Pith Number

pith:ZUEFSZVS

pith:2019:ZUEFSZVSHZNGTIIUBQFO3EX46N

not attested not anchored not stored refs pending

Higher preprojective algebras, Koszul algebras, and superpotentials

Joseph Grant, Osamu Iyama

arxiv:1902.07878 v3 · 2019-02-21 · math.RT · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZUEFSZVSHZNGTIIUBQFO3EX46N}

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

1 paper in Pith

Hochschild (co)homology and cyclic homology via a graded Euler characteristic with applications to higher preprojective algebras

Receipt and verification

First computed	2026-07-05T02:12:22.319304Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd085966b23e5a69a1140c0aed92fcf36280567daa0efaedf78aab609dff1519

Aliases

arxiv: 1902.07878 · arxiv_version: 1902.07878v3 · doi: 10.48550/arxiv.1902.07878 · pith_short_12: ZUEFSZVSHZNG · pith_short_16: ZUEFSZVSHZNGTIIU · pith_short_8: ZUEFSZVS

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/ZUEFSZVSHZNGTIIUBQFO3EX46N \
  | 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: cd085966b23e5a69a1140c0aed92fcf36280567daa0efaedf78aab609dff1519

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95b627e91dd19b87e14014c95af89ad8ab8a708d2da6a097097ca871ed05bee0",
    "cross_cats_sorted": [
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2019-02-21T06:16:09Z",
    "title_canon_sha256": "85ab1fd9f8f5b7c559b9bd32428ce3e1188f00dbf2af8efef4fbb5cd5538655b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.07878",
    "kind": "arxiv",
    "version": 3
  }
}