Pith Number

pith:EQPLT3QW

pith:2017:EQPLT3QWZ4LS4GJSFTMHRLPJ43

not attested not anchored not stored refs pending

Online Convolutional Dictionary Learning

Brendt Wohlberg, Cristina Garcia-Cardona, Jialin Liu, Wotao Yin

arxiv:1706.09563 v2 · 2017-06-29 · cs.LG · cs.CV · eess.IV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EQPLT3QWZ4LS4GJSFTMHRLPJ43}

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	2026-05-18T00:22:44.683002Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

241eb9ee16cf172e19322cd878ade9e6c22abe74a8a0d5f97a7daaffe6df4107

Aliases

arxiv: 1706.09563 · arxiv_version: 1706.09563v2 · doi: 10.48550/arxiv.1706.09563 · pith_short_12: EQPLT3QWZ4LS · pith_short_16: EQPLT3QWZ4LS4GJS · pith_short_8: EQPLT3QW

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/EQPLT3QWZ4LS4GJSFTMHRLPJ43 \
  | 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: 241eb9ee16cf172e19322cd878ade9e6c22abe74a8a0d5f97a7daaffe6df4107

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "89f4f97b004aaf7a8d28e9a773681ca7752afaf131de116e85cabd03795e0fec",
    "cross_cats_sorted": [
      "cs.CV",
      "eess.IV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-06-29T03:25:32Z",
    "title_canon_sha256": "1c3694ba12b3ecb30a852aceac15a28b720852dfdcad32099649d793cdb8df2a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1706.09563",
    "kind": "arxiv",
    "version": 2
  }
}