Pith Number

pith:Z3DWPPGB

pith:2013:Z3DWPPGBPW7XDVKPFXIPGANGTJ

not attested not anchored not stored refs pending

Surface gravities for non-Killing horizons

Bethan Cropp (SISSA/INFN), Matt Visser (Victoria University of Wellington), Stefano Liberati (SISSA/INFN)

arxiv:1302.2383 v1 · 2013-02-11 · 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{Z3DWPPGBPW7XDVKPFXIPGANGTJ}

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	2026-05-18T03:20:48.164806Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cec767bcc17dbf71d54f2dd0f301a69a7ae601bc0a37698be296a726806f62a3

Aliases

arxiv: 1302.2383 · arxiv_version: 1302.2383v1 · doi: 10.48550/arxiv.1302.2383 · pith_short_12: Z3DWPPGBPW7X · pith_short_16: Z3DWPPGBPW7XDVKP · pith_short_8: Z3DWPPGB

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/Z3DWPPGBPW7XDVKPFXIPGANGTJ \
  | 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: cec767bcc17dbf71d54f2dd0f301a69a7ae601bc0a37698be296a726806f62a3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf2284c90c65eedab02aadf96396515cd94108817bb07bb943564439e9f5f28b",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2013-02-11T01:07:59Z",
    "title_canon_sha256": "71c8c746c539d5774d3fdef46c060166a96bbaaabf7fc973abc37f913cfcb3c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.2383",
    "kind": "arxiv",
    "version": 1
  }
}