Pith Number

pith:PXEPMEJU

pith:2020:PXEPMEJUYIOXWIJAJ4JH7NROJA

not attested not anchored not stored refs pending

Seamlessly Unifying Attributes and Items: Conversational Recommendation for Cold-Start Users

Peng Jiang, Qingyun Wu, Shijun Li, Tat-Seng Chua, Wenqiang Lei, Xiangnan He

arxiv:2005.12979 v5 · 2020-05-23 · cs.IR · cs.LG · cs.SI · stat.ML

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PXEPMEJUYIOXWIJAJ4JH7NROJA}

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	2026-07-05T05:03:32.348617Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7dc8f61134c21d7b21204f127fb62e482a29fa060acd017c0f308244af1a67df

Aliases

arxiv: 2005.12979 · arxiv_version: 2005.12979v5 · doi: 10.48550/arxiv.2005.12979 · pith_short_12: PXEPMEJUYIOX · pith_short_16: PXEPMEJUYIOXWIJA · pith_short_8: PXEPMEJU

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/PXEPMEJUYIOXWIJAJ4JH7NROJA \
  | 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: 7dc8f61134c21d7b21204f127fb62e482a29fa060acd017c0f308244af1a67df

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e98e93cacbb0ed1722984ba719c12d1858fb1a66525b5aab2e273ccc936c85f2",
    "cross_cats_sorted": [
      "cs.LG",
      "cs.SI",
      "stat.ML"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2020-05-23T08:56:37Z",
    "title_canon_sha256": "0d713d9fdfe7ef179fd4f05b08d0d1c6bccb64f46a905dfb7c0ee6384d9994ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.12979",
    "kind": "arxiv",
    "version": 5
  }
}