Pith Number

pith:OGCQSOY4

pith:2019:OGCQSOY4E7JBIXQTQPF6OALS44

not attested not anchored not stored refs pending

Bounds of numerical radius of bounded linear operator using $t$-Aluthge transform

Kallol paul, Pintu Bhunia, Santanu Bag

arxiv:1904.12096 v3 · 2019-04-27 · math.FA

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OGCQSOY4E7JBIXQTQPF6OALS44}

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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.

Cited by

1 paper in Pith

On inequalities for A-numerical radius of operators

Receipt and verification

First computed	2026-07-05T08:53:59.061794Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7185093b1c27d2145e1383cbe70172e708186186c4cfc2559f41aad8b013b2d9

Aliases

arxiv: 1904.12096 · arxiv_version: 1904.12096v3 · doi: 10.48550/arxiv.1904.12096 · pith_short_12: OGCQSOY4E7JB · pith_short_16: OGCQSOY4E7JBIXQT · pith_short_8: OGCQSOY4

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/OGCQSOY4E7JBIXQTQPF6OALS44 \
  | 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: 7185093b1c27d2145e1383cbe70172e708186186c4cfc2559f41aad8b013b2d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3f19dff09c25b01d1de84d2868f15687f72cbd047099c11bc49f3fa7bddd58f3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2019-04-27T03:07:09Z",
    "title_canon_sha256": "45ba66e65e4cded89321c35abd62fd410922cb4ff64700154a1e0647f2ea2d4c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.12096",
    "kind": "arxiv",
    "version": 3
  }
}