Pith Number

pith:QJSCNPQK

pith:2024:QJSCNPQKEHGL4PJGITMNPMFMLD

not attested not anchored not stored refs pending

Scalable and Provably Fair Exposure Control for Large-Scale Recommender Systems

Kenshi Abe, Riku Togashi, Yuta Saito

arxiv:2402.14369 v1 · 2024-02-22 · 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{QJSCNPQKEHGL4PJGITMNPMFMLD}

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	2026-07-05T07:48:09.189071Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

826426be0a21ccbe3d2644d8d7b0ac58cfa286365e296118528af22437f54c98

Aliases

arxiv: 2402.14369 · arxiv_version: 2402.14369v1 · doi: 10.48550/arxiv.2402.14369 · pith_short_12: QJSCNPQKEHGL · pith_short_16: QJSCNPQKEHGL4PJG · pith_short_8: QJSCNPQK

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/QJSCNPQKEHGL4PJGITMNPMFMLD \
  | 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: 826426be0a21ccbe3d2644d8d7b0ac58cfa286365e296118528af22437f54c98

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c3038527df93d4dbeb073a0d20e46fafa7d7a4059a0fd95a4d371b6a09167d0",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.IR",
    "submitted_at": "2024-02-22T08:16:43Z",
    "title_canon_sha256": "32674aa39c0849ceac65169e929ce666dd82f2323f1fbfb493b05c1eca45a37e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.14369",
    "kind": "arxiv",
    "version": 1
  }
}