Pith Number

pith:F556WJFM

pith:2010:F556WJFM76F2VJXO5TR25HO7J2

not attested not anchored not stored refs pending

When is the second local multiplier algebra of a C*-algebra equal to the first?

Martin Mathieu, Pere Ara

arxiv:1008.4852 v2 · 2010-08-28 · 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{F556WJFM76F2VJXO5TR25HO7J2}

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	2026-05-18T02:58:01.863177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f7beb24acff8baaa6eeece3ae9ddf4eb206cc46eb66713f7b47c2d8131ebbfe

Aliases

arxiv: 1008.4852 · arxiv_version: 1008.4852v2 · doi: 10.48550/arxiv.1008.4852 · pith_short_12: F556WJFM76F2 · pith_short_16: F556WJFM76F2VJXO · pith_short_8: F556WJFM

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/F556WJFM76F2VJXO5TR25HO7J2 \
  | 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: 2f7beb24acff8baaa6eeece3ae9ddf4eb206cc46eb66713f7b47c2d8131ebbfe

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59e423eb4971d6d820efe70f4df0881130617ce779a05991a66b9cf2dfe0099a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2010-08-28T09:39:37Z",
    "title_canon_sha256": "7c2c21236139a8623aee013e8a0f73b06a45cf32deb74eec8220f779c6245b85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.4852",
    "kind": "arxiv",
    "version": 2
  }
}