Pith Number

pith:Q4QWCYIG

pith:2018:Q4QWCYIGTC72CCAOXYYWL4ALG2

not attested not anchored not stored refs pending

Fusion systems on maximal class $3$-groups of rank two revisited

Chris Parker, Jason Semeraro

arxiv:1809.01957 v3 · 2018-09-06 · 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{Q4QWCYIGTC72CCAOXYYWL4ALG2}

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	2026-05-17T23:55:42.587400Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

872161610698bfa1080ebe3165f00b36b8326f46df3dc729913328a76f137e47

Aliases

arxiv: 1809.01957 · arxiv_version: 1809.01957v3 · doi: 10.48550/arxiv.1809.01957 · pith_short_12: Q4QWCYIGTC72 · pith_short_16: Q4QWCYIGTC72CCAO · pith_short_8: Q4QWCYIG

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/Q4QWCYIGTC72CCAOXYYWL4ALG2 \
  | 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: 872161610698bfa1080ebe3165f00b36b8326f46df3dc729913328a76f137e47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7120d9546bb0d99efafc8771a6bc03b5f5d4a235d0bb70c02cfb8f1572f7684d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2018-09-06T12:53:23Z",
    "title_canon_sha256": "9cd784148df0f67ac9d24587312cd475ed340c84ddf989f745130031982f9fcc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.01957",
    "kind": "arxiv",
    "version": 3
  }
}