Pith Number

pith:QWT2IKUO

pith:2017:QWT2IKUOTDNJM2XSBXC4U5KVCC

not attested not anchored not stored refs pending

Strong factorizations of operators with applications to Fourier and Ces\'aro transforms

E.A. Sanchez-Perez, M. Mastylo, O. Delgado

arxiv:1703.02260 v1 · 2017-03-07 · 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{QWT2IKUOTDNJM2XSBXC4U5KVCC}

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	2026-05-18T00:49:20.366506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85a7a42a8e98da966af20dc5ca755510837227dcd74bf5c6d7f3d7fc71fa4994

Aliases

arxiv: 1703.02260 · arxiv_version: 1703.02260v1 · doi: 10.48550/arxiv.1703.02260 · pith_short_12: QWT2IKUOTDNJ · pith_short_16: QWT2IKUOTDNJM2XS · pith_short_8: QWT2IKUO

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/QWT2IKUOTDNJM2XSBXC4U5KVCC \
  | 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: 85a7a42a8e98da966af20dc5ca755510837227dcd74bf5c6d7f3d7fc71fa4994

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "70315ac8fa2baa7fa05e16b0bdadbe1384e5b808c6cfe85c9216dbec18980a1c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2017-03-07T08:00:35Z",
    "title_canon_sha256": "548c661fe5d53156ad0afc6a779bdd9fa62b1d2a235b25e6b1ec44712e8e5b12"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.02260",
    "kind": "arxiv",
    "version": 1
  }
}