Pith Number

pith:DEMGVM7C

pith:2011:DEMGVM7CYMVOWOX4O4UABP2ZU5

not attested not anchored not stored refs pending

Singularity structures for noncommutative spaces

Michael Kunzinger, Shantanu Dave

arxiv:1111.6570 v3 · 2011-11-28 · math.FA · 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{DEMGVM7CYMVOWOX4O4UABP2ZU5}

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	2026-05-18T03:34:59.624650Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19186ab3e2c32aeb3afc772800bf59a7480df7fb7d189a04bc7f30e8527aea0a

Aliases

arxiv: 1111.6570 · arxiv_version: 1111.6570v3 · doi: 10.48550/arxiv.1111.6570 · pith_short_12: DEMGVM7CYMVO · pith_short_16: DEMGVM7CYMVOWOX4 · pith_short_8: DEMGVM7C

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/DEMGVM7CYMVOWOX4O4UABP2ZU5 \
  | 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: 19186ab3e2c32aeb3afc772800bf59a7480df7fb7d189a04bc7f30e8527aea0a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3131b99cdf5f586fe4036e6b31f3d2f34bc57377f7700e43b934cde3b7cd2005",
    "cross_cats_sorted": [
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2011-11-28T20:08:31Z",
    "title_canon_sha256": "143d385a6720ed4b449886c83cc882f26415968ed47f43340d7b1df43bdbcab3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.6570",
    "kind": "arxiv",
    "version": 3
  }
}