Pith Number

pith:GKNSCKL2

pith:2025:GKNSCKL24YWG5XNGEIH4WDJHYC

not attested not anchored not stored refs pending

On Mitigating Data Sparsity in Conversational Recommender Systems

Cheng Long, Hongxu Chen, Hongzhi Yin, Mingrui Liu, Sixiao Zhang, Wei Yuan, Xiangyu Zhao

arxiv:2507.00479 v1 · 2025-07-01 · 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{GKNSCKL24YWG5XNGEIH4WDJHYC}

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	2026-07-05T11:30:09.681506Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

329b21297ae62c6edda6220fcb0d27c09ca12a44ba7720a5af1d26a503c804fa

Aliases

arxiv: 2507.00479 · arxiv_version: 2507.00479v1 · doi: 10.48550/arxiv.2507.00479 · pith_short_12: GKNSCKL24YWG · pith_short_16: GKNSCKL24YWG5XNG · pith_short_8: GKNSCKL2

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/GKNSCKL24YWG5XNGEIH4WDJHYC \
  | 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: 329b21297ae62c6edda6220fcb0d27c09ca12a44ba7720a5af1d26a503c804fa

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "be9f5d5e3b54b6dfe11137e85d79ebb431943b37a13cd483808be57396966b38",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2025-07-01T06:54:51Z",
    "title_canon_sha256": "bbf4701b8dfafbb72e5e5fb2fd02c1df4d6de7b1c79fafc735661c60ad643835"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.00479",
    "kind": "arxiv",
    "version": 1
  }
}