Pith Number

pith:5E4CIOQU

pith:2017:5E4CIOQUXQ7US27IN4SXUMKKFD

not attested not anchored not stored refs pending

Selfinjective algebras without short cycles of indecomposable modules

Alicja Jaworska-Pastuszak, Andrzej Skowro\'nski

arxiv:1710.07517 v1 · 2017-10-20 · 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{5E4CIOQUXQ7US27IN4SXUMKKFD}

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	2026-05-18T00:32:24.644809Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e938243a14bc3f496be86f257a314a28f4157bbdd2ccd8d8291bf938b4b0e64b

Aliases

arxiv: 1710.07517 · arxiv_version: 1710.07517v1 · doi: 10.48550/arxiv.1710.07517 · pith_short_12: 5E4CIOQUXQ7U · pith_short_16: 5E4CIOQUXQ7US27I · pith_short_8: 5E4CIOQU

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/5E4CIOQUXQ7US27IN4SXUMKKFD \
  | 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: e938243a14bc3f496be86f257a314a28f4157bbdd2ccd8d8291bf938b4b0e64b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "79f065212d3d8ed646c717e40fbf6c3dccd0368e8132d58d433d4bddd0fd96dc",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2017-10-20T12:58:21Z",
    "title_canon_sha256": "ffc2880fb6ec6cef5efb6e6312e91663c8a03264a98762c23fbfe1c1064edcf1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1710.07517",
    "kind": "arxiv",
    "version": 1
  }
}