Pith Number

pith:BNOFV7V2

pith:2010:BNOFV7V2667NKXMGR5ARALGYOA

not attested not anchored not stored refs pending

Almost complex structures on real Lie supergroups

Matthias Kalus

arxiv:1012.4429 v3 · 2010-12-20 · math.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BNOFV7V2667NKXMGR5ARALGYOA}

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	2026-05-18T02:01:08.252694Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b5c5afebaf7bed55d868f41102cd8703e7a63da8df14d3629ea39faeb51a7d9

Aliases

arxiv: 1012.4429 · arxiv_version: 1012.4429v3 · doi: 10.48550/arxiv.1012.4429 · pith_short_12: BNOFV7V2667N · pith_short_16: BNOFV7V2667NKXMG · pith_short_8: BNOFV7V2

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/BNOFV7V2667NKXMGR5ARALGYOA \
  | 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: 0b5c5afebaf7bed55d868f41102cd8703e7a63da8df14d3629ea39faeb51a7d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e209e4fc8e15dc96bf628a92600b47fd557bb36c7ed1ae122d8da189f0dea0e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CV",
    "submitted_at": "2010-12-20T18:31:15Z",
    "title_canon_sha256": "7c6b342013d3ae90d14cd5973eb8bf7e9aa3d2cef5a72dca1ae57386850b8531"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.4429",
    "kind": "arxiv",
    "version": 3
  }
}