Pith Number

pith:LWPN52SN

pith:2026:LWPN52SND7URHT56VJNDJHCSDI

not attested not anchored not stored refs pending

A C*-diagonal in the Jiang-Su algebra via entangled matrix cones

Lukas Obermeyer, Wilhelm Winter

arxiv:2607.03129 v1 · 2026-07-03 · 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{LWPN52SND7URHT56VJNDJHCSDI}

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	2026-07-07T01:16:44.019002Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5d9edeea4d1fe913cfbeaa5a349c521a3f7e808107d6ec5bc39204b2ae29f27c

Aliases

arxiv: 2607.03129 · arxiv_version: 2607.03129v1 · doi: 10.48550/arxiv.2607.03129 · pith_short_12: LWPN52SND7UR · pith_short_16: LWPN52SND7URHT56 · pith_short_8: LWPN52SN

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/LWPN52SND7URHT56VJNDJHCSDI \
  | 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: 5d9edeea4d1fe913cfbeaa5a349c521a3f7e808107d6ec5bc39204b2ae29f27c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a1bc3b1e431a226bc31c7d017829af95a668fe4ce8fa25d2282fbadc59edaf1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OA",
    "submitted_at": "2026-07-03T09:16:41Z",
    "title_canon_sha256": "94c4e92e3e18a9229cc906374c03247415b32dbde5d9b476bf06248eec1830d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.03129",
    "kind": "arxiv",
    "version": 1
  }
}