Pith Number

pith:72KHGRYC

pith:2019:72KHGRYCSVC62IPSJRUOJBAG2F

not attested not anchored not stored refs pending

Generalized Holomorphic Cartan geometries

Indranil Biswas, Sorin Dumitrescu

arxiv:1902.06652 v1 · 2019-02-18 · 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{72KHGRYCSVC62IPSJRUOJBAG2F}

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	2026-05-17T23:53:44.919007Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fe947347029545ed21f24c68e48406d15492d8800885de3bfea2384393948518

Aliases

arxiv: 1902.06652 · arxiv_version: 1902.06652v1 · doi: 10.48550/arxiv.1902.06652 · pith_short_12: 72KHGRYCSVC6 · pith_short_16: 72KHGRYCSVC62IPS · pith_short_8: 72KHGRYC

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/72KHGRYCSVC62IPSJRUOJBAG2F \
  | 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: fe947347029545ed21f24c68e48406d15492d8800885de3bfea2384393948518

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5721eb66bfdbe501cfba96e869dc0cfee36e4da3f15fccd497213c803e5a5e33",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2019-02-18T17:12:46Z",
    "title_canon_sha256": "e737c4ec1a54ff1e3da7201162cf716c2ab1aba50a7b4cedd4cb7277f36631a4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.06652",
    "kind": "arxiv",
    "version": 1
  }
}