Pith Number

pith:X62FBQQH

pith:2016:X62FBQQHMSCDYEPOEDAAIAELPI

not attested not anchored not stored refs pending

Deep Learning of Part-based Representation of Data Using Sparse Autoencoders with Nonnegativity Constraints

Ehsan Hosseini-Asl, Jacek M. Zurada, Olfa Nasraoui

arxiv:1601.02733 v1 · 2016-01-12 · cs.LG · 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{X62FBQQHMSCDYEPOEDAAIAELPI}

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	2026-05-18T01:22:59.846018Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bfb450c20764843c11ee20c004008b7a10a49e720f0138ae61d6c6d59738274c

Aliases

arxiv: 1601.02733 · arxiv_version: 1601.02733v1 · doi: 10.48550/arxiv.1601.02733 · pith_short_12: X62FBQQHMSCD · pith_short_16: X62FBQQHMSCDYEPO · pith_short_8: X62FBQQH

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/X62FBQQHMSCDYEPOEDAAIAELPI \
  | 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: bfb450c20764843c11ee20c004008b7a10a49e720f0138ae61d6c6d59738274c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8b7232506c504e41bfca9e63834d5de708a45fd1288c197cc5f5538be639fa94",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2016-01-12T05:33:03Z",
    "title_canon_sha256": "ffe3b5ae4fe0f163ee7e0cdab7a3389e4820e64ebd445d755006ac8d24d2764e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.02733",
    "kind": "arxiv",
    "version": 1
  }
}