Pith Number

pith:JIFALZUD

pith:2014:JIFALZUDD2YKSH7ZSNKAAHMIQ7

not attested not anchored not stored refs pending

On C*-algebras which cannot be decomposed into tensor products with both factors infinite-dimensional

Tomasz Kania

arxiv:1412.3621 v3 · 2014-12-11 · math.OA · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JIFALZUDD2YKSH7ZSNKAAHMIQ7}

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	2026-05-18T01:01:29.397748Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4a0a05e6831eb0a91ff99354001d8887dde8ce7b889115ab77fde051f3ab2eb2

Aliases

arxiv: 1412.3621 · arxiv_version: 1412.3621v3 · doi: 10.48550/arxiv.1412.3621 · pith_short_12: JIFALZUDD2YK · pith_short_16: JIFALZUDD2YKSH7Z · pith_short_8: JIFALZUD

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/JIFALZUDD2YKSH7ZSNKAAHMIQ7 \
  | 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: 4a0a05e6831eb0a91ff99354001d8887dde8ce7b889115ab77fde051f3ab2eb2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a0e60ace9ecea5614e09c2e093972502cb42845bae96300ae407c923591fa2b",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2014-12-11T12:10:20Z",
    "title_canon_sha256": "ccafdbb49316d32014bb53af64a35dcf05e29d138e375695060ee81ec0ee51ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.3621",
    "kind": "arxiv",
    "version": 3
  }
}