Pith Number

pith:JSU4RU6M

pith:2011:JSU4RU6MU7LSV3FXVZEWQQAAMW

not attested not anchored not stored refs pending

Dirac Equation in Kerr-NUT-(A)dS Spacetimes: Intrinsic Characterization of Separability in All Dimensions

David Kubiznak, Marco Cariglia, Pavel Krtous

arxiv:1104.4123 v1 · 2011-04-20 · hep-th · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JSU4RU6MU7LSV3FXVZEWQQAAMW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T04:15:05.324246Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ca9c8d3cca7d72aecb7ae4968400065b2cf79c6c2ca29e4849f3aa56ddacb47

Aliases

arxiv: 1104.4123 · arxiv_version: 1104.4123v1 · doi: 10.48550/arxiv.1104.4123 · pith_short_12: JSU4RU6MU7LS · pith_short_16: JSU4RU6MU7LSV3FX · pith_short_8: JSU4RU6M

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/JSU4RU6MU7LSV3FXVZEWQQAAMW \
  | 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: 4ca9c8d3cca7d72aecb7ae4968400065b2cf79c6c2ca29e4849f3aa56ddacb47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "304e023073e408d03d173ff3ccb4b42213a13a45aad522b36b8ce10f94164c8a",
    "cross_cats_sorted": [
      "gr-qc"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-th",
    "submitted_at": "2011-04-20T20:10:00Z",
    "title_canon_sha256": "87bec9f9d08683e2406ac3c9c00b5a87d85d4edea41f7bc2bfc4bb605de168c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.4123",
    "kind": "arxiv",
    "version": 1
  }
}