Pith Number

pith:FUU5PTAD

pith:2016:FUU5PTADTZBVMF2Z5RJUME4QB4

not attested not anchored not stored refs pending

Outer automorphisms of classical algebraic groups

Anne Qu\'eguiner-Mathieu, Jean-Pierre Tignol

arxiv:1610.05081 v1 · 2016-10-17 · 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{FUU5PTADTZBVMF2Z5RJUME4QB4}

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	2026-05-18T01:02:06.280988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d29d7cc039e43561759ec534613900f09b0eb49dfae92a6b86ac1a92cd52bd0

Aliases

arxiv: 1610.05081 · arxiv_version: 1610.05081v1 · doi: 10.48550/arxiv.1610.05081 · pith_short_12: FUU5PTADTZBV · pith_short_16: FUU5PTADTZBVMF2Z · pith_short_8: FUU5PTAD

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/FUU5PTADTZBVMF2Z5RJUME4QB4 \
  | 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: 2d29d7cc039e43561759ec534613900f09b0eb49dfae92a6b86ac1a92cd52bd0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f0b4edff6abdb2eb16a01f6fa6ea14f750d1cae17c397e86bb09b6c980ff7def",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2016-10-17T12:40:31Z",
    "title_canon_sha256": "d2f226af0ebb8563cf531a74902f50be169034d44a001357cc06d93d8b52ebaf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.05081",
    "kind": "arxiv",
    "version": 1
  }
}