Pith Number

pith:YBH7VYWC

pith:2012:YBH7VYWCTL2OP7R4HSAX3SNSIL

not attested not anchored not stored refs pending

Central sequence C*-algebras and tensorial absorption of the Jiang-Su algebra

Eberhard Kirchberg, Mikael Rordam

arxiv:1209.5311 v5 · 2012-09-24 · 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{YBH7VYWCTL2OP7R4HSAX3SNSIL}

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	2026-05-18T03:21:33.647675Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c04ffae2c29af4e7fe3c3c817dc9b242d16a82a27d83f6b28e4721dd735c068b

Aliases

arxiv: 1209.5311 · arxiv_version: 1209.5311v5 · doi: 10.48550/arxiv.1209.5311 · pith_short_12: YBH7VYWCTL2O · pith_short_16: YBH7VYWCTL2OP7R4 · pith_short_8: YBH7VYWC

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/YBH7VYWCTL2OP7R4HSAX3SNSIL \
  | 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: c04ffae2c29af4e7fe3c3c817dc9b242d16a82a27d83f6b28e4721dd735c068b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "083209edd23da57cc29fc8d95c38e6643dbe3db1a3a8b7df203477a50726d30d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2012-09-24T15:55:52Z",
    "title_canon_sha256": "dca51600ee805abd2e8cb6bd8af4396ffea25f3385c5a6c1e65888e629e32683"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.5311",
    "kind": "arxiv",
    "version": 5
  }
}