Pith Number

pith:E23BA5I2

pith:2018:E23BA5I2GKEE5UVQQFYZ4SXOOR

not attested not anchored not stored refs pending

On $\sigma$-quasinormal subgroups of finite groups

Alexander N. Skiba, Bin Hu, Jianhong Huang

arxiv:1801.09234 v1 · 2018-01-28 · math.GR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E23BA5I2GKEE5UVQQFYZ4SXOOR}

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	2026-05-18T00:24:58.144785Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26b610751a32884ed2b081719e4aee747f8ced470803621bf7adaa508dcba894

Aliases

arxiv: 1801.09234 · arxiv_version: 1801.09234v1 · doi: 10.48550/arxiv.1801.09234 · pith_short_12: E23BA5I2GKEE · pith_short_16: E23BA5I2GKEE5UVQ · pith_short_8: E23BA5I2

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/E23BA5I2GKEE5UVQQFYZ4SXOOR \
  | 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: 26b610751a32884ed2b081719e4aee747f8ced470803621bf7adaa508dcba894

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ddef4cd4fb258515b81e3539d76372b2700da37d2174f27c91350727b88685c1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2018-01-28T14:10:46Z",
    "title_canon_sha256": "3c5a9c04a6fa9b2c57689f9b4cce71b31fa6c9f20249077e5230dfa7a957d6b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.09234",
    "kind": "arxiv",
    "version": 1
  }
}