Pith Number

pith:ZVDMLUTS

pith:2009:ZVDMLUTSF2K5XY6QZILUI2W2QA

not attested not anchored not stored refs pending

Artin-Schelter regular algebras and categories

{\O}yvind Solberg, Roberto Martinez-Villa

arxiv:0902.1119 v1 · 2009-02-06 · math.RA · math.RT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZVDMLUTSF2K5XY6QZILUI2W2QA}

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	2026-05-18T02:31:12.488146Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd46c5d2722e95dbe3d0ca17446ada800950470a55ba00f8265c16085cde9951

Aliases

arxiv: 0902.1119 · arxiv_version: 0902.1119v1 · doi: 10.48550/arxiv.0902.1119 · pith_short_12: ZVDMLUTSF2K5 · pith_short_16: ZVDMLUTSF2K5XY6Q · pith_short_8: ZVDMLUTS

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/ZVDMLUTSF2K5XY6QZILUI2W2QA \
  | 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: cd46c5d2722e95dbe3d0ca17446ada800950470a55ba00f8265c16085cde9951

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21083b7ca5e6104c13f24948ddf6ff5440574ba509caa2aa57ede4ca37fe440e",
    "cross_cats_sorted": [
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2009-02-06T15:30:49Z",
    "title_canon_sha256": "2fd0fcad0ca2217b64d6fd829d78d013aefefc46397bc85284ef9b4162db93ce"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.1119",
    "kind": "arxiv",
    "version": 1
  }
}