Pith Number

pith:BWEOCSQB

pith:2018:BWEOCSQBDBZFZ3QCZPDMCX3GXP

not attested not anchored not stored refs pending

Splendid Morita equivalences for principal blocks with generalised quaternion defect groups

Caroline Lassueur, Shigeo Koshitani

arxiv:1807.04497 v2 · 2018-07-12 · math.RT · 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{BWEOCSQBDBZFZ3QCZPDMCX3GXP}

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	2026-05-17T23:51:54.426931Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d88e14a0118725cee02cbc6c15f66bbf72af27da81b21e729cfb3b8ff98277a

Aliases

arxiv: 1807.04497 · arxiv_version: 1807.04497v2 · doi: 10.48550/arxiv.1807.04497 · pith_short_12: BWEOCSQBDBZF · pith_short_16: BWEOCSQBDBZFZ3QC · pith_short_8: BWEOCSQB

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/BWEOCSQBDBZFZ3QCZPDMCX3GXP \
  | 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: 0d88e14a0118725cee02cbc6c15f66bbf72af27da81b21e729cfb3b8ff98277a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a10b2d26618bbec79b5d64e2b0446f9bd66963ade679708596c4b32d9002dad0",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2018-07-12T09:40:33Z",
    "title_canon_sha256": "f91da5139e2b6f9c02a1a15119041a0c7391159cf89510e39ad63f05768d41d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.04497",
    "kind": "arxiv",
    "version": 2
  }
}