Pith Number

pith:XKTGFU4X

pith:2025:XKTGFU4XAZVFALR3OT3IGIQYQJ

not attested not anchored not stored refs pending

BrickSmart: Leveraging Generative AI to Support Children's Spatial Language Learning in Family Block Play

Chao Zhang, Lunyiu Nie, Qi Xin, Siyu Zha, Yangming Zhang, Yanjin Wang, Yingqing Xu, Yuewen Zhang, Yujia Liu

arxiv:2504.11138 v1 · 2025-04-15 · cs.HC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XKTGFU4XAZVFALR3OT3IGIQYQJ}

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	2026-07-05T11:06:30.611411Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

baa662d397066a502e3b74f6832218827507e6a2620b02c13bbf479b4e3c6d41

Aliases

arxiv: 2504.11138 · arxiv_version: 2504.11138v1 · doi: 10.48550/arxiv.2504.11138 · pith_short_12: XKTGFU4XAZVF · pith_short_16: XKTGFU4XAZVFALR3 · pith_short_8: XKTGFU4X

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/XKTGFU4XAZVFALR3OT3IGIQYQJ \
  | 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: baa662d397066a502e3b74f6832218827507e6a2620b02c13bbf479b4e3c6d41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "38d2377d24884806b99eb1093e74bfe112df2da56f0ab056489f267e91245060",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2025-04-15T12:40:16Z",
    "title_canon_sha256": "1357ecedcb3ed81027e0b2d6ddf99d14c7a8fdf56e4652e75bf953e751bb2cc2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.11138",
    "kind": "arxiv",
    "version": 1
  }
}