Pith Number

pith:GCXMS5FM

pith:2026:GCXMS5FMJGOEADOLGIEF7L5WP3

not attested not anchored not stored refs pending

StepOPSD: Step-Aware Online Preference Distillation for Agent Reinforcement Learning

Chenglin Wu, Xu Lin, Yanfei Zhang

arxiv:2605.27140 v1 · 2026-05-26 · 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{GCXMS5FMJGOEADOLGIEF7L5WP3}

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	2026-05-27T02:05:43.875677Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

30aec974ac499c400dcb32085fafb67ed7de1155967977ee8ae489cb7fc9584a

Aliases

arxiv: 2605.27140 · arxiv_version: 2605.27140v1 · doi: 10.48550/arxiv.2605.27140 · pith_short_12: GCXMS5FMJGOE · pith_short_16: GCXMS5FMJGOEADOL · pith_short_8: GCXMS5FM

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/GCXMS5FMJGOEADOLGIEF7L5WP3 \
  | 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: 30aec974ac499c400dcb32085fafb67ed7de1155967977ee8ae489cb7fc9584a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1fc30d83f73a9df1241075095b9eef29297bbbe73bd0948a98e307f8a5863300",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-05-26T15:07:03Z",
    "title_canon_sha256": "c1f2c0acf38b62c797832abf981d4e64fdc32f9d57ce4811ba7c6aa76eeee8fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.27140",
    "kind": "arxiv",
    "version": 1
  }
}