Pith Number

pith:UELRDX43

pith:1994:UELRDX433N3NUU7SBKSSQ6G7QP

not attested not anchored not stored refs pending

Extreme contractions in ${\cal L}(\ell^p_2, \ell^q_2)$ and the mazur intersection property in $\ell^p_2 \otimes_{\p} \ell^q_2$

A. K. Roy, Pradipta Bandyopadhyay

arxiv:math/9412213 v1 · 1994-12-12 · 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{UELRDX433N3NUU7SBKSSQ6G7QP}

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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.

Receipt and verification

First computed	2026-05-18T01:05:50.761698Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a11711df9bdb76da53f20aa52878df83cb4781c4893218a8829739823d5380a1

Aliases

arxiv: math/9412213 · arxiv_version: math/9412213v1 · doi: 10.48550/arxiv.math/9412213 · pith_short_12: UELRDX433N3N · pith_short_16: UELRDX433N3NUU7S · pith_short_8: UELRDX43

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/UELRDX433N3NUU7SBKSSQ6G7QP \
  | 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: a11711df9bdb76da53f20aa52878df83cb4781c4893218a8829739823d5380a1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fd0f185fde7b437cc0d6087d507d4d390f8cff24e519bdb750f005c45fede44",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.FA",
    "submitted_at": "1994-12-12T00:00:00Z",
    "title_canon_sha256": "38784846ca1c330341548747eb11bf82a05f55f934843d0bfdf4b3864f53a4b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/9412213",
    "kind": "arxiv",
    "version": 1
  }
}