Pith Number

pith:P5RBN7LI

pith:2026:P5RBN7LIXV23IRIRNHXWEVFWV4

not attested not anchored not stored refs pending

Search-on-Graph-R1: Training Large Language Models to Search Knowledge Graphs with Reinforcement Learning

Bang Liu, Fengran Mo, Hao Yu, Jia Ao Sun, Jian-Yun Nie, Yuchen Hui, Zhan Su

arxiv:2607.18481 v1 · 2026-07-20 · 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{P5RBN7LIXV23IRIRNHXWEVFWV4}

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	2026-07-22T00:22:50.802414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f6216fd68bd75b4451169ef6254b6af16a8be14784be0d7ff82b33ad24fa79a

Aliases

arxiv: 2607.18481 · arxiv_version: 2607.18481v1 · doi: 10.48550/arxiv.2607.18481 · pith_short_12: P5RBN7LIXV23 · pith_short_16: P5RBN7LIXV23IRIR · pith_short_8: P5RBN7LI

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/P5RBN7LIXV23IRIRNHXWEVFWV4 \
  | 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: 7f6216fd68bd75b4451169ef6254b6af16a8be14784be0d7ff82b33ad24fa79a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e680ddf6c381d7564e389b18d1674d765992848db08111fcacaef55454828ff",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-07-20T19:58:32Z",
    "title_canon_sha256": "dce20a49870eb83cfa25b2006d988b584999fe11be2a34e731102bc35ba538af"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.18481",
    "kind": "arxiv",
    "version": 1
  }
}