Pith Number

pith:CJNGQ2UP

pith:2013:CJNGQ2UPUPJCRAZTJSX547YDLH

not attested not anchored not stored refs pending

Geometric Classification of 4-Dimensional Superalgebras

Aaron Armour, Yinhuo Zhang

arxiv:1303.5227 v1 · 2013-03-21 · math.RA · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CJNGQ2UPUPJCRAZTJSX547YDLH}

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	2026-05-18T03:30:13.533242Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

125a686a8fa3d22883334cafde7f0359da1be07220d30c65feba772397cae1ec

Aliases

arxiv: 1303.5227 · arxiv_version: 1303.5227v1 · doi: 10.48550/arxiv.1303.5227 · pith_short_12: CJNGQ2UPUPJC · pith_short_16: CJNGQ2UPUPJCRAZT · pith_short_8: CJNGQ2UP

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/CJNGQ2UPUPJCRAZTJSX547YDLH \
  | 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: 125a686a8fa3d22883334cafde7f0359da1be07220d30c65feba772397cae1ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "13ede7449cb291bc768c95016c4271923c08367e9c3ed285c0579ed8480afc9d",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2013-03-21T11:03:47Z",
    "title_canon_sha256": "c5fda97436412119b2c46d3e6778c6e0c7fd6047f31e02ac2c7c979b186ba439"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.5227",
    "kind": "arxiv",
    "version": 1
  }
}