Pith Number

pith:S24SRXUV

pith:2020:S24SRXUVNPPEMDXQTHSWTYIUKZ

not attested not anchored not stored refs pending

Personalized Re-ranking for Improving Diversity in Live Recommender Systems

Ruiming Tang, Xiangyu Zhang, Xinhua Feng, Xiuqiang He, Yichao Wang, Zhenhua Dong, Zhirong Liu

arxiv:2004.06390 v2 · 2020-04-14 · cs.IR · cs.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{S24SRXUVNPPEMDXQTHSWTYIUKZ}

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	2026-07-05T00:56:49.539869Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

96b928de956bde460ef099e569e1145652101211ca64c75f470093863de5edec

Aliases

arxiv: 2004.06390 · arxiv_version: 2004.06390v2 · doi: 10.48550/arxiv.2004.06390 · pith_short_12: S24SRXUVNPPE · pith_short_16: S24SRXUVNPPEMDXQ · pith_short_8: S24SRXUV

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/S24SRXUVNPPEMDXQTHSWTYIUKZ \
  | 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: 96b928de956bde460ef099e569e1145652101211ca64c75f470093863de5edec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a7df4c948d9e119a875574d0f1dfc89da25073370373543baf64739756874292",
    "cross_cats_sorted": [
      "cs.SI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2020-04-14T09:51:57Z",
    "title_canon_sha256": "ea6a5696a39cb67eb25e8ce6f039675f4ddd3fc0c291834851a0f6fdc599c3a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2004.06390",
    "kind": "arxiv",
    "version": 2
  }
}