Pith Number

pith:NKL5RQBG

pith:2021:NKL5RQBG6KRWG2AYPFELH62PY6

not attested not anchored not stored refs pending

Computationally Efficient Optimization of Plackett-Luce Ranking Models for Relevance and Fairness

Harrie Oosterhuis

arxiv:2105.00855 v2 · 2021-05-03 · 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{NKL5RQBG6KRWG2AYPFELH62PY6}

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

Scoring Is Not Enough: Addressing Gaps in Utility-fairness Trade-offs for Ranking

Receipt and verification

First computed	2026-07-05T02:55:55.593148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6a97d8c026f2a36368187948b3fb4fc7957843b173bfcb375196d93ae9a79e8e

Aliases

arxiv: 2105.00855 · arxiv_version: 2105.00855v2 · doi: 10.48550/arxiv.2105.00855 · pith_short_12: NKL5RQBG6KRW · pith_short_16: NKL5RQBG6KRWG2AY · pith_short_8: NKL5RQBG

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/NKL5RQBG6KRWG2AYPFELH62PY6 \
  | 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: 6a97d8c026f2a36368187948b3fb4fc7957843b173bfcb375196d93ae9a79e8e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "16fc407897f796c45abe959ffe11fa2124f9a2acf6507f512cbe346167569a6a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2021-05-03T13:41:46Z",
    "title_canon_sha256": "d4c22aa1ba8e713a7e6e5434e43968428c5d331d921dac2b8d489edab4948f40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2105.00855",
    "kind": "arxiv",
    "version": 2
  }
}