Pith Number

pith:F6I5AAD2

pith:2024:F6I5AAD2FZ6GHYOTXVESGIOX3F

not attested not anchored not stored refs pending

Comprehensive Evaluation of Matrix Factorization Models for Collaborative Filtering Recommender Systems

Abraham Gutierrez, Fernando Ortega, Jes\'us Bobadilla, Jorge Due\~nas-Ler\'in

arxiv:2410.17644 v2 · 2024-10-23 · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F6I5AAD2FZ6GHYOTXVESGIOX3F}

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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

Matrix Factorization with Dynamic Multi-view Clustering for Recommender System

Receipt and verification

First computed	2026-07-05T09:25:48.772568Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2f91d0007a2e7c63e1d3bd492321d7d953a2fc690f7d0c19991dae085ba27fb4

Aliases

arxiv: 2410.17644 · arxiv_version: 2410.17644v2 · doi: 10.48550/arxiv.2410.17644 · pith_short_12: F6I5AAD2FZ6G · pith_short_16: F6I5AAD2FZ6GHYOT · pith_short_8: F6I5AAD2

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/F6I5AAD2FZ6GHYOTXVESGIOX3F \
  | 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: 2f91d0007a2e7c63e1d3bd492321d7d953a2fc690f7d0c19991dae085ba27fb4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77a23c58d760ba752d070bea6c9bb61e10f7dc4367207d9d34ad26a273852ce2",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2024-10-23T08:01:07Z",
    "title_canon_sha256": "a4efd7939f983c9e209b98c081ba0f49eedb9085522bc84eb71bf4ad0f41df74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2410.17644",
    "kind": "arxiv",
    "version": 2
  }
}