Pith Number

pith:P6KZ22RQ

pith:2025:P6KZ22RQM772XWI6AMNPQGDFKO

not attested not anchored not stored refs pending

ViScratch: Using Large Language Models and Gameplay Videos for Automated Feedback in Scratch

Daming Li, Hanyuan Shi, Jialu Zhang, Yuan Si

arxiv:2509.11065 v1 · 2025-09-14 · cs.SE · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P6KZ22RQM772XWI6AMNPQGDFKO}

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.

Cited by

6 papers in Pith

NL2Scratch: An Executable Benchmark and Evaluation for Block-Based Programming

Fixed-Set Robustness in Programming by Example: Example Corruption and Semantic Partition Recovery

SchedCheck: Schedule-Robustness Analysis for Event-Driven Block Programs

Checked Program Recovery from Execution Video: A Sound Oracle for Untrusted Generators

Certificate-Carrying Transformation of Event-Driven Block Programs

Receipt and verification

First computed	2026-07-05T12:11:32.908910Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f959d6a3067ffabd91e031af81865539928e7bb289baa367a5542e35a7542eb

Aliases

arxiv: 2509.11065 · arxiv_version: 2509.11065v1 · doi: 10.48550/arxiv.2509.11065 · pith_short_12: P6KZ22RQM772 · pith_short_16: P6KZ22RQM772XWI6 · pith_short_8: P6KZ22RQ

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/P6KZ22RQM772XWI6AMNPQGDFKO \
  | 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: 7f959d6a3067ffabd91e031af81865539928e7bb289baa367a5542e35a7542eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10e9131171ebcf094d595ee810971f4779278b6dc27da1dbba664e71652899f1",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2025-09-14T03:12:44Z",
    "title_canon_sha256": "8531a049710bf50b82439e735ead22d1321ebab247ab40ca76271c532b00b166"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.11065",
    "kind": "arxiv",
    "version": 1
  }
}