Pith Number

pith:W5C2PYY4

pith:2026:W5C2PYY43CX7Y6DA7KAYQ7KRWN

not attested not anchored not stored refs pending

Exploring Vision-Language Models for Online Signature Verification: A Zero-Shot Capability Study

Javier Ortega-Garcia, Marta Robledo-Moreno, Ruben Tolosana, Ruben Vera-Rodriguez

arxiv:2605.14845 v1 · 2026-05-14 · 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{W5C2PYY43CX7Y6DA7KAYQ7KRWN}

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	2026-05-17T23:38:56.377383Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b745a7e31cd8affc7860fa81887d51b361bb3de0e1723fd2918edc8aab542195

Aliases

arxiv: 2605.14845 · arxiv_version: 2605.14845v1 · doi: 10.48550/arxiv.2605.14845 · pith_short_12: W5C2PYY43CX7 · pith_short_16: W5C2PYY43CX7Y6DA · pith_short_8: W5C2PYY4

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/W5C2PYY43CX7Y6DA7KAYQ7KRWN \
  | 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: b745a7e31cd8affc7860fa81887d51b361bb3de0e1723fd2918edc8aab542195

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "31459c9f2a92ba1674e774cbe019b3f327b0f0240b2113f0d8e1122f19764b0b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-05-14T13:53:28Z",
    "title_canon_sha256": "b19fbf0ed340e852ec93a527100705dc57ce85b920b872a86175fc409e7e0ce8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.14845",
    "kind": "arxiv",
    "version": 1
  }
}