Pith Number

pith:SP35S4SE

pith:2017:SP35S4SE3TLLFQLKC5PHNMGYHQ

not attested not anchored not stored refs pending

Uniformly recurrent subgroups and simple $C^*$-algebras

Gabor Elek

arxiv:1704.02595 v4 · 2017-04-09 · math.DS · math.OA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SP35S4SE3TLLFQLKC5PHNMGYHQ}

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	2026-05-18T00:21:51.341890Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93f7d97244dcd6b2c16a175e76b0d83c12a941927645eaefe404e6cbfbff5e20

Aliases

arxiv: 1704.02595 · arxiv_version: 1704.02595v4 · doi: 10.48550/arxiv.1704.02595 · pith_short_12: SP35S4SE3TLL · pith_short_16: SP35S4SE3TLLFQLK · pith_short_8: SP35S4SE

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/SP35S4SE3TLLFQLKC5PHNMGYHQ \
  | 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: 93f7d97244dcd6b2c16a175e76b0d83c12a941927645eaefe404e6cbfbff5e20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d14549261d4bf85b787318bc12b731f0d9dc011f15145b7fdc8ca6b49021ebe6",
    "cross_cats_sorted": [
      "math.OA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2017-04-09T12:45:25Z",
    "title_canon_sha256": "6c14df7eb2f034a290c7b70223f7d608d1df154f4db7280967ac243c9a27db91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1704.02595",
    "kind": "arxiv",
    "version": 4
  }
}