Pith Number

pith:KEN26KA6

pith:2026:KEN26KA6EAYMYZAZMPTAQMRUZH

not attested not anchored not stored refs pending

SOLE-R1: Video-Language Reasoning as the Sole Reward for On-Robot Reinforcement Learning

Eric Rosen, Karl Schmeckpeper, Ondrej Biza, Philip Schroeder, Stephen Hart, Thomas Weng

arxiv:2603.28730 v2 · 2026-03-30 · cs.RO · cs.CL · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KEN26KA6EAYMYZAZMPTAQMRUZH}

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	2026-05-27T02:06:13.950117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

511baf281e2030cc641963e6083234c9dc5c983f7203974d8d7d5130411f3bf6

Aliases

arxiv: 2603.28730 · arxiv_version: 2603.28730v2 · doi: 10.48550/arxiv.2603.28730 · pith_short_12: KEN26KA6EAYM · pith_short_16: KEN26KA6EAYMYZAZ · pith_short_8: KEN26KA6

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/KEN26KA6EAYMYZAZMPTAQMRUZH \
  | 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: 511baf281e2030cc641963e6083234c9dc5c983f7203974d8d7d5130411f3bf6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05c9824342efee31c0d5a26101862a4ceead57e9d49042cda4fc6be46685a347",
    "cross_cats_sorted": [
      "cs.CL",
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2026-03-30T17:46:31Z",
    "title_canon_sha256": "0a307442793180b3dc68ec9814346c8e3a23394e68e6a5dc837a071f2cbdc501"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.28730",
    "kind": "arxiv",
    "version": 2
  }
}