Pith Number

pith:O5X7H5Z6

pith:2020:O5X7H5Z6FXGM5ZY4XRZK3BRPRT

not attested not anchored not stored refs pending

Practical Reinforcement Learning For MPC: Learning from sparse objectives in under an hour on a real robot

David Hoeller, Marco Hutter, Miguel I. Valls, Napat Karnchanachari

arxiv:2003.03200 v2 · 2020-03-06 · cs.RO · math.OC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{O5X7H5Z6FXGM5ZY4XRZK3BRPRT}

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	2026-07-05T00:56:03.474924Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

776ff3f73e2dcccee71cbc72ad862f8cf8366e0585dfc9e226b9cec3bf818168

Aliases

arxiv: 2003.03200 · arxiv_version: 2003.03200v2 · doi: 10.48550/arxiv.2003.03200 · pith_short_12: O5X7H5Z6FXGM · pith_short_16: O5X7H5Z6FXGM5ZY4 · pith_short_8: O5X7H5Z6

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/O5X7H5Z6FXGM5ZY4XRZK3BRPRT \
  | 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: 776ff3f73e2dcccee71cbc72ad862f8cf8366e0585dfc9e226b9cec3bf818168

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c478b6721dde046828a32e226c5e080066ec7edb145aae8b09708b6acd10f7c1",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2020-03-06T13:40:44Z",
    "title_canon_sha256": "cb2ee023048bf43dba43ef3660c9d624099e49f7aa3939b2d49bbe18f1da0285"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2003.03200",
    "kind": "arxiv",
    "version": 2
  }
}