Pith Number

pith:2WF4A5LG

pith:2026:2WF4A5LGH46JXO34TQUZYYCOXM

not attested not anchored not stored refs pending

Chebyshev Policies and the Mountain Car Problem: Reinforcement Learning for Low-Dimensional Control Tasks

Georg Sch\"afer, Hannes Unger, Jakob Rehrl, Stefan Huber

arxiv:2605.22305 v1 · 2026-05-21 · 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{2WF4A5LGH46JXO34TQUZYYCOXM}

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	2026-05-22T01:04:37.016596Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d58bc075663f3c9bbb7c9c299c604ebb3976a200d0a2d939fc34155dfd773729

Aliases

arxiv: 2605.22305 · arxiv_version: 2605.22305v1 · doi: 10.48550/arxiv.2605.22305 · pith_short_12: 2WF4A5LGH46J · pith_short_16: 2WF4A5LGH46JXO34 · pith_short_8: 2WF4A5LG

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/2WF4A5LGH46JXO34TQUZYYCOXM \
  | 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: d58bc075663f3c9bbb7c9c299c604ebb3976a200d0a2d939fc34155dfd773729

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d3ab8399efe3d7073add648fabb09c0b323b64f1f3e4f91d67048f1d2caa3c31",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-21T10:54:26Z",
    "title_canon_sha256": "91b259cef8e3c8e26585199c18db4abdf8222ae83d6d267bd485b65b6ad3ce0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.22305",
    "kind": "arxiv",
    "version": 1
  }
}