Pith Number

pith:355YV6QJ

pith:2023:355YV6QJNU6NS253U5PW5PMPU3

not attested not anchored not stored refs pending

Ozone groups and centers of skew polynomial rings

James J. Zhang, Jason Gaddis, Kenneth Chan, Robert Won

arxiv:2302.11471 v2 · 2023-02-22 · 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{355YV6QJNU6NS253U5PW5PMPU3}

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	2026-07-05T06:53:05.590093Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

df7b8afa096d3cd96bbba75f6ebd8fa6fc62fa838ef18d6a3ee8b7f9b4f6d33f

Aliases

arxiv: 2302.11471 · arxiv_version: 2302.11471v2 · doi: 10.48550/arxiv.2302.11471 · pith_short_12: 355YV6QJNU6N · pith_short_16: 355YV6QJNU6NS253 · pith_short_8: 355YV6QJ

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/355YV6QJNU6NS253U5PW5PMPU3 \
  | 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: df7b8afa096d3cd96bbba75f6ebd8fa6fc62fa838ef18d6a3ee8b7f9b4f6d33f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a09dfd186a1ef9e2357c318c16b925adba7474174467e53e7d75549c7660b047",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2023-02-22T16:16:59Z",
    "title_canon_sha256": "9ad056b1375920222a28133825a591537f97e12efba3dd13c3bc64c0a0c562aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.11471",
    "kind": "arxiv",
    "version": 2
  }
}