Pith Number

pith:RZPTAVGP

pith:2015:RZPTAVGPCB2HRO7THFBCB4DBNR

not attested not anchored not stored refs pending

Non-existence of isometry-invariant Hadamard states for a Kruskal black hole in a box and for massless fields on 1+1 Minkowski spacetime with a uniformly accelerating mirror

Bernard S. Kay, Umberto Lupo (York)

arxiv:1502.06582 v3 · 2015-02-23 · gr-qc · hep-th · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RZPTAVGPCB2HRO7THFBCB4DBNR}

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	2026-05-18T01:03:12.125000Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e5f3054cf107478bbf3394220f0616c781c033c8e16cca1afcb3a18b5eb470a

Aliases

arxiv: 1502.06582 · arxiv_version: 1502.06582v3 · doi: 10.48550/arxiv.1502.06582 · pith_short_12: RZPTAVGPCB2H · pith_short_16: RZPTAVGPCB2HRO7T · pith_short_8: RZPTAVGP

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/RZPTAVGPCB2HRO7THFBCB4DBNR \
  | 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: 8e5f3054cf107478bbf3394220f0616c781c033c8e16cca1afcb3a18b5eb470a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32d30805308580c2973466dd873a68dc3b1017d9fa600e3bc4926e216b98f14e",
    "cross_cats_sorted": [
      "hep-th",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-02-23T20:23:18Z",
    "title_canon_sha256": "707fb36b15e89659f2ccf8ac9d02c5b571baae77e9f8d4082a6ceb3111662dcc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.06582",
    "kind": "arxiv",
    "version": 3
  }
}