Pith Number

pith:IJO5BTPU

pith:2014:IJO5BTPUO7UEOR7FVGOSYQH5X7

not attested not anchored not stored refs pending

The Lie group of bisections of a Lie groupoid

Alexander Schmeding, Christoph Wockel

arxiv:1409.1428 v2 · 2014-09-04 · math.DG · 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{IJO5BTPUO7UEOR7FVGOSYQH5X7}

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	2026-05-18T01:23:19.132987Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

425dd0cdf477e84747e5a99d2c40fdbfceaa538adf4f16f9374bec50418598e2

Aliases

arxiv: 1409.1428 · arxiv_version: 1409.1428v2 · doi: 10.48550/arxiv.1409.1428 · pith_short_12: IJO5BTPUO7UE · pith_short_16: IJO5BTPUO7UEOR7F · pith_short_8: IJO5BTPU

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/IJO5BTPUO7UEOR7FVGOSYQH5X7 \
  | 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: 425dd0cdf477e84747e5a99d2c40fdbfceaa538adf4f16f9374bec50418598e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c2bd6788e808db96c1e24278ba14914f3a454fdfcf7ce1373417f8796fae79a",
    "cross_cats_sorted": [
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DG",
    "submitted_at": "2014-09-04T12:54:45Z",
    "title_canon_sha256": "830014c4e3f9135227b8ee11b4073cb5b9e4fe44bfa5423c271a036f22fa999c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.1428",
    "kind": "arxiv",
    "version": 2
  }
}