Pith Number

pith:OYOJPADF

pith:2025:OYOJPADFQ7X4DHXUKAWGWVJHYG

not attested not anchored not stored refs pending

R1-RE: Cross-Domain Relation Extraction with RLVR

Hongtu Zhu, Kaixian Yu, Runpeng Dai, Run Yang, Tong Zheng

arxiv:2507.04642 v2 · 2025-07-07 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OYOJPADFQ7X4DHXUKAWGWVJHYG}

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

Too Correct to Learn: Reinforcement Learning on Saturated Reasoning Data

Receipt and verification

First computed	2026-07-05T11:49:34.009680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

761c97806587efc19ef4502c6b5527c1adf215ded3cf3e6e0d97ce275eb7b7e8

Aliases

arxiv: 2507.04642 · arxiv_version: 2507.04642v2 · doi: 10.48550/arxiv.2507.04642 · pith_short_12: OYOJPADFQ7X4 · pith_short_16: OYOJPADFQ7X4DHXU · pith_short_8: OYOJPADF

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/OYOJPADFQ7X4DHXUKAWGWVJHYG \
  | 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: 761c97806587efc19ef4502c6b5527c1adf215ded3cf3e6e0d97ce275eb7b7e8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ad100f0a6f4818dfca8d0bd72f4eaebade3df26e5047614a81e45de773f2d9c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-07-07T03:50:59Z",
    "title_canon_sha256": "d74474fd621488811e62607ea88d0251d92ac9307e70aa3f14fc4db3d7686f0a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.04642",
    "kind": "arxiv",
    "version": 2
  }
}