Pith Number

pith:PRWL2ONA

pith:2025:PRWL2ONAWFFRH5ONC4IH33PAMC

not attested not anchored not stored refs pending

Discriminative Policy Optimization for Token-Level Reward Models

Hongtao Tian, Hongzhan Chen, Ruijun Chen, Shiping Gao, Tao Yang, Ting Yao, Xiaojun Quan

arxiv:2505.23363 v1 · 2025-05-29 · cs.CL

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PRWL2ONAWFFRH5ONC4IH33PAMC}

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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

BALTO: Balanced Token-Level Policy Optimization for Hallucination Mitigation

Receipt and verification

First computed	2026-07-05T11:12:00.328492Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7c6cbd39a0b14b13f5cd17107dede060836a46846adaec6a4e18c25b6fd4f35e

Aliases

arxiv: 2505.23363 · arxiv_version: 2505.23363v1 · doi: 10.48550/arxiv.2505.23363 · pith_short_12: PRWL2ONAWFFR · pith_short_16: PRWL2ONAWFFRH5ON · pith_short_8: PRWL2ONA

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/PRWL2ONAWFFRH5ONC4IH33PAMC \
  | 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: 7c6cbd39a0b14b13f5cd17107dede060836a46846adaec6a4e18c25b6fd4f35e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "622e28284020aaa3dfdddcccf494f26c7b16933ee401fb5c331a3dc8363713be",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-05-29T11:40:34Z",
    "title_canon_sha256": "cc5740b79ead95572596d19cc0186c682dc6829a6d447c2febba90112812711e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.23363",
    "kind": "arxiv",
    "version": 1
  }
}