Pith Number

pith:RZPY4ZPU

pith:2022:RZPY4ZPU7Z73F6IOGDEV3IQIDG

not attested not anchored not stored refs pending

Improving Conversational Recommender System via Contextual and Time-Aware Modeling with Less Domain-Specific Knowledge

Kam-Fai Wong, Lingzhi Wang, Shafiq Joty, Wei Gao, Xingshan Zeng

arxiv:2209.11386 v1 · 2022-09-23 · cs.CL · 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{RZPY4ZPU7Z73F6IOGDEV3IQIDG}

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	2026-07-05T05:00:20.002593Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8e5f8e65f4fe7fb2f90e30c95da2081994a0773d8ca1bb8cd3e7784a89909243

Aliases

arxiv: 2209.11386 · arxiv_version: 2209.11386v1 · doi: 10.48550/arxiv.2209.11386 · pith_short_12: RZPY4ZPU7Z73 · pith_short_16: RZPY4ZPU7Z73F6IO · pith_short_8: RZPY4ZPU

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/RZPY4ZPU7Z73F6IOGDEV3IQIDG \
  | 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: 8e5f8e65f4fe7fb2f90e30c95da2081994a0773d8ca1bb8cd3e7784a89909243

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d278b1e8a109c65d24e6ff276bc4db911e2daa1bd80423d51a6fc163b017f43a",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2022-09-23T03:30:22Z",
    "title_canon_sha256": "46ac66237c19d820a3a44f3ddcbda7250157dafa8fdb1af911785b8068761012"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.11386",
    "kind": "arxiv",
    "version": 1
  }
}