Pith Number

pith:LSPAACLN

pith:2019:LSPAACLN3H5EJ2O5SUHOIPUQQP

not attested not anchored not stored refs pending

Commuting maps on certain incidence algebras

Hongyu Jia, Zhankui Xiao

arxiv:1902.03396 v1 · 2019-02-09 · math.RA · math.OA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LSPAACLN3H5EJ2O5SUHOIPUQQP}

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	2026-05-17T23:52:58.257661Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c9e00096dd9fa44e9dd950ee43e9083d4f3e065b1b5f953d2c653be08948ea4

Aliases

arxiv: 1902.03396 · arxiv_version: 1902.03396v1 · doi: 10.48550/arxiv.1902.03396 · pith_short_12: LSPAACLN3H5E · pith_short_16: LSPAACLN3H5EJ2O5 · pith_short_8: LSPAACLN

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/LSPAACLN3H5EJ2O5SUHOIPUQQP \
  | 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: 5c9e00096dd9fa44e9dd950ee43e9083d4f3e065b1b5f953d2c653be08948ea4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ab8a084a58ebdd3613fc891285dfd4b2ad61a42a9c17b160cc1ea94ea36f3e1",
    "cross_cats_sorted": [
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2019-02-09T09:37:44Z",
    "title_canon_sha256": "4d8ea20af04d35d4938053760c6f9e96c2f92be118b9420637ddd8e442b379c4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.03396",
    "kind": "arxiv",
    "version": 1
  }
}