Pith Number

pith:OFNEK3NX

pith:2019:OFNEK3NXIZYJ3SLEBHYD5ABN7D

not attested not anchored not stored refs pending

Essential crossed products for inverse semigroup actions: simplicity and pure infiniteness

B. K. Kwasniewski, R. Meyer

arxiv:1906.06202 v2 · 2019-06-14 · 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{OFNEK3NXIZYJ3SLEBHYD5ABN7D}

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.

Cited by

1 paper in Pith

Noncommutative Cartan C*-subalgebras

Receipt and verification

First computed	2026-07-05T03:05:41.273244Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

715a456db746709dc96409f03e802df8e3306a718735f3e68232745a4be241f5

Aliases

arxiv: 1906.06202 · arxiv_version: 1906.06202v2 · doi: 10.48550/arxiv.1906.06202 · pith_short_12: OFNEK3NXIZYJ · pith_short_16: OFNEK3NXIZYJ3SLE · pith_short_8: OFNEK3NX

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/OFNEK3NXIZYJ3SLEBHYD5ABN7D \
  | 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: 715a456db746709dc96409f03e802df8e3306a718735f3e68232745a4be241f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "629ab0a8d6a0a0857a5dad02aab672ad1c2cb9c2020ac3887a3425cd3e0e1ea6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2019-06-14T13:47:33Z",
    "title_canon_sha256": "f5b03191caa036d5658d7de3aab12c2180f3466403ba544c2d45e2c8ab760627"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.06202",
    "kind": "arxiv",
    "version": 2
  }
}