Pith Number

pith:KLMQ4QBY

pith:1996:KLMQ4QBYZJFN4CLH3NI7OVER4Q

not attested not anchored not stored refs pending

Quantum Field Theory on Spacetimes with a Compactly Generated Cauchy Horizon

Bernard S. Kay (York), Hamburg), Marek J. Radzikowski (York, Robert M. Wald (Chicago)

arxiv:gr-qc/9603012 v2 · 1996-03-10 · 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{KLMQ4QBYZJFN4CLH3NI7OVER4Q}

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	2026-05-18T04:35:34.183587Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

52d90e4038ca4ade0967db51f75491e43b326d48dbb615b827cbf0ceb6902af7

Aliases

arxiv: gr-qc/9603012 · arxiv_version: gr-qc/9603012v2 · doi: 10.48550/arxiv.gr-qc/9603012 · pith_short_12: KLMQ4QBYZJFN · pith_short_16: KLMQ4QBYZJFN4CLH · pith_short_8: KLMQ4QBY

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/KLMQ4QBYZJFN4CLH3NI7OVER4Q \
  | 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: 52d90e4038ca4ade0967db51f75491e43b326d48dbb615b827cbf0ceb6902af7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e4e1781915a1963c5c8b95f9d31125da2287320caf0897643d59d7fbe7579c6e",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1996-03-10T21:54:24Z",
    "title_canon_sha256": "adaac323bf0fd8b9f5efc77d26eb2e9e91b7d8d8af29b38b7de650d015be6bf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9603012",
    "kind": "arxiv",
    "version": 2
  }
}