Pith Number

pith:VWZCKMZK

pith:2015:VWZCKMZKA7WTC6I3VISJLRABEN

not attested not anchored not stored refs pending

Neural Network Matrix Factorization

Daniel M. Roy, Gintare Karolina Dziugaite

arxiv:1511.06443 v2 · 2015-11-19 · 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{VWZCKMZKA7WTC6I3VISJLRABEN}

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.

Cited by

1 paper in Pith

Building a privacy-preserving Federated Recommender system for mobile devices

Receipt and verification

First computed	2026-05-18T01:24:20.085138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adb225332a07ed31791baa2495c4012343d327b235bf9ab5d2ebcbcd3711c343

Aliases

arxiv: 1511.06443 · arxiv_version: 1511.06443v2 · doi: 10.48550/arxiv.1511.06443 · pith_short_12: VWZCKMZKA7WT · pith_short_16: VWZCKMZKA7WTC6I3 · pith_short_8: VWZCKMZK

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/VWZCKMZKA7WTC6I3VISJLRABEN \
  | 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: adb225332a07ed31791baa2495c4012343d327b235bf9ab5d2ebcbcd3711c343

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c0155d54a51156c312ab3aca59aa6484b159d34a00600bbc6b7e30624daf2071",
    "cross_cats_sorted": [
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2015-11-19T23:13:29Z",
    "title_canon_sha256": "c40186963a4a03f1e0852d3af673c1e8c6379b2cec29ae5826c63ecf5b217fc4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.06443",
    "kind": "arxiv",
    "version": 2
  }
}