Pith Number

pith:XHBUFJRO

pith:2012:XHBUFJROG32DUNEXTBKVPEIDLI

not attested not anchored not stored refs pending

Trace spaces of simple nuclear C*-algebras with finite-dimensional extreme boundary

Yasuhiko Sato

arxiv:1209.3000 v1 · 2012-09-13 · 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{XHBUFJROG32DUNEXTBKVPEIDLI}

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	2026-05-18T03:45:40.438426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9c342a62e36f43a349798555791035a3196edf4ea7c8eae1f08497af4e85afb

Aliases

arxiv: 1209.3000 · arxiv_version: 1209.3000v1 · doi: 10.48550/arxiv.1209.3000 · pith_short_12: XHBUFJROG32D · pith_short_16: XHBUFJROG32DUNEX · pith_short_8: XHBUFJRO

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/XHBUFJROG32DUNEXTBKVPEIDLI \
  | 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: b9c342a62e36f43a349798555791035a3196edf4ea7c8eae1f08497af4e85afb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ac6776a796c72a2ed92fe34ca5d4a05f4019a82382f6607299dbdc8695b5c23d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2012-09-13T19:27:09Z",
    "title_canon_sha256": "50e28c037b057148ff8475c6094e08af1c024e68c230b87f623b37bbbbd5d31f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.3000",
    "kind": "arxiv",
    "version": 1
  }
}