Pith Number

pith:QKQVRJIT

pith:2024:QKQVRJITIMBFFDU4FFBXUENWWV

not attested not anchored not stored refs pending

QAGCF: Graph Collaborative Filtering for Q&A Recommendation

Changshuo Zhang, Ji-Rong Wen, Jun Xu, Qi Liu, Ruobing Xie, Teng Shi, Xiao Zhang, Yanping Zheng

arxiv:2406.04828 v1 · 2024-06-07 · 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{QKQVRJITIMBFFDU4FFBXUENWWV}

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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.

Cited by

1 paper in Pith

ClusterRAG: Cluster-Based Collaborative Filtering for Personalized Retrieval-Augmented Generation

Receipt and verification

First computed	2026-07-05T08:28:49.731035Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

82a158a5134302528e9c29437a11b6b54144bfdee08ddeb0b333fa45880ec1d6

Aliases

arxiv: 2406.04828 · arxiv_version: 2406.04828v1 · doi: 10.48550/arxiv.2406.04828 · pith_short_12: QKQVRJITIMBF · pith_short_16: QKQVRJITIMBFFDU4 · pith_short_8: QKQVRJIT

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/QKQVRJITIMBFFDU4FFBXUENWWV \
  | 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: 82a158a5134302528e9c29437a11b6b54144bfdee08ddeb0b333fa45880ec1d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7365b410694c10aad0ab18cb5680856b2ec5f3455015c83fa3a0919aa2de2258",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2024-06-07T10:52:37Z",
    "title_canon_sha256": "5deaf3ff3dbefa2c3fb601a5758537800f8872ea539e8749fbae13183d7091c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2406.04828",
    "kind": "arxiv",
    "version": 1
  }
}