Pith Number

pith:KDYFBQ6U

pith:2012:KDYFBQ6UJZIY3LUESNPL56Q2EC

not attested not anchored not stored refs pending

Tensor Products of Classifiable C*-algebras

Huaxin Lin, Wei Sun

arxiv:1203.3737 v3 · 2012-03-16 · 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{KDYFBQ6UJZIY3LUESNPL56Q2EC}

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	2026-05-18T02:27:41.316915Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

50f050c3d44e518dae84935ebefa1a20bd2fbfc91fc0ab9eb48a0e35c937acbc

Aliases

arxiv: 1203.3737 · arxiv_version: 1203.3737v3 · doi: 10.48550/arxiv.1203.3737 · pith_short_12: KDYFBQ6UJZIY · pith_short_16: KDYFBQ6UJZIY3LUE · pith_short_8: KDYFBQ6U

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/KDYFBQ6UJZIY3LUESNPL56Q2EC \
  | 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: 50f050c3d44e518dae84935ebefa1a20bd2fbfc91fc0ab9eb48a0e35c937acbc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6e7dd328887a5eb36b7fb4c21ae20edbf7437668ffdb1c8ca6cab24d2d3282ad",
    "cross_cats_sorted": [
      "math.FA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2012-03-16T15:29:10Z",
    "title_canon_sha256": "5a48370ab68465662ffc0fbba4aded2da68db4f7697c2294ae28c6e257578069"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.3737",
    "kind": "arxiv",
    "version": 3
  }
}