Pith Number

pith:HLJ66AEP

pith:2026:HLJ66AEPRSWHDQPNCYOLVAFXA3

not attested not anchored not stored refs pending

IAPO: Information-Aware Policy Optimization for Token-Efficient Reasoning

Jundong Li, Lin Su, Mingjia Shi, Qi Guo, Wendy Zheng, Xiaoqing Wang, Yaochen Zhu, Yinhan He

arxiv:2602.19049 v2 · 2026-02-22 · cs.CL · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HLJ66AEPRSWHDQPNCYOLVAFXA3}

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	2026-06-01T01:02:35.084547Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3ad3ef008f8cac71c1ed161cba80b706ca5afea0399c8163a820ef63656dadbf

Aliases

arxiv: 2602.19049 · arxiv_version: 2602.19049v2 · doi: 10.48550/arxiv.2602.19049 · pith_short_12: HLJ66AEPRSWH · pith_short_16: HLJ66AEPRSWHDQPN · pith_short_8: HLJ66AEP

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/HLJ66AEPRSWHDQPNCYOLVAFXA3 \
  | 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: 3ad3ef008f8cac71c1ed161cba80b706ca5afea0399c8163a820ef63656dadbf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1101fe7620a5a170ae019106d4ea63b3229fa982abd9f3482e3c7b62ee3c3482",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-02-22T05:30:14Z",
    "title_canon_sha256": "14d1161a84a31e11fc4717168c8706b45dc2ed983f33bce314ed9462580c9300"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.19049",
    "kind": "arxiv",
    "version": 2
  }
}