Pith Number

pith:VCL3YUAE

pith:1999:VCL3YUAEHANEXNAEY7LOVEJN6W

not attested not anchored not stored refs pending

Strings in Kerr-Newmann Black Holes

A. Kuiroukidis, D. B. Papadopoulos

arxiv:gr-qc/9909057 v2 · 1999-09-20 · 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{VCL3YUAEHANEXNAEY7LOVEJN6W}

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	2026-05-18T01:39:17.815842Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a897bc5004381a4bb404c7d6ea912df5afab7bb963b958a1774ffa63b3f7beda

Aliases

arxiv: gr-qc/9909057 · arxiv_version: gr-qc/9909057v2 · doi: 10.48550/arxiv.gr-qc/9909057 · pith_short_12: VCL3YUAEHANE · pith_short_16: VCL3YUAEHANEXNAE · pith_short_8: VCL3YUAE

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/VCL3YUAEHANEXNAEY7LOVEJN6W \
  | 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: a897bc5004381a4bb404c7d6ea912df5afab7bb963b958a1774ffa63b3f7beda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8762d8bcd7ed1c60b00711e12821f9c2e83b32375be74c119c47bdb4c9407e53",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1999-09-20T07:41:09Z",
    "title_canon_sha256": "dff6be5ff3b34ed0f89c6f2bcdf543ac94f88a7015cc41eabb735bcc608dd386"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9909057",
    "kind": "arxiv",
    "version": 2
  }
}