Pith Number

pith:XQWV44UT

pith:2026:XQWV44UTEW6X3RZFLYSKJNKSGM

not attested not anchored not stored refs pending

MemReward: Graph-Based Experience Memory for LLM Reward Prediction with Limited Labels

Ge Liu, Jiaxuan You, Shuang Yang, Tao Feng, Tianyang Luo, Yan Xie, Zhigang Hua

arxiv:2603.19310 v3 · 2026-03-13 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XQWV44UTEW6X3RZFLYSKJNKSGM}

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

When Self-Belief Misleads: Active Label Acquisition for Reinforcement Learning with Verifiable Rewards

Receipt and verification

First computed	2026-05-22T01:04:00.558192Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc2d5e729325bd7dc7255e24a4b5523322d100fc03a1c50dce3603a60d57b3f1

Aliases

arxiv: 2603.19310 · arxiv_version: 2603.19310v3 · doi: 10.48550/arxiv.2603.19310 · pith_short_12: XQWV44UTEW6X · pith_short_16: XQWV44UTEW6X3RZF · pith_short_8: XQWV44UT

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/XQWV44UTEW6X3RZFLYSKJNKSGM \
  | 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: bc2d5e729325bd7dc7255e24a4b5523322d100fc03a1c50dce3603a60d57b3f1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "78805bc1da25a5cc04824d3713062c40018b422e73155fef7a327178e4e0f5b0",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-03-13T18:00:16Z",
    "title_canon_sha256": "c96b6bf22dd94d4c87a4123def10db362c77c9cfd618973ae3f9ae1fc870ed46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.19310",
    "kind": "arxiv",
    "version": 3
  }
}