Pith Number

pith:4IQPR43H

pith:2019:4IQPR43HN7476GHFAFT6H5W43O

not attested not anchored not stored refs pending

How to make latent factors interpretable by feeding Factorization machines with knowledge graphs

Azzurra Ragone, Eugenio Di Sciascio, Joseph Trotta, Tommaso Di Noia, Vito Walter Anelli

arxiv:1909.05038 v1 · 2019-09-11 · 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{4IQPR43HN7476GHFAFT6H5W43O}

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	2026-07-05T00:04:02.459355Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e220f8f3676ff9ff18e50167e3f6dcdba68e5d9c6330d604d200c82f11620133

Aliases

arxiv: 1909.05038 · arxiv_version: 1909.05038v1 · doi: 10.48550/arxiv.1909.05038 · pith_short_12: 4IQPR43HN747 · pith_short_16: 4IQPR43HN7476GHF · pith_short_8: 4IQPR43H

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/4IQPR43HN7476GHFAFT6H5W43O \
  | 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: e220f8f3676ff9ff18e50167e3f6dcdba68e5d9c6330d604d200c82f11620133

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4827249df3ee1f93d9536932f6f93322d6c28c94840f5151f422cc7524602f87",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-09-11T13:25:38Z",
    "title_canon_sha256": "b5f8ad464c34994ed342d097919fcea7018196f328887ff7c7f2b5f208ad6844"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1909.05038",
    "kind": "arxiv",
    "version": 1
  }
}