Pith Number

pith:AUOQOK2V

pith:2018:AUOQOK2V3UU2XXRDB4FHQWYJ6M

not attested not anchored not stored refs pending

A criterion for the existence of Killing vectors in 3D

Boris Kruglikov, Kentaro Tomoda

arxiv:1804.11032 v1 · 2018-04-30 · gr-qc · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AUOQOK2V3UU2XXRDB4FHQWYJ6M}

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	2026-05-18T00:08:41.998199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

051d072b55dd29abde230f0a785b09f309295c99a8b5e47a29b1e9d35fcc4d7a

Aliases

arxiv: 1804.11032 · arxiv_version: 1804.11032v1 · doi: 10.48550/arxiv.1804.11032 · pith_short_12: AUOQOK2V3UU2 · pith_short_16: AUOQOK2V3UU2XXRD · pith_short_8: AUOQOK2V

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/AUOQOK2V3UU2XXRDB4FHQWYJ6M \
  | 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: 051d072b55dd29abde230f0a785b09f309295c99a8b5e47a29b1e9d35fcc4d7a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5fe6104efef1259bf9ed5d6fdf855d0bc52876142a6e88f80ae25c7c5ff9a07",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-04-30T02:48:14Z",
    "title_canon_sha256": "7968356a2287f7af470ae6f007e46449015d0d67860fbace4b5faf52b91f5835"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.11032",
    "kind": "arxiv",
    "version": 1
  }
}