Pith Number

pith:3AKMFAEJ

pith:2017:3AKMFAEJJVVXPPX7GMRR2AAOU5

not attested not anchored not stored refs pending

A Comparative Study of Matrix Factorization and Random Walk with Restart in Recommender Systems

Haekyu Park, Jinhong Jung, U Kang

arxiv:1708.09088 v2 · 2017-08-30 · 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{3AKMFAEJJVVXPPX7GMRR2AAOU5}

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	2026-05-18T00:31:18.820255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d814c280894d6b77beff33231d000ea7684b984bb29bffffaaf1865f7cf546e1

Aliases

arxiv: 1708.09088 · arxiv_version: 1708.09088v2 · doi: 10.48550/arxiv.1708.09088 · pith_short_12: 3AKMFAEJJVVX · pith_short_16: 3AKMFAEJJVVXPPX7 · pith_short_8: 3AKMFAEJ

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/3AKMFAEJJVVXPPX7GMRR2AAOU5 \
  | 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: d814c280894d6b77beff33231d000ea7684b984bb29bffffaaf1865f7cf546e1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "792d4a7c7f0afd2b747d9b2aedca4c4478c0024e62867ea2c8c74aba1a4ea309",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2017-08-30T02:08:14Z",
    "title_canon_sha256": "048f1f323e0a13257273cb90c72f017a87f1bb16edd8056cbe2598ca861096cb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1708.09088",
    "kind": "arxiv",
    "version": 2
  }
}