Pith Number

pith:FEC6G5H5

pith:2019:FEC6G5H5S4RH462B7L3QP3M4XQ

not attested not anchored not stored refs pending

Non-simple purely infinite Steinberg Algebras with applications to Kumjian-Pask algebras

Hossein Larki

arxiv:1901.07094 v2 · 2019-01-21 · 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{FEC6G5H5S4RH462B7L3QP3M4XQ}

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	2026-05-17T23:43:09.154607Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2905e374fd97227e7b41faf707ed9cbc0470c6ad72dfec9e97703d67bd6ae6fd

Aliases

arxiv: 1901.07094 · arxiv_version: 1901.07094v2 · doi: 10.48550/arxiv.1901.07094 · pith_short_12: FEC6G5H5S4RH · pith_short_16: FEC6G5H5S4RH462B · pith_short_8: FEC6G5H5

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/FEC6G5H5S4RH462B7L3QP3M4XQ \
  | 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: 2905e374fd97227e7b41faf707ed9cbc0470c6ad72dfec9e97703d67bd6ae6fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "81d3643579dc1fd7a2be4e6e88d1cc0f539754cda2fb3ab5ab669ca10e92e80a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2019-01-21T21:58:27Z",
    "title_canon_sha256": "6eca5e0d2204fc123cd7323b4c320015a2d93f76d07deab70775d9e254b944d2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.07094",
    "kind": "arxiv",
    "version": 2
  }
}