Pith Number

pith:F5TSKU2K

pith:2013:F5TSKU2KFIRDF64TKCFMDZ32LJ

not attested not anchored not stored refs pending

Meta-centralizers of non locally compact group algebras

S.V. Ludkovsky

arxiv:1304.7518 v1 · 2013-04-28 · math.RA · math.FA · 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{F5TSKU2KFIRDF64TKCFMDZ32LJ}

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	2026-05-17T23:58:15.413610Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f6725534a2a2232fb93508ac1e77a5a5900f6e64a31521aa92d79193b9cfc87

Aliases

arxiv: 1304.7518 · arxiv_version: 1304.7518v1 · doi: 10.48550/arxiv.1304.7518 · pith_short_12: F5TSKU2KFIRD · pith_short_16: F5TSKU2KFIRDF64T · pith_short_8: F5TSKU2K

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/F5TSKU2KFIRDF64TKCFMDZ32LJ \
  | 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: 2f6725534a2a2232fb93508ac1e77a5a5900f6e64a31521aa92d79193b9cfc87

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "50e5ffc48910f7e976fe1ea4bae5cbfdc5bd13632e733e03ab72417f866c5161",
    "cross_cats_sorted": [
      "math.FA",
      "math.GR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2013-04-28T20:24:05Z",
    "title_canon_sha256": "0a891bc5bf2abd4c18bf9276917169e96f3423bcf7a1c9fbf172cdb9d0aefb3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.7518",
    "kind": "arxiv",
    "version": 1
  }
}