Pith Number

pith:EW3LGFK4

pith:2018:EW3LGFK467IT6QEFKCJMY46QFE

not attested not anchored not stored refs pending

Matrix Factorization via Deep Learning

Duc Minh Nguyen, Evaggelia Tsiligianni, Nikos Deligiannis

arxiv:1812.01478 v1 · 2018-12-04 · 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{EW3LGFK467IT6QEFKCJMY46QFE}

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	2026-05-17T23:59:12.356173Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

25b6b3155cf7d13f40855092cc73d0291ff61f050f8decf064276212f430fff4

Aliases

arxiv: 1812.01478 · arxiv_version: 1812.01478v1 · doi: 10.48550/arxiv.1812.01478 · pith_short_12: EW3LGFK467IT · pith_short_16: EW3LGFK467IT6QEF · pith_short_8: EW3LGFK4

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/EW3LGFK467IT6QEFKCJMY46QFE \
  | 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: 25b6b3155cf7d13f40855092cc73d0291ff61f050f8decf064276212f430fff4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ccbe9d25b6f3da57be35a4d31d684db983540c55fb2109f74f2892ebeb0e7af",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2018-12-04T15:15:23Z",
    "title_canon_sha256": "ef76c7fb42ba3081f0c64f65df7056ecd4946b1132cfc740db9e6ed6a4b2f5ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.01478",
    "kind": "arxiv",
    "version": 1
  }
}