Pith Number

pith:HTYBCYMI

pith:2010:HTYBCYMI4BN63WH246IINOUO2I

not attested not anchored not stored refs pending

How to compute the Wedderburn decomposition of a finite-dimensional associative algebra

Murray R. Bremner

arxiv:1008.2006 v1 · 2010-08-11 · math.RA · math-ph · math.MP · 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{HTYBCYMI4BN63WH246IINOUO2I}

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	2026-05-18T04:42:21.850641Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3cf0116188e05bedd8fae79086ba8ed22d62c8e1e4bfd1069595cc2b52a3919a

Aliases

arxiv: 1008.2006 · arxiv_version: 1008.2006v1 · doi: 10.48550/arxiv.1008.2006 · pith_short_12: HTYBCYMI4BN6 · pith_short_16: HTYBCYMI4BN63WH2 · pith_short_8: HTYBCYMI

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/HTYBCYMI4BN63WH246IINOUO2I \
  | 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: 3cf0116188e05bedd8fae79086ba8ed22d62c8e1e4bfd1069595cc2b52a3919a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9efbbac9c9e40deece502b55e38c14b5a056d6b259dd929e6f4aef1b9f96aa17",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2010-08-11T20:51:57Z",
    "title_canon_sha256": "2a025ef16b66a675c55ef51012894aa418399f95844f07e1912e4c8d52acce06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.2006",
    "kind": "arxiv",
    "version": 1
  }
}