Pith Number

pith:SZHROT5O

pith:2025:SZHROT5OLCBSRHFE35VRYSW7CD

not attested not anchored not stored refs pending

A Simple Contrastive Framework Of Item Tokenization For Generative Recommendation

Chen Li, Fanyi Di, Jie Huang, Jie Li, Penglong Zhai, Sicong Wang, Xin Li, Yao Xu, Yifang Yuan, Yue Liu

arxiv:2506.16683 v1 · 2025-06-20 · 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{SZHROT5OLCBSRHFE35VRYSW7CD}

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

MLPs are Efficient Distilled Generative Recommenders

Receipt and verification

First computed	2026-07-05T11:24:40.833714Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

964f174fae5883289ca4df6b1c4adf10f50cb58d7bcf82ae5ecf11de24036c4f

Aliases

arxiv: 2506.16683 · arxiv_version: 2506.16683v1 · doi: 10.48550/arxiv.2506.16683 · pith_short_12: SZHROT5OLCBS · pith_short_16: SZHROT5OLCBSRHFE · pith_short_8: SZHROT5O

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/SZHROT5OLCBSRHFE35VRYSW7CD \
  | 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: 964f174fae5883289ca4df6b1c4adf10f50cb58d7bcf82ae5ecf11de24036c4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22c47a3f725493e15d64bcbed09952eb61a3fbc31932c1f54f30d946b9dfbc11",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-06-20T01:54:32Z",
    "title_canon_sha256": "7bef7687fcf668c09a5bb8a9136523eb87db68f78d05782720d6c087fa914318"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.16683",
    "kind": "arxiv",
    "version": 1
  }
}