Pith Number

pith:NLDJ2V3N

pith:2017:NLDJ2V3NROE743SSH4AI4XSQR3

not attested not anchored not stored refs pending

Joint Deep Modeling of Users and Items Using Reviews for Recommendation

Lei Zheng, Philip S. Yu, Vahid Noroozi

arxiv:1701.04783 v1 · 2017-01-17 · cs.LG · 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{NLDJ2V3NROE743SSH4AI4XSQR3}

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	2026-05-18T00:52:35.116759Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ac69d576d8b89fe6e523f008e5e508ec1e9a3fb4bd3472a1b3675a852188e57

Aliases

arxiv: 1701.04783 · arxiv_version: 1701.04783v1 · doi: 10.48550/arxiv.1701.04783 · pith_short_12: NLDJ2V3NROE7 · pith_short_16: NLDJ2V3NROE743SS · pith_short_8: NLDJ2V3N

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/NLDJ2V3NROE743SSH4AI4XSQR3 \
  | 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: 6ac69d576d8b89fe6e523f008e5e508ec1e9a3fb4bd3472a1b3675a852188e57

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1f933e7ea6d529a4ea8524139f626524899f4c6d6530709f8ff01c4f366a958",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2017-01-17T17:46:04Z",
    "title_canon_sha256": "0bf8d5bd54ba2598921a2f32733b8459c7962f862cabe087a990a6ae83a57857"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.04783",
    "kind": "arxiv",
    "version": 1
  }
}