Pith Number

pith:LACMDHMW

pith:2026:LACMDHMWRQIPFKXTK63RVORHHH

not attested not anchored not stored refs pending

Toward Scalable Co-located Practical Learning: Assisting with Computer Vision and Multimodal Analytics

Dragan Gasevic, Jin Zhou, Linxuan Zhao, Lixiang Yan, Roberto Martinez-Maldonado, Xinyu Li, Yuchen Liu, Yueqiao Jin

arxiv:2603.13679 v2 · 2026-03-14 · cs.HC · 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{LACMDHMWRQIPFKXTK63RVORHHH}

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	2026-06-09T02:07:23.999549Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5804c19d968c10f2aaf357b71aba2739fa96a963484ac58faeb000dc49556356

Aliases

arxiv: 2603.13679 · arxiv_version: 2603.13679v2 · doi: 10.48550/arxiv.2603.13679 · pith_short_12: LACMDHMWRQIP · pith_short_16: LACMDHMWRQIPFKXT · pith_short_8: LACMDHMW

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/LACMDHMWRQIPFKXTK63RVORHHH \
  | 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: 5804c19d968c10f2aaf357b71aba2739fa96a963484ac58faeb000dc49556356

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e943cf5d9c5aa2b89dc4e235579e0a43aa664db64a7e009de0714f4b3765f158",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.HC",
    "submitted_at": "2026-03-14T01:04:58Z",
    "title_canon_sha256": "ed7221af9e93ce3d57174eff1ea81c524d9ac89686789092853287a98da28b49"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2603.13679",
    "kind": "arxiv",
    "version": 2
  }
}