Pith Number

pith:CWPR4H34

pith:2019:CWPR4H34B5ZXSDEKV5ZLMQDW57

not attested not anchored not stored refs pending

Rings with Polynomial Identity and Centrally Essential Rings

Askar Tuganbaev, Victor Markov

arxiv:1902.06287 v1 · 2019-02-17 · 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{CWPR4H34B5ZXSDEKV5ZLMQDW57}

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	2026-05-17T23:53:45.973729Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

159f1e1f7c0f73790c8aaf72b64076eff429cd9380453ec1ddec2674ba225423

Aliases

arxiv: 1902.06287 · arxiv_version: 1902.06287v1 · doi: 10.48550/arxiv.1902.06287 · pith_short_12: CWPR4H34B5ZX · pith_short_16: CWPR4H34B5ZXSDEK · pith_short_8: CWPR4H34

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/CWPR4H34B5ZXSDEKV5ZLMQDW57 \
  | 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: 159f1e1f7c0f73790c8aaf72b64076eff429cd9380453ec1ddec2674ba225423

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74f89cdee95eef33e989799acfcb0172d7478e057e2da55402cce2b9c14eaf08",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2019-02-17T16:30:06Z",
    "title_canon_sha256": "83ff98954adb6b1cbac4e0fb596f74bcd80c1ca0f869d2ed0b37753db2173580"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.06287",
    "kind": "arxiv",
    "version": 1
  }
}