Pith Number

pith:WCVP3YQN

pith:2004:WCVP3YQN7YOBVZQRJOAKHIF3OK

not attested not anchored not stored refs pending

A brief commentary on black hole entropy

A.J.M. Medved

arxiv:gr-qc/0410086 v2 · 2004-10-18 · 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{WCVP3YQN7YOBVZQRJOAKHIF3OK}

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

Entropy-geometry correspondence as effective nonlocal gravity

Receipt and verification

First computed	2026-07-04T14:25:48.348930Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0aafde20dfe1c1ae6114b80a3a0bb728fdbb40195b6221fd299b825f6355ba4

Aliases

arxiv: gr-qc/0410086 · arxiv_version: gr-qc/0410086v2 · doi: 10.48550/arxiv.gr-qc/0410086 · pith_short_12: WCVP3YQN7YOB · pith_short_16: WCVP3YQN7YOBVZQR · pith_short_8: WCVP3YQN

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/WCVP3YQN7YOBVZQRJOAKHIF3OK \
  | 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: b0aafde20dfe1c1ae6114b80a3a0bb728fdbb40195b6221fd299b825f6355ba4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "567038c2ab2100d22400c87bb1d351dc47e1360591da2d9b6541327747778589",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2004-10-18T19:53:41Z",
    "title_canon_sha256": "7f221f1a9f68ebe8201f5c89886ceac6db85154bb8700d466efe682b1f0c8607"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0410086",
    "kind": "arxiv",
    "version": 2
  }
}