Pith Number

pith:6RCN3LUA

pith:2012:6RCN3LUAGITQI2VHQGNQM5ZFOK

not attested not anchored not stored refs pending

Dirac and Generalized Complex Structures on Cartan Geometries

Honglei Lang, Xiaomeng Xu

arxiv:1204.5951 v3 · 2012-04-26 · 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{6RCN3LUAGITQI2VHQGNQM5ZFOK}

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	2026-05-18T03:52:41.298553Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f444ddae803227046aa7819b06772572836a9afa94266b46a8b4085fd9b25682

Aliases

arxiv: 1204.5951 · arxiv_version: 1204.5951v3 · doi: 10.48550/arxiv.1204.5951 · pith_short_12: 6RCN3LUAGITQ · pith_short_16: 6RCN3LUAGITQI2VH · pith_short_8: 6RCN3LUA

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/6RCN3LUAGITQI2VHQGNQM5ZFOK \
  | 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: f444ddae803227046aa7819b06772572836a9afa94266b46a8b4085fd9b25682

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4746e6463e5d5691af3358e33a21d1e0f2d6cb4fb86ce5ba56832cbc17910a70",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2012-04-26T14:53:32Z",
    "title_canon_sha256": "aa1de1253d676aa4f440b48593e6abef05d8924a2e9132d469e7d073485a5bfc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1204.5951",
    "kind": "arxiv",
    "version": 3
  }
}