Pith Number

pith:DQBZUGFY

pith:2010:DQBZUGFY4CM7J3QCXZD3GW5OHT

not attested not anchored not stored refs pending

Absolute connectedness and classical groups

Jakub Gismatullin

arxiv:1002.1516 v5 · 2010-02-08 · math.GR · math.AG · math.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DQBZUGFY4CM7J3QCXZD3GW5OHT}

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	2026-05-18T03:46:05.581862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c039a18b8e099f4ee02be47b35bae3cc01a18f6e85f8aef7c4bc9708e309c19

Aliases

arxiv: 1002.1516 · arxiv_version: 1002.1516v5 · doi: 10.48550/arxiv.1002.1516 · pith_short_12: DQBZUGFY4CM7 · pith_short_16: DQBZUGFY4CM7J3QC · pith_short_8: DQBZUGFY

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/DQBZUGFY4CM7J3QCXZD3GW5OHT \
  | 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: 1c039a18b8e099f4ee02be47b35bae3cc01a18f6e85f8aef7c4bc9708e309c19

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e85f5a290e87cded8350219c173d184701a95876f966344c277b4ed9259c2e9c",
    "cross_cats_sorted": [
      "math.AG",
      "math.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GR",
    "submitted_at": "2010-02-08T03:20:53Z",
    "title_canon_sha256": "94f8e19f17eab75f35f4f1810867a03f790cdc2f1766991a20f839de96e5b2bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.1516",
    "kind": "arxiv",
    "version": 5
  }
}