Pith Number

pith:WD6O2OYQ

pith:2008:WD6O2OYQY6RFQFLVK43C7MS5DF

not attested not anchored not stored refs pending

Painleve-Gullstrand Coordinates for the Kerr Solution

Jose Natario

arxiv:0805.0206 v3 · 2008-05-02 · 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{WD6O2OYQY6RFQFLVK43C7MS5DF}

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

Wind-Finslerian structure of black holes

Receipt and verification

First computed	2026-05-18T03:00:15.029326Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b0fced3b10c7a258157557362fb25d19450ccc0638e96ea519ff1f37ddb593c1

Aliases

arxiv: 0805.0206 · arxiv_version: 0805.0206v3 · doi: 10.48550/arxiv.0805.0206 · pith_short_12: WD6O2OYQY6RF · pith_short_16: WD6O2OYQY6RFQFLV · pith_short_8: WD6O2OYQ

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/WD6O2OYQY6RFQFLVK43C7MS5DF \
  | 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: b0fced3b10c7a258157557362fb25d19450ccc0638e96ea519ff1f37ddb593c1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e01f5af472c241d3ff4beab2efdcd07a83f1d459ec5c3ad030d092474cd7790",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2008-05-02T10:22:17Z",
    "title_canon_sha256": "b26efe1021e61f97c2f8ff82846b6b9ec2c08b8ae635c48addd4b09ce3552d6f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.0206",
    "kind": "arxiv",
    "version": 3
  }
}