Pith Number

pith:DGNFU6XG

pith:2026:DGNFU6XGZCUE4OYM7HEFYNSFRZ

not attested not anchored not stored refs pending

Flat-Pack Bench: Evaluating Spatio-Temporal Understanding in Large Vision-Language Models through Furniture Assembly

Aditya Chetan, Bharath Hariharan, Bharath Raj Nagoor Kani, Eric Cai, Noah Snavely, Peeyush Kushwaha, Qianqian Wang, Utkarsh Mall

arxiv:2605.21625 v1 · 2026-05-20 · cs.CV · cs.AI · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DGNFU6XGZCUE4OYM7HEFYNSFRZ}

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	2026-05-22T01:03:25.934614Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

199a5a7ae6c8a84e3b0cf9c85c36458e774305f2018d6e372ceaf163508e4ec7

Aliases

arxiv: 2605.21625 · arxiv_version: 2605.21625v1 · doi: 10.48550/arxiv.2605.21625 · pith_short_12: DGNFU6XGZCUE · pith_short_16: DGNFU6XGZCUE4OYM · pith_short_8: DGNFU6XG

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/DGNFU6XGZCUE4OYM7HEFYNSFRZ \
  | 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: 199a5a7ae6c8a84e3b0cf9c85c36458e774305f2018d6e372ceaf163508e4ec7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8604e91700112d90e35a79ee79780b8735c019b37e13e09c565c2ec19c671418",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-05-20T18:36:57Z",
    "title_canon_sha256": "f6e8d7a9b2c46f8eb0e8cfaa02e86d1520aa8031adca37ca830f3c0e060afe86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.21625",
    "kind": "arxiv",
    "version": 1
  }
}