623e6cbbc802998e75c2d5e7a34ed333e070499394f5faf043f57247a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9708062",
    "kind": "arxiv",
    "version": 2
  }
}