Pith Number

pith:CM2VBZ5K

pith:2026:CM2VBZ5KX5JGVW3WXR7IAFUI23

not attested not anchored not stored refs pending

Contrastive Reinforced Policy Optimization via Privileged Self-Distillation

Jianing Wang, Junlin Liu, Linsen Guo, Xiaoyu Li, Xingchen Liu, Xingjian Wu, Xuezhi Cao, Xuhang Zhu, Xunliang Cai

arxiv:2607.28026 v1 · 2026-07-30 · 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{CM2VBZ5KX5JGVW3WXR7IAFUI23}

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	2026-07-31T01:35:25.505672Z
Builder	pith-number-builder-2026-05-17-v1
Signature	unsigned_v0
Schema	pith-number/v1.0

Canonical hash

133550e7aabf526adb76bc7e801688d6cef95f5ff3ec6ca6e27ac7d037bb2a88

Aliases

arxiv: 2607.28026 · arxiv_version: 2607.28026v1 · doi: 10.48550/arxiv.2607.28026 · pith_short_12: CM2VBZ5KX5JG · pith_short_16: CM2VBZ5KX5JGVW3W · pith_short_8: CM2VBZ5K

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/CM2VBZ5KX5JGVW3WXR7IAFUI23 \
  | 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: 133550e7aabf526adb76bc7e801688d6cef95f5ff3ec6ca6e27ac7d037bb2a88

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2781cf14d21725cbe3e8a1e3e2e0cb0480ac4a9e9dd5d0544c1b589dc3b9d53",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-07-30T11:14:11Z",
    "title_canon_sha256": "a3e6d7b7ff3aa815bce4a683753b8b78ad812685f0dc4f0a63073f024bb4dba7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.28026",
    "kind": "arxiv",
    "version": 1
  }
}