Pith Number

pith:B75C34Z6

pith:2025:B75C34Z6MREVSYH32LIW7EF4RM

not attested not anchored not stored refs pending

Have Multimodal Large Language Models (MLLMs) Really Learned to Tell the Time on Analog Clocks?

Elena Merino-G\'omez, Javier Conde, Miguel Gonz\'alez, Pedro Reviriego, Tairan Fu

arxiv:2505.10862 v1 · 2025-05-16 · 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{B75C34Z6MREVSYH32LIW7EF4RM}

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	2026-07-05T11:04:07.264100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0ffa2df33e64495960fbd2d16f90bc8b1e716ae7983fc396224233ff44540437

Aliases

arxiv: 2505.10862 · arxiv_version: 2505.10862v1 · doi: 10.48550/arxiv.2505.10862 · pith_short_12: B75C34Z6MREV · pith_short_16: B75C34Z6MREVSYH3 · pith_short_8: B75C34Z6

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/B75C34Z6MREVSYH32LIW7EF4RM \
  | 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: 0ffa2df33e64495960fbd2d16f90bc8b1e716ae7983fc396224233ff44540437

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0aa732c9394bdd6940cdbf6d5f91a7c36ac0bfc9becd8c107f26c96ffcd0738",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2025-05-16T05:04:34Z",
    "title_canon_sha256": "50b423dc39ed7444f5dc3a725c1157ebed3082aac2e305cb021b100e173c0acb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.10862",
    "kind": "arxiv",
    "version": 1
  }
}