Pith Number

pith:JOQ7XPFE

pith:2015:JOQ7XPFEOLJQST7AEIJSUXXDDB

not attested not anchored not stored refs pending

Spin covers of maximal compact subgroups of Kac-Moody groups and spin-extended Weyl groups

David Ghatei, Max Horn, Ralf K\"ohl, Sebastian Wei{\ss}

arxiv:1502.07294 v1 · 2015-02-25 · math.GR · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JOQ7XPFEOLJQST7AEIJSUXXDDB}

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	2026-05-18T02:26:11.380666Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ba1fbbca472d3094fe022132a5ee318792aa73875bc5d2d880f7d677de61ffb

Aliases

arxiv: 1502.07294 · arxiv_version: 1502.07294v1 · doi: 10.48550/arxiv.1502.07294 · pith_short_12: JOQ7XPFEOLJQ · pith_short_16: JOQ7XPFEOLJQST7A · pith_short_8: JOQ7XPFE

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/JOQ7XPFEOLJQST7AEIJSUXXDDB \
  | 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: 4ba1fbbca472d3094fe022132a5ee318792aa73875bc5d2d880f7d677de61ffb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "003e7233ca8c9d8b9661b5f637592d99efa3d54bb4c9b12e4a8c28d68dd5b652",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2015-02-25T18:37:51Z",
    "title_canon_sha256": "63736cff27daca9e232b72d8d4b0d1c6d4447c8e80fe3bfcaeea4ad333ff1f0d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.07294",
    "kind": "arxiv",
    "version": 1
  }
}