Pith Number

pith:55HRQ5MP

pith:2025:55HRQ5MPS5PSFALLW6PJRJJD2W

not attested not anchored not stored refs pending

Collaborative Diffusion Model for Recommender System

Gyuseok Lee, HwanJo Yu, Jundong Li, Yaochen Zhu, Yao Zhou

arxiv:2501.18997 v1 · 2025-01-31 · 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{55HRQ5MPS5PSFALLW6PJRJJD2W}

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	2026-07-05T10:07:54.739684Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef4f18758f975f22816bb79e98a523d5ac6c352448e8093d0663db89a2908bb9

Aliases

arxiv: 2501.18997 · arxiv_version: 2501.18997v1 · doi: 10.48550/arxiv.2501.18997 · pith_short_12: 55HRQ5MPS5PS · pith_short_16: 55HRQ5MPS5PSFALL · pith_short_8: 55HRQ5MP

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/55HRQ5MPS5PSFALLW6PJRJJD2W \
  | 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: ef4f18758f975f22816bb79e98a523d5ac6c352448e8093d0663db89a2908bb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "085acb34291b6bd886161b5eae2b7348e76f66bd28cf830e371a862c86f06c12",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-01-31T10:05:01Z",
    "title_canon_sha256": "b8b5022afb55dd2321bf08c8caeddb195937bac9f193b49741ab439d42dd25a1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.18997",
    "kind": "arxiv",
    "version": 1
  }
}