Pith Number

pith:VPQV2IUR

pith:2025:VPQV2IURZRSSFH3RP3SW6OOH36

not attested not anchored not stored refs pending

Reward Evolution with Graph-of-Thoughts: A Bi-Level Language Model Framework for Reinforcement Learning

Changwei Yao, Chen Li, Marios Savvides, Xinzi Liu

arxiv:2509.16136 v5 · 2025-09-19 · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VPQV2IURZRSSFH3RP3SW6OOH36}

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	2026-06-09T01:05:09.378300Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

abe15d2291cc65229f717ee56f39c7dfa5eaacc3b5807ebd75f8f776fa375f2e

Aliases

arxiv: 2509.16136 · arxiv_version: 2509.16136v5 · doi: 10.48550/arxiv.2509.16136 · pith_short_12: VPQV2IURZRSS · pith_short_16: VPQV2IURZRSSFH3R · pith_short_8: VPQV2IUR

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/VPQV2IURZRSSFH3RP3SW6OOH36 \
  | 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: abe15d2291cc65229f717ee56f39c7dfa5eaacc3b5807ebd75f8f776fa375f2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ff935255af193135f7506e2a408f3df8ba4f39a63e2ef6df527a5172ea2dcb1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2025-09-19T16:35:27Z",
    "title_canon_sha256": "914219076ae6706fbc488047b329d23e7c755e4a51cbd4ff22badcad29cf721b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.16136",
    "kind": "arxiv",
    "version": 5
  }
}