Pith Number

pith:BONF7VUH

pith:2017:BONF7VUHBE7DHFWXHY3QCUXQG7

not attested not anchored not stored refs pending

Convolutional Dictionary Learning: A Comparative Review and New Algorithms

Brendt Wohlberg, Cristina Garcia-Cardona

arxiv:1709.02893 v5 · 2017-09-09 · cs.LG · eess.IV · stat.ML

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BONF7VUHBE7DHFWXHY3QCUXQG7}

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	2026-05-18T00:06:30.957937Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b9a5fd687093e3396d73e370152f037cb80d70b4db68009da0ef5ee721381ad

Aliases

arxiv: 1709.02893 · arxiv_version: 1709.02893v5 · doi: 10.48550/arxiv.1709.02893 · pith_short_12: BONF7VUHBE7D · pith_short_16: BONF7VUHBE7DHFWX · pith_short_8: BONF7VUH

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/BONF7VUHBE7DHFWXHY3QCUXQG7 \
  | 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: 0b9a5fd687093e3396d73e370152f037cb80d70b4db68009da0ef5ee721381ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "992f207a811b2f94f4befe11ed28c9cbe62890bde79829b73868c3ca8b0d0893",
    "cross_cats_sorted": [
      "eess.IV",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-09-09T01:45:43Z",
    "title_canon_sha256": "9216b490188204a39d4902861c980413426410b2cec5b1d9211b3d02d713eb8d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.02893",
    "kind": "arxiv",
    "version": 5
  }
}