Pith Number

pith:3EIAC5UQ

pith:2023:3EIAC5UQXKYIBJBPTZFLXMBZPH

not attested not anchored not stored refs pending

Non-commutative resolutions for Segre products and Cohen-Macaulay rings of hereditary representation type

Norihiro Hanihara

arxiv:2303.14625 v2 · 2023-03-26 · math.AC · math.AG · 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{3EIAC5UQXKYIBJBPTZFLXMBZPH}

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.

Cited by

2 papers in Pith

Non-commutative crepant resolutions of toric singularities with divisor class group of rank one

Weak del Pezzo surfaces are characterized by the existence of $2$-tilting bundles

Receipt and verification

First computed	2026-07-05T06:16:17.245286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d910017690bab080a42f9e4abbb03979d5ea61e6e606f48c5e872bacbe06824c

Aliases

arxiv: 2303.14625 · arxiv_version: 2303.14625v2 · doi: 10.48550/arxiv.2303.14625 · pith_short_12: 3EIAC5UQXKYI · pith_short_16: 3EIAC5UQXKYIBJBP · pith_short_8: 3EIAC5UQ

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/3EIAC5UQXKYIBJBPTZFLXMBZPH \
  | 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: d910017690bab080a42f9e4abbb03979d5ea61e6e606f48c5e872bacbe06824c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "29ebcc763740e0127254b39b0916f0a3e98b2d96cb6db33c28e394c24774dfc4",
    "cross_cats_sorted": [
      "math.AG",
      "math.RA",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AC",
    "submitted_at": "2023-03-26T04:59:09Z",
    "title_canon_sha256": "10d56a5395e489b3275b5d2c85ef21f9af31644dc79b3b6290bb014ec8f9854f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.14625",
    "kind": "arxiv",
    "version": 2
  }
}