Pith Number

pith:GGXKO3T4

pith:2024:GGXKO3T4ODC7B6KJDOMBHBHXIZ

not attested not anchored not stored refs pending

ChatScratch: An AI-Augmented System Toward Autonomous Visual Programming Learning for Children Aged 6-12

Lingyun Sun, Liuqing Chen, Ruoyu Wu, Shuhong Xiao, Yaxuan Song, Yunnong Chen

arxiv:2402.04975 v1 · 2024-02-07 · cs.HC · cs.AI · 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{GGXKO3T4ODC7B6KJDOMBHBHXIZ}

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	2026-07-05T07:42:34.739121Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31aea76e7c70c5f0f9491b981384f74666173aea1bba9cc8b4a97f0058056a6b

Aliases

arxiv: 2402.04975 · arxiv_version: 2402.04975v1 · doi: 10.48550/arxiv.2402.04975 · pith_short_12: GGXKO3T4ODC7 · pith_short_16: GGXKO3T4ODC7B6KJ · pith_short_8: GGXKO3T4

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/GGXKO3T4ODC7B6KJDOMBHBHXIZ \
  | 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: 31aea76e7c70c5f0f9491b981384f74666173aea1bba9cc8b4a97f0058056a6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b9145bf1d84b1bb349db4fd6ee45198671af6f6093829880668190974042570",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2024-02-07T15:55:51Z",
    "title_canon_sha256": "b08575950a47527fcfc885d0f7a8ed4882f58ea2e0438f41053d3a661e127a8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2402.04975",
    "kind": "arxiv",
    "version": 1
  }
}