Pith Number

pith:44ZSHURF

pith:2026:44ZSHURFER6AD7MACUTBWZUCXO

not attested not anchored not stored refs pending

OPRD: On-Policy Representation Distillation

Bowen Song, Gang Chen, Guangcheng Zhu, Haobo Wang, Mingxuan Xia, Shenzhi Yang, Weiqiang Wang, Xing Zheng, Yingfan Ma, Zhongqi Chen

arxiv:2606.06021 v1 · 2026-06-04 · 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{44ZSHURFER6AD7MACUTBWZUCXO}

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	2026-06-05T01:15:30.595962Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e73323d225247c01fd8015261b6682bb97ab28e5f4048eaeae510b13d7a199c0

Aliases

arxiv: 2606.06021 · arxiv_version: 2606.06021v1 · doi: 10.48550/arxiv.2606.06021 · pith_short_12: 44ZSHURFER6A · pith_short_16: 44ZSHURFER6AD7MA · pith_short_8: 44ZSHURF

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/44ZSHURFER6AD7MACUTBWZUCXO \
  | 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: e73323d225247c01fd8015261b6682bb97ab28e5f4048eaeae510b13d7a199c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "162fcbf9f051fa1a93475bab43d100f68f3d1c6dbc2da7fee431a086dc24900c",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-04T11:13:01Z",
    "title_canon_sha256": "0462c6c49ee61628613d511e84cba358fe55cf01e141e39f02fe77a27d6493ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.06021",
    "kind": "arxiv",
    "version": 1
  }
}