Pith Number

pith:3UAI52OM

pith:2025:3UAI52OM73NAVPMR63VEI7ZYB6

not attested not anchored not stored refs pending

LumiCRS: Asymmetric Contrastive Prototype Learning for Long-Tail Conversational Recommender Systems

Bin Li, Biyi Zhou, Haozhou Li, Jiangbo Zhang, Jinzhi Wang, Kaixuan Yang, Qingke Peng, Ruimeng Li, Yaoying Wang, Zeyuan Zeng

arxiv:2507.04722 v2 · 2025-07-07 · 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{3UAI52OM73NAVPMR63VEI7ZYB6}

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	2026-07-05T11:39:56.117282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dd008ee9ccfeda0abd91f6ea447f380fb9390e1bdae136d99a1a2b473ec9e960

Aliases

arxiv: 2507.04722 · arxiv_version: 2507.04722v2 · doi: 10.48550/arxiv.2507.04722 · pith_short_12: 3UAI52OM73NA · pith_short_16: 3UAI52OM73NAVPMR · pith_short_8: 3UAI52OM

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/3UAI52OM73NAVPMR63VEI7ZYB6 \
  | 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: dd008ee9ccfeda0abd91f6ea447f380fb9390e1bdae136d99a1a2b473ec9e960

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eb399a392bc4bf24b029c071b81ba440aff00c3485ffe6e7d28d110155753d92",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-07-07T07:33:00Z",
    "title_canon_sha256": "f21bde2902da8b569341303f82d4dadf8a0030478ecdacd0fcc56495e075b6c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.04722",
    "kind": "arxiv",
    "version": 2
  }
}