Pith Number

pith:WO2VYIKR

pith:2026:WO2VYIKR4IVHDRUT3SEJDJNOVI

not attested not anchored not stored refs pending

Unifying Search and Recommendation in LLMs via Gradient Multi-Subspace Tuning

Jujia Zhao, Shuaiqun Pan, Suzan Verberne, Zhaochun Ren, Zihan Wang

arxiv:2601.09496 v2 · 2026-01-14 · 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{WO2VYIKR4IVHDRUT3SEJDJNOVI}

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

Differentiable Semantic ID for Generative Recommendation

Receipt and verification

First computed	2026-06-24T01:15:00.295852Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b3b55c2151e22a71c693dc8891a5aeaa0886d94b85f18d5070d7ea596d644bba

Aliases

arxiv: 2601.09496 · arxiv_version: 2601.09496v2 · doi: 10.48550/arxiv.2601.09496 · pith_short_12: WO2VYIKR4IVH · pith_short_16: WO2VYIKR4IVHDRUT · pith_short_8: WO2VYIKR

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/WO2VYIKR4IVHDRUT3SEJDJNOVI \
  | 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: b3b55c2151e22a71c693dc8891a5aeaa0886d94b85f18d5070d7ea596d644bba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "baf56714164a7bf0292c7e4ca3d58b2125c727fdc5938ca2a49356f7904216e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2026-01-14T14:03:07Z",
    "title_canon_sha256": "8e9553427914c3ee992e67db3b860b18d43b539181fdae35efed88cf91a55258"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.09496",
    "kind": "arxiv",
    "version": 2
  }
}