Pith Number

pith:L5TT2IFK

pith:2025:L5TT2IFKJOD46HCOMKJRSKEVO5

not attested not anchored not stored refs pending

Pre-training Generative Recommender with Multi-Identifier Item Tokenization

Bowen Zheng, Enze Liu, Ji-Rong Wen, Wayne Xin Zhao, Yue Wang, Zhongfu Chen, Zhongrui Ma

arxiv:2504.04400 v3 · 2025-04-06 · 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{L5TT2IFKJOD46HCOMKJRSKEVO5}

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

2 papers in Pith

Differentiable Semantic ID for Generative Recommendation

Expressiveness Limits of Autoregressive Semantic ID Generation in Generative Recommendation

Receipt and verification

First computed	2026-07-05T11:09:10.930386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f673d20aa4b87cf1c4e629319289577555155720a8d79612acfadcc3cc1bb44

Aliases

arxiv: 2504.04400 · arxiv_version: 2504.04400v3 · doi: 10.48550/arxiv.2504.04400 · pith_short_12: L5TT2IFKJOD4 · pith_short_16: L5TT2IFKJOD46HCO · pith_short_8: L5TT2IFK

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/L5TT2IFKJOD46HCOMKJRSKEVO5 \
  | 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: 5f673d20aa4b87cf1c4e629319289577555155720a8d79612acfadcc3cc1bb44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "67d86331a7d06b0a8197132d456c4ca1175fa23ba01cb0c5adfc42aa676f56b2",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-04-06T08:03:03Z",
    "title_canon_sha256": "199d117e56f3ef785c08b586b5b8bee362f7c1e95acff30ce7859385401135ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.04400",
    "kind": "arxiv",
    "version": 3
  }
}