Pith Number

pith:JUPQSK2F

pith:2026:JUPQSK2FQZM4PPHVX3IOEJCSNP

not attested not anchored not stored refs pending

Flatness Preserves Instruction Following in Vision-Language-Action Models

Haochen Zhang, Yonatan Bisk

arxiv:2606.23641 v1 · 2026-06-22 · 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{JUPQSK2FQZM4PPHVX3IOEJCSNP}

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	2026-06-23T03:14:33.071750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d1f092b458659c7bcf5bed0e224526bd8393838e88afadee183ac8f66f4503e

Aliases

arxiv: 2606.23641 · arxiv_version: 2606.23641v1 · doi: 10.48550/arxiv.2606.23641 · pith_short_12: JUPQSK2FQZM4 · pith_short_16: JUPQSK2FQZM4PPHV · pith_short_8: JUPQSK2F

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/JUPQSK2FQZM4PPHVX3IOEJCSNP \
  | 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: 4d1f092b458659c7bcf5bed0e224526bd8393838e88afadee183ac8f66f4503e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "85c989765a244dec2d0232b89b6d10b4a75e7c7d66d66d10e4b05ac32f3f254f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.RO",
    "submitted_at": "2026-06-22T17:30:29Z",
    "title_canon_sha256": "5859cc48f6b7b1850c813bf10b1cfa7311f5b14c34ef35985ad81d31b369c9b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.23641",
    "kind": "arxiv",
    "version": 1
  }
}