Pith Number

pith:UF4RLLBD

pith:2026:UF4RLLBDWBAOTJNIGFRQFQV6B4

not attested not anchored not stored refs pending

MissingBench-Verified: Probing Vision-Language Models' Inability to Detect Missing Object Parts

Guoping Luo, Qingyun Qian, Shan Du, Shiyu Zhou, Wenqi Marshall Guo

arxiv:2607.18673 v1 · 2026-07-21 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UF4RLLBDWBAOTJNIGFRQFQV6B4}

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	2026-07-22T01:23:06.069623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a17915ac23b040e9a5a8316302c2be0f10fa4d14d394f7bf61ea16b0c35835b6

Aliases

arxiv: 2607.18673 · arxiv_version: 2607.18673v1 · doi: 10.48550/arxiv.2607.18673 · pith_short_12: UF4RLLBDWBAO · pith_short_16: UF4RLLBDWBAOTJNI · pith_short_8: UF4RLLBD

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/UF4RLLBDWBAOTJNIGFRQFQV6B4 \
  | 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: a17915ac23b040e9a5a8316302c2be0f10fa4d14d394f7bf61ea16b0c35835b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2447c408c84e1c8cdfce22860daba59273674c287dc0c3009354b0dc7dd04aea",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-07-21T03:43:50Z",
    "title_canon_sha256": "5d12cc0f49adfe4906f972ea488a3eaaa7f337002e911f99c16dd5206e537426"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.18673",
    "kind": "arxiv",
    "version": 1
  }
}