Pith Number

pith:3EBW326N

pith:2019:3EBW326NHMCN63URD2QLJIQSVW

not attested not anchored not stored refs pending

The Fuglede Theorem and Some Intertwining Relations

Bent Fuglede, Ikram Fatima Zohra Bensaid, Mohammed Hichem Mortad, Souheyb Dehimi

arxiv:1901.09271 v1 · 2019-01-26 · math.FA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3EBW326NHMCN63URD2QLJIQSVW}

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	2026-05-17T23:55:25.257553Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9036debcd3b04df6e911ea0b4a212adba059b6bee2f575b5f22e2266ffe6245

Aliases

arxiv: 1901.09271 · arxiv_version: 1901.09271v1 · doi: 10.48550/arxiv.1901.09271 · pith_short_12: 3EBW326NHMCN · pith_short_16: 3EBW326NHMCN63UR · pith_short_8: 3EBW326N

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/3EBW326NHMCN63URD2QLJIQSVW \
  | 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: d9036debcd3b04df6e911ea0b4a212adba059b6bee2f575b5f22e2266ffe6245

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b5071f6f6facdc0050349f45364441e36dc73b97a3604c0af7a8816df46ec46",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2019-01-26T19:53:57Z",
    "title_canon_sha256": "7621b91b6156878635f223cce495cbb36127eeb749fa77436b2ee63c11844742"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.09271",
    "kind": "arxiv",
    "version": 1
  }
}