Pith Number

pith:B7LFMFAN

pith:2022:B7LFMFANLT7IVWJFJWKBFX5TYU

not attested not anchored not stored refs pending

An Introduction to Matrix factorization and Factorization Machines in Recommendation System, and Beyond

Yuefeng Zhang

arxiv:2203.11026 v1 · 2022-03-12 · cs.IR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{B7LFMFANLT7IVWJFJWKBFX5TYU}

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

Revisiting Positive Samples in Graph Contrastive Learning: From the Perspective of Message Passing

Receipt and verification

First computed	2026-07-05T04:06:59.858023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fd656140d5cfe8ad9254d9412dfb3c50a2f62a7816b1af834d8a881385a05b4

Aliases

arxiv: 2203.11026 · arxiv_version: 2203.11026v1 · doi: 10.48550/arxiv.2203.11026 · pith_short_12: B7LFMFANLT7I · pith_short_16: B7LFMFANLT7IVWJF · pith_short_8: B7LFMFAN

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/B7LFMFANLT7IVWJFJWKBFX5TYU \
  | 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: 0fd656140d5cfe8ad9254d9412dfb3c50a2f62a7816b1af834d8a881385a05b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05d367b76a5762bbcd7585b00cf49196ac014ae5c1283f967305b9858cfd7b72",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2022-03-12T09:40:07Z",
    "title_canon_sha256": "a58b589121b72f34b4abb49ff09d374f0a207ae4dffe09b159f7dea2ae367053"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2203.11026",
    "kind": "arxiv",
    "version": 1
  }
}