Pith Number

pith:KX5XXLA4

pith:2013:KX5XXLA4YSGS35GLMD2IPLGRO7

not attested not anchored not stored refs pending

Nonstandard general relativity III: The Kerr class

G\"unter Scharf

arxiv:1301.2140 v1 · 2013-01-10 · 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{KX5XXLA4YSGS35GLMD2IPLGRO7}

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	2026-05-18T03:36:47.414975Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55fb7bac1cc48d2df4cb60f487acd177ccca8a216a2191196f3d859a0b7720ee

Aliases

arxiv: 1301.2140 · arxiv_version: 1301.2140v1 · doi: 10.48550/arxiv.1301.2140 · pith_short_12: KX5XXLA4YSGS · pith_short_16: KX5XXLA4YSGS35GL · pith_short_8: KX5XXLA4

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/KX5XXLA4YSGS35GLMD2IPLGRO7 \
  | 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: 55fb7bac1cc48d2df4cb60f487acd177ccca8a216a2191196f3d859a0b7720ee

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45ed92cd86772bac0e4e507c4015114a00c6290ceb99bc4d748530d5c9068d1c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-01-10T14:51:05Z",
    "title_canon_sha256": "48bcd803e7035c17efa88d2a18f70fb0095570fc2cd75a7e31c4eeaef356920b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.2140",
    "kind": "arxiv",
    "version": 1
  }
}