Pith Number

pith:JLWFJ2UR

pith:2016:JLWFJ2URIN2W2KRLXQ2H542N3G

not attested not anchored not stored refs pending

On the Toeplitz-Jacobson algebra and direct finiteness

Alexander Sistko, Miodrag C Iovanov

arxiv:1603.00109 v1 · 2016-03-01 · 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{JLWFJ2URIN2W2KRLXQ2H542N3G}

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	2026-05-18T01:19:49.188800Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4aec54ea9143756d2a2bbc347ef34dd9abdaba1ffa94d59992638cb468d49642

Aliases

arxiv: 1603.00109 · arxiv_version: 1603.00109v1 · doi: 10.48550/arxiv.1603.00109 · pith_short_12: JLWFJ2URIN2W · pith_short_16: JLWFJ2URIN2W2KRL · pith_short_8: JLWFJ2UR

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/JLWFJ2URIN2W2KRLXQ2H542N3G \
  | 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: 4aec54ea9143756d2a2bbc347ef34dd9abdaba1ffa94d59992638cb468d49642

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "62b0bde62083362bff62cb381654718d5ab68ce439a8a8e6a71fc419f4ebbc87",
    "cross_cats_sorted": [
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2016-03-01T01:43:40Z",
    "title_canon_sha256": "cb81eeda30c38165b5a1b5c2780bf87d0db6de73032463b0596b86657b1976a0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1603.00109",
    "kind": "arxiv",
    "version": 1
  }
}