Pith Number

pith:KTC2NQSQ

pith:2015:KTC2NQSQ672YD3ME7MDJEPNF7P

not attested not anchored not stored refs pending

On the semiprimitivity and the semiprimality problems for partial smash products

Alveri Sant'Ana, Rafael Cavalheiro

arxiv:1510.05013 v1 · 2015-10-16 · 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{KTC2NQSQ672YD3ME7MDJEPNF7P}

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	2026-05-18T01:29:53.418582Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

54c5a6c250f7f581ed84fb06923da5fbfbc7af6f0befd4ec95f521decee646f2

Aliases

arxiv: 1510.05013 · arxiv_version: 1510.05013v1 · doi: 10.48550/arxiv.1510.05013 · pith_short_12: KTC2NQSQ672Y · pith_short_16: KTC2NQSQ672YD3ME · pith_short_8: KTC2NQSQ

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/KTC2NQSQ672YD3ME7MDJEPNF7P \
  | 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: 54c5a6c250f7f581ed84fb06923da5fbfbc7af6f0befd4ec95f521decee646f2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e50a134709337755494725935209ba716e8b5fd020c738e55ddda8ae90165419",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2015-10-16T20:10:01Z",
    "title_canon_sha256": "baf2fd1be13429bdd2e61d450bb8f39f3aadf79a462e2828cfce0c2a298b209e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1510.05013",
    "kind": "arxiv",
    "version": 1
  }
}