Pith Number

pith:HZYEEPMJ

pith:2018:HZYEEPMJ5AYMVNN2PRIISQAWI2

not attested not anchored not stored refs pending

The Petrov type D equation on genus $>0$ sections of isolated horizons

Adam Szereszewski, Denis Dobkowski-Ry{\l}ko, Jerzy lewandowski, Wojciech Kami\'nski

arxiv:1804.09614 v3 · 2018-04-25 · 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{HZYEEPMJ5AYMVNN2PRIISQAWI2}

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	2026-05-18T00:08:14.925442Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e70423d89e830cab5ba7c5089401646a75f54bd347f18faf8c3d5eb56fb6da3

Aliases

arxiv: 1804.09614 · arxiv_version: 1804.09614v3 · doi: 10.48550/arxiv.1804.09614 · pith_short_12: HZYEEPMJ5AYM · pith_short_16: HZYEEPMJ5AYMVNN2 · pith_short_8: HZYEEPMJ

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/HZYEEPMJ5AYMVNN2PRIISQAWI2 \
  | 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: 3e70423d89e830cab5ba7c5089401646a75f54bd347f18faf8c3d5eb56fb6da3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c72a14f6b625ae99eeb54c6166032dfa1653ffb1ff9de88a5827183d46fb1463",
    "cross_cats_sorted": [
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-04-25T15:10:25Z",
    "title_canon_sha256": "7ff7b00f740a2519a187c3b13752cb5201d85413916de431f863bc5344844a15"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.09614",
    "kind": "arxiv",
    "version": 3
  }
}