Pith Number

pith:JOEF32G4

pith:2018:JOEF32G4QIQ5ZO3UC6HRUOO2AC

not attested not anchored not stored refs pending

Outer automorphisms of adjoint groups of type D and non-rational adjoint groups of outer type A

Demba Barry, Jean-Pierre Tignol

arxiv:1807.00535 v1 · 2018-07-02 · 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{JOEF32G4QIQ5ZO3UC6HRUOO2AC}

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	2026-05-18T00:11:52.275017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b885de8dc8221dcbb74178f1a39da00885582a9a70e216aff1024820af1f55e

Aliases

arxiv: 1807.00535 · arxiv_version: 1807.00535v1 · doi: 10.48550/arxiv.1807.00535 · pith_short_12: JOEF32G4QIQ5 · pith_short_16: JOEF32G4QIQ5ZO3U · pith_short_8: JOEF32G4

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/JOEF32G4QIQ5ZO3UC6HRUOO2AC \
  | 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: 4b885de8dc8221dcbb74178f1a39da00885582a9a70e216aff1024820af1f55e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d7191c698b18d04025da3dfbb17558b707b7d7ce4adbfe7732b6dafd663a2b5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2018-07-02T08:48:58Z",
    "title_canon_sha256": "5a9cd32cab408ded83b7c048e8be21ef6d0b7d0d5e3e43bec2608206bb802975"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.00535",
    "kind": "arxiv",
    "version": 1
  }
}