Pith Number

pith:VXB33AIT

pith:2026:VXB33AITLQXGRXTZXUQDZMYRMX

not attested not anchored not stored refs pending

What Frozen VLAs Already Know About Success: A Probing Study of Value-Like Structure in Foundation Robot Policies

2), (2) China Agricultural University), Chenghao Liu (1), Jiachen Zhang (1, Jiaxin Jiang (2), Junnan Nie (1), Junyi Lao (1), Songfang Huang (1) ((1) Peking University, Wei Cheng (1)

arxiv:2605.28527 v1 · 2026-05-27 · 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{VXB33AITLQXGRXTZXUQDZMYRMX}

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	2026-05-28T02:04:55.501683Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

adc3bd81135c2e68de79bd203cb31165d9e18f452ded54c7c478ef071eab12a4

Aliases

arxiv: 2605.28527 · arxiv_version: 2605.28527v1 · doi: 10.48550/arxiv.2605.28527 · pith_short_12: VXB33AITLQXG · pith_short_16: VXB33AITLQXGRXTZ · pith_short_8: VXB33AIT

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/VXB33AITLQXGRXTZXUQDZMYRMX \
  | 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: adc3bd81135c2e68de79bd203cb31165d9e18f452ded54c7c478ef071eab12a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f7f5b84b620c5cb39ae763ddf63b7f0fa5d9560aa09726c6d42ec7ca04da1491",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2026-05-27T14:23:29Z",
    "title_canon_sha256": "50685c99c6f75a1518f79feea9c070ab5875dc28df5631561754e17edf1ddf3f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.28527",
    "kind": "arxiv",
    "version": 1
  }
}