Pith Number

pith:SF55K56K

pith:2026:SF55K56K4OHQSKXWED3FVGDMXM

not attested not anchored not stored refs pending

Learn Where Outcomes Diverge: Efficient VLA RL via Probabilistic Chunk Masking

Nikshep Grampurohit, Pulkit Verma, Vaidehi Bagaria

arxiv:2605.16154 v1 · 2026-05-15 · cs.LG · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SF55K56K4OHQSKXWED3FVGDMXM}

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	2026-05-20T00:01:55.310797Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

917bd577cae38f092af620f65a986cbb2219ab069752aff8e35d4deadf27dc7d

Aliases

arxiv: 2605.16154 · arxiv_version: 2605.16154v1 · doi: 10.48550/arxiv.2605.16154 · pith_short_12: SF55K56K4OHQ · pith_short_16: SF55K56K4OHQSKXW · pith_short_8: SF55K56K

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/SF55K56K4OHQSKXWED3FVGDMXM \
  | 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: 917bd577cae38f092af620f65a986cbb2219ab069752aff8e35d4deadf27dc7d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f234a20cc377ead2bcfd6d6544e73879b9a5f7b1f7cec32f2b739fd94270483f",
    "cross_cats_sorted": [
      "cs.RO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-15T16:33:59Z",
    "title_canon_sha256": "664582dafb2bb99f24dca92613a7ab8cc1a97fddf2ae6194f98d821d1021b944"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.16154",
    "kind": "arxiv",
    "version": 1
  }
}