Pith Number

pith:UU7XABXH

pith:2010:UU7XABXHU4EZ5NG2LPKQCXPWJ6

not attested not anchored not stored refs pending

Classification of homomorphisms into simple Z-stable C^*-algebras

Hiroki Matui

arxiv:1002.4790 v2 · 2010-02-25 · 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{UU7XABXHU4EZ5NG2LPKQCXPWJ6}

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	2026-05-18T04:37:20.758121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a53f7006e7a7099eb4da5bd5015df64fa4477069ee53cb99cc16f60aeb76693b

Aliases

arxiv: 1002.4790 · arxiv_version: 1002.4790v2 · doi: 10.48550/arxiv.1002.4790 · pith_short_12: UU7XABXHU4EZ · pith_short_16: UU7XABXHU4EZ5NG2 · pith_short_8: UU7XABXH

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/UU7XABXHU4EZ5NG2LPKQCXPWJ6 \
  | 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: a53f7006e7a7099eb4da5bd5015df64fa4477069ee53cb99cc16f60aeb76693b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4f03107f1f1207a7db7ecf2dfea45004c29470242fddc90c7ca11b31cbd82398",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2010-02-25T14:09:00Z",
    "title_canon_sha256": "29813edac6c32d75d264ff65d7686647d71439df90204367765c630d0faf4018"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.4790",
    "kind": "arxiv",
    "version": 2
  }
}