Pith Number

pith:U2PFYN66

pith:2019:U2PFYN666IBNI2XGU45PNQR2OT

not attested not anchored not stored refs pending

Majorization Minimization Technique for Optimally Solving Deep Dictionary Learning

Angshul Majumdar, Vanika Singhal

arxiv:1912.10801 v1 · 2019-12-11 · cs.LG · eess.SP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{U2PFYN666IBNI2XGU45PNQR2OT}

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	2026-07-05T00:28:02.756910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a69e5c37def202d46ae6a73af6c23a74fefc83cd96a16946f790a5580a95b049

Aliases

arxiv: 1912.10801 · arxiv_version: 1912.10801v1 · doi: 10.48550/arxiv.1912.10801 · pith_short_12: U2PFYN666IBN · pith_short_16: U2PFYN666IBNI2XG · pith_short_8: U2PFYN66

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/U2PFYN666IBNI2XGU45PNQR2OT \
  | 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: a69e5c37def202d46ae6a73af6c23a74fefc83cd96a16946f790a5580a95b049

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c61c6bfdaa2425392e00091efdbdb04fa1bd8723599b00647fb1e615c7efa492",
    "cross_cats_sorted": [
      "eess.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2019-12-11T11:21:34Z",
    "title_canon_sha256": "9a32a088117b5d9ba80f66528d205f8a4d3aea3190445e68d8f6f5149a1fcd85"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1912.10801",
    "kind": "arxiv",
    "version": 1
  }
}