Pith Number

pith:VCIL6OQD

pith:2026:VCIL6OQDJUIVG5Q2Q3I5J2IMAD

not attested not anchored not stored refs pending

Tracially reflexive C*-algebras

Laurent Cantier

arxiv:2605.22683 v1 · 2026-05-21 · 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{VCIL6OQDJUIVG5Q2Q3I5J2IMAD}

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	2026-05-22T02:04:50.114387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a890bf3a034d1153761a86d1d4e90c00ecfe62311cf7b157a15acfd5e5638e69

Aliases

arxiv: 2605.22683 · arxiv_version: 2605.22683v1 · doi: 10.48550/arxiv.2605.22683 · pith_short_12: VCIL6OQDJUIV · pith_short_16: VCIL6OQDJUIVG5Q2 · pith_short_8: VCIL6OQD

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/VCIL6OQDJUIVG5Q2Q3I5J2IMAD \
  | 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: a890bf3a034d1153761a86d1d4e90c00ecfe62311cf7b157a15acfd5e5638e69

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "03f26b1d7e517ca86c50845c037dba0ef4763127c0fc1901766181c639237130",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2026-05-21T16:25:49Z",
    "title_canon_sha256": "a290b1bd7f26ae73f87171abdd127c62657a93b6fd34f72707344192ebe3863a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.22683",
    "kind": "arxiv",
    "version": 1
  }
}