Pith Number

pith:UOTDT2CZ

pith:2021:UOTDT2CZB4VLRVVXTOXFVSQDVP

not attested not anchored not stored refs pending

Re-ranking With Constraints on Diversified Exposures for Homepage Recommender System

Guangda Huzhang, Qi Hao, Tianze Luo

arxiv:2112.07621 v1 · 2021-12-12 · cs.IR · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UOTDT2CZB4VLRVVXTOXFVSQDVP}

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.

Cited by

1 paper in Pith

Fast and Feasible: Permutation-based Constrained Reranking for Revenue Maximization

Receipt and verification

First computed	2026-07-05T03:41:00.103241Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3a639e8590f2ab8d6b79bae5aca03abcf268d50f2f3b2fd2b4e8c92b816fb40

Aliases

arxiv: 2112.07621 · arxiv_version: 2112.07621v1 · doi: 10.48550/arxiv.2112.07621 · pith_short_12: UOTDT2CZB4VL · pith_short_16: UOTDT2CZB4VLRVVX · pith_short_8: UOTDT2CZ

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/UOTDT2CZB4VLRVVXTOXFVSQDVP \
  | 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: a3a639e8590f2ab8d6b79bae5aca03abcf268d50f2f3b2fd2b4e8c92b816fb40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c48f585f5369e6226fa4befe5245c967ba9df8cfc385215e018b6f77f98ea49c",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2021-12-12T09:34:50Z",
    "title_canon_sha256": "e4593c424d4f55a00ff36b8962da7e9e4d9396149384237459d70b4eb1733e2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.07621",
    "kind": "arxiv",
    "version": 1
  }
}