Pith Number

pith:CRXPDDUK

pith:2026:CRXPDDUKWB55BMOZPI3XRNH6H6

not attested not anchored not stored refs pending

Self-Distilled Policy Gradient

Quanquan Gu, Shiyuan Zhang, Yifan Zhang, Yifeng Liu

arxiv:2606.04036 v1 · 2026-06-02 · 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{CRXPDDUKWB55BMOZPI3XRNH6H6}

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	2026-06-04T00:06:44.970102Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

146ef18e8ab07bd0b1d97a3778b4fe3f883599aa8fe74ef10e2296068faee493

Aliases

arxiv: 2606.04036 · arxiv_version: 2606.04036v1 · doi: 10.48550/arxiv.2606.04036 · pith_short_12: CRXPDDUKWB55 · pith_short_16: CRXPDDUKWB55BMOZ · pith_short_8: CRXPDDUK

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/CRXPDDUKWB55BMOZPI3XRNH6H6 \
  | 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: 146ef18e8ab07bd0b1d97a3778b4fe3f883599aa8fe74ef10e2296068faee493

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d21ae01a3c5c89f835829ce717bd022a17bb0fa309f181e8755ef370f9a6e0d7",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-02T02:31:13Z",
    "title_canon_sha256": "dc67db7a2c8cfea8b8aa527d3b9cad11ff166c29a3a2fbe75679d0cd162ab72f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.04036",
    "kind": "arxiv",
    "version": 1
  }
}