Pith Number

pith:GRRMPSCU

pith:2017:GRRMPSCU2BSLCIEM5CWW2Y2PP6

not attested not anchored not stored refs pending

Beyond Wiener's Lemma: Nuclear Convolution Algebras and the Inversion of Digital Filters

John Paul Ward, Julien Fageot, Michael Unser

arxiv:1711.03999 v1 · 2017-11-10 · 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{GRRMPSCU2BSLCIEM5CWW2Y2PP6}

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	2026-05-17T23:51:09.802183Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3462c7c854d064b1208ce8ad6d634f7f8cfeb136a4c3bc3c0ee9c02541889064

Aliases

arxiv: 1711.03999 · arxiv_version: 1711.03999v1 · doi: 10.48550/arxiv.1711.03999 · pith_short_12: GRRMPSCU2BSL · pith_short_16: GRRMPSCU2BSLCIEM · pith_short_8: GRRMPSCU

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/GRRMPSCU2BSLCIEM5CWW2Y2PP6 \
  | 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: 3462c7c854d064b1208ce8ad6d634f7f8cfeb136a4c3bc3c0ee9c02541889064

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0dd867350247d4b35fab378870467b045ac6d912e032c1e1a1158f4a119d6ea1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.FA",
    "submitted_at": "2017-11-10T19:56:35Z",
    "title_canon_sha256": "afd6026a2cf33dfb5312e21b24b40fdd4baf369e57cdd6ad32eac2f313cd2f63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.03999",
    "kind": "arxiv",
    "version": 1
  }
}