Pith Number

pith:TE2KYRCP

pith:2013:TE2KYRCPT3POL7KFX75GWG5EYT

not attested not anchored not stored refs pending

Crossed Products and MF algebras

Stefanos Orfanos, Weihua Li

arxiv:1301.4585 v1 · 2013-01-19 · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TE2KYRCPT3POL7KFX75GWG5EYT}

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	2026-05-18T00:43:40.005370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9934ac444f9edee5fd45bffa6b1ba4c4c549dccc084e9a1d35ca7de9779cab45

Aliases

arxiv: 1301.4585 · arxiv_version: 1301.4585v1 · doi: 10.48550/arxiv.1301.4585 · pith_short_12: TE2KYRCPT3PO · pith_short_16: TE2KYRCPT3POL7KF · pith_short_8: TE2KYRCP

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/TE2KYRCPT3POL7KFX75GWG5EYT \
  | 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: 9934ac444f9edee5fd45bffa6b1ba4c4c549dccc084e9a1d35ca7de9779cab45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dfa4254d207bf2225f45c055fd32ca2136c8e3bae4680f97f3e254666b66f946",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2013-01-19T18:54:18Z",
    "title_canon_sha256": "b1e3d91f65546aeeef04023135b25cf298c8bb893e583a1ce58603ac9f7567a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.4585",
    "kind": "arxiv",
    "version": 1
  }
}