Pith Number

pith:GPWCRTVA

pith:2009:GPWCRTVAEPLPM6AP65I2FX6SFY

not attested not anchored not stored refs pending

Kerr-Schild Method and Geodesic Structure in Codimension-2 Brane Black Holes

Bertha Cuadros-Melgar, Nelson Zamorano, Susana Aguilar

arxiv:0912.0218 v3 · 2009-12-01 · gr-qc · hep-th

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GPWCRTVAEPLPM6AP65I2FX6SFY}

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	2026-05-18T02:34:02.783135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

33ec28cea023d6f6780ff751a2dfd22e2bebeaa8cc98ab95e8e7ba719a875529

Aliases

arxiv: 0912.0218 · arxiv_version: 0912.0218v3 · doi: 10.48550/arxiv.0912.0218 · pith_short_12: GPWCRTVAEPLP · pith_short_16: GPWCRTVAEPLPM6AP · pith_short_8: GPWCRTVA

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/GPWCRTVAEPLPM6AP65I2FX6SFY \
  | 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: 33ec28cea023d6f6780ff751a2dfd22e2bebeaa8cc98ab95e8e7ba719a875529

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "282d1658407711653f96f2ce4d666d3f4a2b255f751b03bbf37b4caf7ce96d47",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2009-12-01T18:02:24Z",
    "title_canon_sha256": "6c2dd66da383391af5b0b0dbc312803631a50c5420521654986dad1fefeec9c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.0218",
    "kind": "arxiv",
    "version": 3
  }
}