Pith Number

pith:LM7MHNQG

pith:2015:LM7MHNQGXUXTS2JL7CNDO72GWR

not attested not anchored not stored refs pending

Primitive Central idempotents and the Wedderburn Decomposition of a Rational Abelian Group Algebra

Ravi S. Kulkarni, Soham S. Pradhan

arxiv:1509.02355 v1 · 2015-09-08 · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LM7MHNQGXUXTS2JL7CNDO72GWR}

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	2026-05-18T01:33:41.106297Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5b3ec3b606bd2f39692bf89a377f46b456e92b22608736353f3caa1c1dfe8f63

Aliases

arxiv: 1509.02355 · arxiv_version: 1509.02355v1 · doi: 10.48550/arxiv.1509.02355 · pith_short_12: LM7MHNQGXUXT · pith_short_16: LM7MHNQGXUXTS2JL · pith_short_8: LM7MHNQG

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/LM7MHNQGXUXTS2JL7CNDO72GWR \
  | 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: 5b3ec3b606bd2f39692bf89a377f46b456e92b22608736353f3caa1c1dfe8f63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "847467473de226f9fe2ae83b33677a3c6bd17c1d67a14c34ef1059e2f96e6fe3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2015-09-08T13:11:52Z",
    "title_canon_sha256": "4bbd8ca2210731c117624d45fe44b53c6d9058ad66d39dce89568ebd7129e9d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1509.02355",
    "kind": "arxiv",
    "version": 1
  }
}