Pith Number

pith:PYVSPRDA

pith:2019:PYVSPRDAVSE67GE63MHHEHUDYV

not attested not anchored not stored refs pending

Cycle-finite modules over artin algebras

Andrzej Skowro\'nski, Piotr Malicki

arxiv:1905.04908 v1 · 2019-05-13 · 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{PYVSPRDAVSE67GE63MHHEHUDYV}

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	2026-05-17T23:46:23.142508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7e2b27c460ac89ef989edb0e721e83c5766d6f8363729d53432c6a8d0cfee314

Aliases

arxiv: 1905.04908 · arxiv_version: 1905.04908v1 · doi: 10.48550/arxiv.1905.04908 · pith_short_12: PYVSPRDAVSE6 · pith_short_16: PYVSPRDAVSE67GE6 · pith_short_8: PYVSPRDA

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/PYVSPRDAVSE67GE63MHHEHUDYV \
  | 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: 7e2b27c460ac89ef989edb0e721e83c5766d6f8363729d53432c6a8d0cfee314

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89a09bce97a2c628bd7be4fd8283c4cdf563e9835fc4b21f6620c8f2319f8e99",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2019-05-13T08:33:15Z",
    "title_canon_sha256": "b1448dafc83cce017eb9118e3061c7d45b5680fb2f2683343f5ddac9e005bc1f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1905.04908",
    "kind": "arxiv",
    "version": 1
  }
}