Pith Number

pith:2IJ4PSEV

pith:2018:2IJ4PSEVRPLCJRS5FK2UVQASS7

not attested not anchored not stored refs pending

On reflexive simple modules in Artin algebras

Rene Marczinzik

arxiv:1803.01827 v1 · 2018-03-05 · 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{2IJ4PSEVRPLCJRS5FK2UVQASS7}

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	2026-05-18T00:21:59.528727Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d213c7c8958bd624c65d2ab54ac01297cc884a30a505afa7e2b00ddbea40f876

Aliases

arxiv: 1803.01827 · arxiv_version: 1803.01827v1 · doi: 10.48550/arxiv.1803.01827 · pith_short_12: 2IJ4PSEVRPLC · pith_short_16: 2IJ4PSEVRPLCJRS5 · pith_short_8: 2IJ4PSEV

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/2IJ4PSEVRPLCJRS5FK2UVQASS7 \
  | 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: d213c7c8958bd624c65d2ab54ac01297cc884a30a505afa7e2b00ddbea40f876

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be3be251ee076e950f2bb25a3c8630c1f03cafc3de877774d4463993ae05e960",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2018-03-05T18:44:12Z",
    "title_canon_sha256": "62b42750d5f755dc2ceadf5f31b40685e84836072bf8d7b814b898ed3b22d948"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.01827",
    "kind": "arxiv",
    "version": 1
  }
}