Pith Number

pith:5R3DX47Y

pith:2004:5R3DX47YECQPPYLMGEULQICYMP

not attested not anchored not stored refs pending

Four Parametric Regular Black Hole Solution

Alberto Garc\'ia, Eloy Ay\'on-Beato

arxiv:hep-th/0403229 v2 · 2004-03-23 · hep-th · 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{5R3DX47YECQPPYLMGEULQICYMP}

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

2 papers in Pith

Testing black hole metrics with binary black hole inspirals

Three dimensional black bounces in $f(R)$ gravity

Receipt and verification

First computed	2026-05-18T01:08:53.519399Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec763bf3f820a0f7e16c3128b8205863c665708b1e1924b5147d788afb507d34

Aliases

arxiv: hep-th/0403229 · arxiv_version: hep-th/0403229v2 · doi: 10.48550/arxiv.hep-th/0403229 · pith_short_12: 5R3DX47YECQP · pith_short_16: 5R3DX47YECQPPYLM · pith_short_8: 5R3DX47Y

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/5R3DX47YECQPPYLMGEULQICYMP \
  | 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: ec763bf3f820a0f7e16c3128b8205863c665708b1e1924b5147d788afb507d34

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ceda6ea3ff5a2123b794a0042787cddc4cbdd6dcb71f834ca903c099075e306",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2004-03-23T02:26:58Z",
    "title_canon_sha256": "79703464e509eda93153513b3093a0dbc1030e453e3b8502009baf9e557e4784"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0403229",
    "kind": "arxiv",
    "version": 2
  }
}