Pith Number

pith:UJWN3E5V

pith:2023:UJWN3E5VYTIOPICWVTUD4FOGFP

not attested not anchored not stored refs pending

Beyond Two-Tower Matching: Learning Sparse Retrievable Cross-Interactions for Recommendation

Fan Yan, Haoyi Duan, Jieming Zhu, Liangcai Su, Ruiming Tang, Xi Xiao, Zhenhua Dong, Zhou Zhao

arxiv:2311.18213 v1 · 2023-11-30 · cs.IR · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UJWN3E5VYTIOPICWVTUD4FOGFP}

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	2026-07-05T07:18:38.734559Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a26cdd93b5c4d0e7a056ace83e15c62bdcc99ede8ecb9d4cda0c3500fc0af554

Aliases

arxiv: 2311.18213 · arxiv_version: 2311.18213v1 · doi: 10.48550/arxiv.2311.18213 · pith_short_12: UJWN3E5VYTIO · pith_short_16: UJWN3E5VYTIOPICW · pith_short_8: UJWN3E5V

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/UJWN3E5VYTIOPICWVTUD4FOGFP \
  | 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: a26cdd93b5c4d0e7a056ace83e15c62bdcc99ede8ecb9d4cda0c3500fc0af554

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4784bfe2b6fe871a64799260b70ff7a015958255da0ad12d1bba744606754c0f",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2023-11-30T03:13:36Z",
    "title_canon_sha256": "ab0f63322a7bd6ed8db5d6441c931cf8227d508451c0f04d7f68c4ce65e64dd9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2311.18213",
    "kind": "arxiv",
    "version": 1
  }
}