Pith Number

pith:IJEABUGP

pith:2026:IJEABUGPDAF5ZBJUWL4PKTYT5U

not attested not anchored not stored refs pending

Optimizing RAG Rerankers with LLM Feedback via Reinforcement Learning

Cangqi Zhou, Fanfan Wang, Rui Xia, Xiangqing Shen, Xinyu Dai, Yuhang Wu, Zhen Wu

arxiv:2604.02091 v2 · 2026-04-02 · cs.CL · cs.AI · 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{IJEABUGPDAF5ZBJUWL4PKTYT5U}

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	2026-07-03T01:17:55.109551Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

424800d0cf180bdc8534b2f8f54f13ed3679478adfc08d7c46946a83d52fda1c

Aliases

arxiv: 2604.02091 · arxiv_version: 2604.02091v2 · doi: 10.48550/arxiv.2604.02091 · pith_short_12: IJEABUGPDAF5 · pith_short_16: IJEABUGPDAF5ZBJU · pith_short_8: IJEABUGP

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/IJEABUGPDAF5ZBJUWL4PKTYT5U \
  | 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: 424800d0cf180bdc8534b2f8f54f13ed3679478adfc08d7c46946a83d52fda1c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8200e8e346f60fe9e1971559c1d2c4cec3f455b135c4634fd40de3cd90419718",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-04-02T14:19:47Z",
    "title_canon_sha256": "c439e1aa16f742e15563406654cfe467a9e865205e0becf1b8b75265bd1cd223"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2604.02091",
    "kind": "arxiv",
    "version": 2
  }
}