Pith Number

pith:ZGJGSH7X

pith:2013:ZGJGSH7X6QGDDYKQUT642QGO2Z

not attested not anchored not stored refs pending

Groupe de Brauer non ramifi\'e des espaces homog\`enes \`a stabilisateur fini (Unramified Brauer group of homogeneous spaces with finite stabilizer)

Giancarlo Lucchini Arteche

arxiv:1310.3663 v3 · 2013-10-14 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZGJGSH7X6QGDDYKQUT642QGO2Z}

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	2026-05-18T00:36:04.288268Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c992691ff7f40c31e150a4fdcd40ced676396206c030c417d384c81e53a4e665

Aliases

arxiv: 1310.3663 · arxiv_version: 1310.3663v3 · doi: 10.48550/arxiv.1310.3663 · pith_short_12: ZGJGSH7X6QGD · pith_short_16: ZGJGSH7X6QGDDYKQ · pith_short_8: ZGJGSH7X

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/ZGJGSH7X6QGDDYKQUT642QGO2Z \
  | 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: c992691ff7f40c31e150a4fdcd40ced676396206c030c417d384c81e53a4e665

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "555a76ca3a362d24482915c40fd971da58b247dcd8e4db7856e6676841faeccb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2013-10-14T12:54:57Z",
    "title_canon_sha256": "831d168f35d1dc545ed201989ebd9a045665351880ca54b89b0055a217fda7cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.3663",
    "kind": "arxiv",
    "version": 3
  }
}