Pith Number

pith:CQCCBFLS

pith:2019:CQCCBFLSPB6MMVR2Q54V5AVAOT

not attested not anchored not stored refs pending

Sequential Evaluation and Generation Framework for Combinatorial Recommender System

Cihang Jin, Fan Wang, Hao Tian, Jiucheng Tao, Lihang Liu, Xiaomin Fang, Yaxue Chen, Zhiming Peng

arxiv:1902.00245 v3 · 2019-02-01 · 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{CQCCBFLSPB6MMVR2Q54V5AVAOT}

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	2026-05-17T23:42:42.422130Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1404209572787cc6563a87795e82a074cb9e0e3c2c67e92f0fa434d35760db71

Aliases

arxiv: 1902.00245 · arxiv_version: 1902.00245v3 · doi: 10.48550/arxiv.1902.00245 · pith_short_12: CQCCBFLSPB6M · pith_short_16: CQCCBFLSPB6MMVR2 · pith_short_8: CQCCBFLS

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/CQCCBFLSPB6MMVR2Q54V5AVAOT \
  | 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: 1404209572787cc6563a87795e82a074cb9e0e3c2c67e92f0fa434d35760db71

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f39496168d9ac0e7b363cd656f12813f77c65cb44843a8599ddd9c877b01eff",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2019-02-01T09:34:08Z",
    "title_canon_sha256": "42ad14b68ec6d3fa41192d8b454a887f871ec0af7eba4ae30ee62e69da75cc46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.00245",
    "kind": "arxiv",
    "version": 3
  }
}