Pith Number

pith:QKKCCBRA

pith:2018:QKKCCBRAG3K3NTFLPEG2JABIFD

not attested not anchored not stored refs pending

Branched holomorphic Cartan geometry on Sasakian manifolds

Georg Schumacher, Indranil Biswas, Sorin Dumitrescu

arxiv:1812.02533 v1 · 2018-12-06 · math.DG · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QKKCCBRAG3K3NTFLPEG2JABIFD}

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	2026-05-17T23:58:55.467218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

829421062036d5b6ccab790da4802828ee6df8c230e2ee4df7fce2bb848fd303

Aliases

arxiv: 1812.02533 · arxiv_version: 1812.02533v1 · doi: 10.48550/arxiv.1812.02533 · pith_short_12: QKKCCBRAG3K3 · pith_short_16: QKKCCBRAG3K3NTFL · pith_short_8: QKKCCBRA

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/QKKCCBRAG3K3NTFLPEG2JABIFD \
  | 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: 829421062036d5b6ccab790da4802828ee6df8c230e2ee4df7fce2bb848fd303

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1dc69a6e40a819981bddeaaf4f903df8ed0d53ec964f32987e42261b0cfa0aad",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2018-12-06T14:08:08Z",
    "title_canon_sha256": "f8784c9894b01635d08ea4e921ee0b961af1826bdf8349dbb987561d0bfc30c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.02533",
    "kind": "arxiv",
    "version": 1
  }
}