Pith Number

pith:74CABTGI

pith:2014:74CABTGII4XTLKFH6BXDL4ZGW2

not attested not anchored not stored refs pending

NMF with Sparse Regularizations in Transformed Domains

Anthony Larue, Jean-Luc Starck, J\'er\'emy Rapin, J\'er\^ome Bobin

arxiv:1407.7691 v1 · 2014-07-29 · stat.ML · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{74CABTGII4XTLKFH6BXDL4ZGW2}

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	2026-05-18T02:39:25.357797Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ff0400ccc8472f35a8a7f06e35f326b694d96566171da0bed761d05d40d4a69d

Aliases

arxiv: 1407.7691 · arxiv_version: 1407.7691v1 · doi: 10.48550/arxiv.1407.7691 · pith_short_12: 74CABTGII4XT · pith_short_16: 74CABTGII4XTLKFH · pith_short_8: 74CABTGI

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/74CABTGII4XTLKFH6BXDL4ZGW2 \
  | 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: ff0400ccc8472f35a8a7f06e35f326b694d96566171da0bed761d05d40d4a69d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d0184f3da7e2af33bda76f421a41719bae2f9c8a23c82ff68fd1482d1df7474",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ML",
    "submitted_at": "2014-07-29T11:09:59Z",
    "title_canon_sha256": "6f3ca541ffe8b92539d051f72f39b3d4dfda3d06f4897e8cd2004ada3cc097db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.7691",
    "kind": "arxiv",
    "version": 1
  }
}