Pith Number

pith:YIXQYKPC

pith:2026:YIXQYKPCYRFMY254O7GDMFSWWS

not attested not anchored not stored refs pending

Do Video Foundation Models Understand Intuitive Physics? A Layerwise Probing Analysis

Francesco Massafra, Ippokratis Pantelidis, Mohammadreza Salehi, Niccol\`o Caselli, Salvatore Lo Sardo, Samuele Punzo

arxiv:2606.09646 v1 · 2026-06-08 · cs.CV · cs.AI · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YIXQYKPCYRFMY254O7GDMFSWWS}

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	2026-06-09T02:09:01.152633Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c22f0c29e2c44acc6bbc77cc361656b489f8d74f111d33a2381c54f0cf0d4097

Aliases

arxiv: 2606.09646 · arxiv_version: 2606.09646v1 · doi: 10.48550/arxiv.2606.09646 · pith_short_12: YIXQYKPCYRFM · pith_short_16: YIXQYKPCYRFMY254 · pith_short_8: YIXQYKPC

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/YIXQYKPCYRFMY254O7GDMFSWWS \
  | 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: c22f0c29e2c44acc6bbc77cc361656b489f8d74f111d33a2381c54f0cf0d4097

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a2efcf0e6e90bb899c10fc9faf57d31e76c448ca1e87d1f7faed75a0ea263ebe",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LG"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-06-08T15:40:32Z",
    "title_canon_sha256": "dc49f4c7514aafa7d25e67aa1a91cc3c4f62e7e6d991d1e15cb33edbec28e909"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.09646",
    "kind": "arxiv",
    "version": 1
  }
}