Pith Number

pith:Q3GK3SBI

pith:2012:Q3GK3SBIQT6FMVYMC2PKBHEIXU

not attested not anchored not stored refs pending

First cohomology groups for finite groups of Lie type in defining characteristic

Alison E. Parker, David I. Stewart

arxiv:1211.6942 v1 · 2012-11-29 · 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{Q3GK3SBIQT6FMVYMC2PKBHEIXU}

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	2026-05-18T00:44:30.171759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86ccadc82884fc56570c169ea09c88bd38a5d772d92f64ee11097a485d768a9a

Aliases

arxiv: 1211.6942 · arxiv_version: 1211.6942v1 · doi: 10.48550/arxiv.1211.6942 · pith_short_12: Q3GK3SBIQT6F · pith_short_16: Q3GK3SBIQT6FMVYM · pith_short_8: Q3GK3SBI

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/Q3GK3SBIQT6FMVYMC2PKBHEIXU \
  | 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: 86ccadc82884fc56570c169ea09c88bd38a5d772d92f64ee11097a485d768a9a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6ca37e46130328909ab561d9d04256d0286aa9a101d21397b21068de12a09da",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RT",
    "submitted_at": "2012-11-29T15:06:10Z",
    "title_canon_sha256": "122362331a2f75df4cd14ddd8d20d7d914fc40e020f807e81f3a417eb5473aa3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.6942",
    "kind": "arxiv",
    "version": 1
  }
}