Pith Number

pith:22TFHYD4

pith:2018:22TFHYD4D6PT7CCPKLRKLIU2TY

not attested not anchored not stored refs pending

Killing spinor data on distorted black hole horizons and the uniqueness of stationary vacuum black holes

I. R\'acz, J.A. Valiente Kroon, M.J. Cole

arxiv:1804.10287 v1 · 2018-04-26 · 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{22TFHYD4D6PT7CCPKLRKLIU2TY}

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	2026-05-18T00:03:06.096867Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6a653e07c1f9f3f884f52e2a5a29a9e2fe5b5cffa4678f2bef4709698f30d52

Aliases

arxiv: 1804.10287 · arxiv_version: 1804.10287v1 · doi: 10.48550/arxiv.1804.10287 · pith_short_12: 22TFHYD4D6PT · pith_short_16: 22TFHYD4D6PT7CCP · pith_short_8: 22TFHYD4

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/22TFHYD4D6PT7CCPKLRKLIU2TY \
  | 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: d6a653e07c1f9f3f884f52e2a5a29a9e2fe5b5cffa4678f2bef4709698f30d52

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78736c4ad75483d6aebfc226be6c6ada913eaf1f028ce3838b551e391d9926e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-04-26T21:41:11Z",
    "title_canon_sha256": "bda630c625f432045e943955f314a0eb4d648f68d5e58001aa82426fdcf59b94"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.10287",
    "kind": "arxiv",
    "version": 1
  }
}