Pith Number

pith:DEK6IRRL

pith:2003:DEK6IRRLC4B4NFGDZSRYPQKQP5

not attested not anchored not stored refs pending

Entropy of a Kerr-de Sitter black hole due to arbitrary spin fields

M. L. Yan, S. Q. Wu

arxiv:gr-qc/0303076 v6 · 2003-03-20 · 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{DEK6IRRLC4B4NFGDZSRYPQKQP5}

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	2026-05-18T02:37:30.499068Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1915e4462b1703c694c3cca387c1507f6f86112f306b532e64dbdd57a0ed7fac

Aliases

arxiv: gr-qc/0303076 · arxiv_version: gr-qc/0303076v6 · doi: 10.48550/arxiv.gr-qc/0303076 · pith_short_12: DEK6IRRLC4B4 · pith_short_16: DEK6IRRLC4B4NFGD · pith_short_8: DEK6IRRL

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/DEK6IRRLC4B4NFGDZSRYPQKQP5 \
  | 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: 1915e4462b1703c694c3cca387c1507f6f86112f306b532e64dbdd57a0ed7fac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3f1b9e669f37e7e36a05009dd19ee96e4fa9f0e77fa6956a56d102b5a4c67d7",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2003-03-20T02:45:34Z",
    "title_canon_sha256": "41a1c29437f7d414524c0aab43e658020e2b5ef21319d7e3d171bc4749dc4b63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0303076",
    "kind": "arxiv",
    "version": 6
  }
}