Pith Number

pith:NZWUTZXK

pith:2013:NZWUTZXKWVGMPWHC4SAHYDLSCR

not attested not anchored not stored refs pending

A note on two-sided ideals in locally C*-algebras

Alexander A. Katz

arxiv:1304.2432 v2 · 2013-04-08 · 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{NZWUTZXKWVGMPWHC4SAHYDLSCR}

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	2026-05-18T03:28:28.795544Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e6d49e6eab54cc7d8e2e4807c0d721475bf42f7c07de57ae58bff4caf7bd0ab

Aliases

arxiv: 1304.2432 · arxiv_version: 1304.2432v2 · doi: 10.48550/arxiv.1304.2432 · pith_short_12: NZWUTZXKWVGM · pith_short_16: NZWUTZXKWVGMPWHC · pith_short_8: NZWUTZXK

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/NZWUTZXKWVGMPWHC4SAHYDLSCR \
  | 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: 6e6d49e6eab54cc7d8e2e4807c0d721475bf42f7c07de57ae58bff4caf7bd0ab

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "616ebfb47a1a86bf934501579e8ae30d98ba52f8c8fc8136ce948fa81462e3a4",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2013-04-08T23:30:24Z",
    "title_canon_sha256": "84ffdba320dd6786c0be398739a794242d360f8e715be2f2023f7fec69b65e43"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.2432",
    "kind": "arxiv",
    "version": 2
  }
}